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Audit Complete

Results for https://wizzair.com

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Spain Spain · Madrid Completed: Apr 15, 2026 23:05 UTC
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Mobile 375 × 812

Screenshot of the audited page (Mobile 375×812)

Desktop 1440 × 900

Screenshot of the audited page (Desktop 1440×900)
D67

Site Health

Score: 67 / 100

Based on 8 categories, 0 sections

Room to improve — your 41.2s load time is above Google's 2.5s 'Good' threshold.

Several missing protections leave your users and data exposed.

Several issues make your site difficult for assistive technology users.

Solid SEO basics — a few optimizations could boost rankings.

Solid infrastructure — fast server responses across the board.

Mostly compliant — a few items need attention.

Missing metadata means poor previews on social media and search.

Heavier than average — reducing page weight saves energy and bandwidth.

How is this calculated?

The overall score is a weighted average of individual category scores. Categories with more impact on user experience and security carry more weight.

Performance 25%Security 25%Accessibility 15%SEO 10%Infrastructure 10%Compliance 8%Content 5%Sustainability 2%

Weights reflect general web best practices. Individual needs may differ.

How the composite score is calculated

How you compare

Amazon Route 53 sites average 72
At average
Better than 3% of Amazon Route 53 sites See full Amazon Route 53 benchmark →
Apple sites average 73
-6 below average
Better than 1% of Apple sites See full Apple benchmark →

Top Priorities (5)

1

Content-Security-Policy header is missing

Security gaps expose your site and users to attacks, eroding trust.

Security › Security Headers
2

HSTS header is missing

Security gaps expose your site and users to attacks, eroding trust.

Security › Security Headers
3

No Content-Security-Policy header found

Security gaps expose your site and users to attacks, eroding trust.

Security › Content Security Policy
4

Page weighs 23.7 MB (6.4 MB transferred)

Performance issues directly impact user engagement and conversion rates.

Performance › Page Weight Budget
5

2 image(s) missing alt attribute

Accessibility issues exclude users with disabilities — up to 15% of your potential audience.

Accessibility › Alt Text Quality
View fix priority matrix

Fix Priority Matrix

5 findings

Quick Wins

3

High impact, low effort — start here.

Strategic

2

High impact, requires investment.

Easy Improvements

0

Small gains, minimal effort.

Nothing in this quadrant — good news.

Deprioritize

0

Low impact, high effort — do last.

Nothing in this quadrant — good news.

← Low effort High effort →
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What fixing these means

Your site has several issues that may be affecting user experience and business outcomes. Your LCP of 41.2s exceeds Google's 2.5s 'Good' threshold and the 1 performance issue below directly contributes to it. Accessibility issues exclude users who rely on assistive technology — an estimated 15% of your potential audience. Addressing the critical issues below would have the most immediate impact on your user trust.

3 security gaps detected — browsers may warn visitors about your site.
Your LCP is 41.2s — fixing the 1 performance critical could bring it under Google's 2.5s 'Good' threshold.
1 accessibility issue excludes users who rely on assistive technology.
C
Could reach Estimate based on resolving critical issues

Return on Investment

$500 investment → $1.62/month returns + USD 157,500 risk avoided

Payback period: > 2 years First-year ROI: -96%

Investment

$500

5h · 5 findings

Monthly returns

$1.62 /mo

~$19 / year

  • Bandwidth savings $1.62

Regulatory risk avoided

USD 157,500

if kept compliant

  • ADA Title III USD 150,000
  • CCPA/CPRA USD 7,500

$150 — in quick wins — start here for the fastest payback

Figures combine localized regulatory fine ceilings, search/conversion value priced against local CPC, and bandwidth waste estimates. Results depend on implementation quality and audience composition. Not legal or financial advice.

Full methodology & sources

Estimated Remediation Cost

$500

5.0 developer hours at $100/hr

Based on United States rates ($100/hr)

Quick wins
$150 3 fixes in ~90 minutes

Start here for the best return on investment

Cost by category

Cost by effort level

Adjust assumptions
$ /hr

Rates reflect fully-loaded developer cost including overhead

How developer rates are sourced

What Inaction Is Costing You

$13,127 / month at risk

~$157,519 / year if left unfixed

Compliance Risk

$157,500

ADA Title IIICCPA/CPRA
  • No privacy policy link detected
    CCPA/CPRA: USD 2,500 – USD 7,500
  • Trackers detected but no cookie policy found
    CCPA/CPRA: USD 2,500 – USD 7,500
  • Trackers detected but no privacy policy found
    CCPA/CPRA: USD 2,500 – USD 7,500

+5 more

Bandwidth Waste

$1.62 /mo

20187.5 MB/mo × 0.080 USD/GB

  • Optimize transfer: save ~2.0 MB per page load
    Saves $1.62/mo

Compliance figures represent the statutory maximum fine for the most severe triggered category, capped per regulation — not the sum of per-finding penalties. Based on published regulatory fine ranges. This is not legal advice.

Compliance methodology · SEO assumptions · Bandwidth model

Your performance is already good — improvements may show diminishing returns

Unique monthly visitors from your analytics

Purchases, signups, or key actions

Optional — for revenue estimation

additional conversions/month

more engaged visitors from reduced bounce

potential monthly revenue
Current bounce (est.)
After fixes (est.)
Estimated bounce reduction

Fix 5 critical issues to capture this value

How this is calculated

Based on Google/Deloitte research ("Milliseconds Make Millions") showing a ~7% bounce rate increase per additional second of LCP above the 2.5s "Good" threshold.

Your site's LCP: → estimated after fixes.

These are estimates based on industry research — actual results vary

Bounce-rate model & assumptions

Your data stays in your browser — nothing is sent to our servers

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Lighthouse Scores

Industry-standard audits powered by Google Lighthouse.

26
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
79
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
73
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
85
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

Core Web Vitals

Key metrics that affect user experience.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

23.54 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

41.16 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

3.36 s

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.003

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

23.54 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

41.22 s

Detailed Report

Audit breakdown by category with detailed findings.

26

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Shipping ES5 transpiled code to modern browsers wastes bytes — every user with an evergreen browser pays for compatibility you don't need.

Learn more

Most users today run browsers that natively support ES6+, async/await, optional chaining, and the rest of modern JavaScript. Transpiling to ES5 'just in case' adds 20-40% to your bundle for no benefit. Configure your build to target a modern browserslist, or ship a differential bundle pair (modern + legacy) with the module/nomodule pattern.

Source: Google web.dev / Lighthouse

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:152.186 source:map[type:text value:[unattributed]]] map[reflowTime:0.41 source:map[column:332 line:412 type:source-location url:https://www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js urlProvider:network]] map[reflowTime:26.135 source:map[column:14390 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:13.41 source:map[column:86158 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:5.286 source:map[column:40294 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:6.687 source:map[column:46334 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:3.641 source:map[column:279985 line:0 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/47697.8f3a4b45.min.js urlProvider:network]]]

Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:label label:Subpart valueType:text] map[key:duration label:Duration valueType:ms]]
items: [map[duration:150.14 label:Time to first byte subpart:timeToFirstByte] map[duration:4258.337 label:Element render delay subpart:elementRenderDelay]]
lhId: page-0-DIV
nodeLabel: We value your privacy! By clicking "Accept all", you agree to the use of cookie…
path: 1,HTML,1,BODY,20,ASIDE,a,#document-fragment,2,DIV,0,DIV,1,DIV,0,HEADER,1,DIV,1,DIV
selector: div#main-view > header > div#uc-cmp-description > div#uc-privacy-description
snippet: <div class="privacy-text " data-action="" id="uc-privacy-description">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

More than 4 preconnect connections were found. These should be used sparingly and only to the most important origins.
description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...7.2 KiB7.1 KiB

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 1.6 s

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Multi-megabyte JavaScript bundles delay every interactive feature on the page.

Learn more

This is the Lighthouse audit fired when too much JS is shipped relative to what executes. The fix isn't a config flag — it requires bundle analysis (webpack-bundle-analyzer, rollup-plugin-visualizer), splitting routes into chunks, lazy-loading off-screen components, and removing unused dependencies. Fundamentally different from minification: minifying reduces byte count, this reduces what's downloaded at all.

Source: Google web.dev / Lighthouse

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTotal CPU TimeScript EvaluationScript Parse
www.wizzair.com/en-gb2.5 s461 ms223 ms
/149e9513-01fa-4fb0-aad4-566afd725d1b/2d206a39-8ed7-437e-...2.4 s2.2 s42 ms
www.wizzair.com/dist-ssr/assets/scripts/22809.be048319.min.js1.6 s1.2 s1.3 ms
Unattributable1.3 s133 ms0.6 ms
/149e9513-01fa-4fb0-aad4-566afd725d1b/2d206a39-8ed7-437e-...726 ms709 ms13 ms
www.wizzair.com/dist-ssr/assets/scripts/42225.49aee035.min.js571 ms334 ms6.1 ms
www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js534 ms147 ms7.2 ms
www.googletagmanager.com/gtm.js?id=GTM-NBB94QFH&l=dataLayer524 ms458 ms56 ms
www.wizzair.com/dist-ssr/assets/scripts/47697.8f3a4b45.min.js398 ms331 ms26 ms
www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js390 ms259 ms76 ms
www.wizzair.com/dist-ssr/assets/scripts/88263.0e997f35.min.js272 ms270 ms0.8 ms
www.wizzair.com/dist-ssr/assets/scripts/82138.582486aa.min.js236 ms163 ms1.3 ms
www.wizzair.com/dist-ssr/assets/scripts/33524.2b8589d3.min.js229 ms203 ms0.8 ms
www.wizzair.com/dist-ssr/assets/scripts/82672.4dda3d78.min.js214 ms5.3 ms209 ms
www.wizzair.com/dist-ssr/assets/scripts/51091.890bd0c5.min.js204 ms97 ms1.1 ms
web.cmp.usercentrics.eu/ui/v/3.114.0/WebSdk.lib.c9b98563.js177 ms148 ms24 ms
www.googletagmanager.com/gtag/js?id=G-G2EKSJBE0J&cx=c&gtm=4e64e1172 ms136 ms35 ms
www.wizzair.com/dist-ssr/assets/scripts/34950.702d1ea6.min.js163 ms6.0 ms49 ms
www.wizzair.com/dist-ssr/assets/scripts/96724.0b67da7b.min.js149 ms144 ms0.3 ms
js-agent.newrelic.com/nr-spa-1.312.1.min.js143 ms116 ms7.7 ms
www.wizzair.com/dist-ssr/assets/scripts/40298.56ecdd98.min.js142 ms140 ms1.1 ms
www.wizzair.com/dist-ssr/assets/scripts/66151.11f9f567.min.js133 ms2.6 ms130 ms
web.cmp.usercentrics.eu/ui/v/3.114.0/UcGdprCmpView.c071ab9b.js102 ms37 ms8.4 ms
www.wizzair.com/dist-ssr/assets/scripts/76653.3847a690.min.js100 ms98 ms1.0 ms
www.wizzair.com/dist-ssr/assets/scripts/36329.7d957f89.min.js96 ms91 ms0.6 ms
web.cmp.usercentrics.eu/ui/loader.js89 ms22 ms4.2 ms
www.wizzair.com/dist-ssr/assets/scripts/73328.23671f9e.min.js84 ms64 ms0.7 ms
webchat-sdk.hubtype.com/wizzair/webchat-button.botonic.js71 ms54 ms17 ms
www.wizzair.com/dist-ssr/assets/scripts/89354.aa81fec7.min.js69 ms23 ms0.6 ms
www.wizzair.com/dist-ssr/assets/scripts/61736.eb48827d.min.js62 ms54 ms0.5 ms
www.wizzair.com/dist-ssr/assets/scripts/40224.a25c2d75.min.js58 ms56 ms1.4 ms
/149e9513-01fa-4fb0-aad4-566afd725d1b/2d206a39-8ed7-437e-...57 ms49 ms0.5 ms
www.wizzair.com/dist-ssr/assets/scripts/38130.4151fd6b.min.js53 ms2.7 ms49 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation8.8 s
Style & Layout2.1 s
Other1.9 s
Script Parsing & Compilation1.2 s
Parse HTML & CSS521 ms
Garbage Collection280 ms
Rendering123 ms

Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
section.hero-banner > div.hero-banner__content > div.hero-banner__content--logo > img.hero-banner__logo section.hero-banner > div.hero-banner__content > div.hero-banner__content--logo > img.hero-banner__logo
www.wizzair.com/dist-ssr/assets/images/lets-wizz--logo.0d9a0556.svg
Wizz Air div.ds-header__inner > div.ds-header__logo > a.ds-header__logo--wrapper > img.ds-header__logo__image
www.wizzair.com/dist-ssr/assets/images/wizz-logo--white.2b360143.svg
div.swiper-slide > section.hero-banner > div.hero-banner__line-wrapper > img.hero-banner__line-wrapper--image div.swiper-slide > section.hero-banner > div.hero-banner__line-wrapper > img.hero-banner__line-wrapper--image
www.wizzair.com/dist-ssr/assets/images/lets-wizz--plane.6a830e1d.svg
Budapest figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Rome Fiumicino figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Warsaw Chopin figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Bucharest Otopeni figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Hotel div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Rent a car div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
eVisa div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Airport parking div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Airport transfer div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Earn with Revolut div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
eSIM data roaming div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Security Fast Track div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Exclusive Lounge div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Insurance div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image
WIZZ Bundle div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Priority div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Discount Club div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ All You Can Fly div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Multipass div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Gift voucher div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Memberships div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image

More information about the performance of your application. These numbers don't directly affect the Performance score.

Layout shift culprits
Optimize DOM size
Modern HTTP
Optimize viewport for mobile
Minify JavaScript
User Timing marks and measures 5 user timings
Avoid long main-thread tasks 20 long tasks found
Avoid non-composited animations 6 animated elements found
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 70 ms
Server Backend Latencies 230 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Initial server response time was short Root document took 20 ms
Avoid large layout shifts 2 layout shifts found
INP breakdown
LCP request discovery
79

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

ARIA

Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more about roles and required children elements.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Search Plan Select flight Destinations Fare finder WIZZ Route Map Services Hote… header.ds-header > div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle

These are opportunities to improve the legibility of your content.

Names and labels

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.app-card-mobile > div.app-cta-buttons > div.app-card-mobile__ctas > a.app-card-mobile__cta div.app-card-mobile > div.app-cta-buttons > div.app-card-mobile__ctas > a.app-card-mobile__cta
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Tables and lists

Screen readers require list items (`<li>`) to be contained within a parent `<ul>`, `<ol>` or `<menu>` to be announced properly. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Search div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Plan Select flight Destinations Fare finder WIZZ Route Map div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Services Hotels Cars div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Booking Find booking Check in Add service div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
WIZZ & services WIZZ Services Security Fast Track and Lounge Access Fare Lock W… div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Security Fast Track and Lounge Access div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Fare Lock div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Priority div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Flex div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Check Our Onboard Services and Magazine div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Family Travel Offers and Services div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Account div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Gift Voucher div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Flexible Travel Partner  div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Auto Check-in Information  div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Sitting Together div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Café & Boutique Voucher div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Mobile App div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Mobile App Questions div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Wizz Air charter flights div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Frequently Asked Questions div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
How to make a bank transfer div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Group bookings div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Simple travel? Book directly with WIZZ! div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Value Voucher div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Class div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Fare Finder div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Flight Fares and Bundles div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
All Services and Fees div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Special Assistance Information div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Hotels div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Car rental div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Airport Parking Information div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Airport Transfers Made Easy div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Credit Card div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Partner Services div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ eSIM: Seamless Data Roaming for Global Travellers ! div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Delayed Baggage Protection div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Link FAQ div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
All You Can Fly div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ MultiPass div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Discount Club div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Privilege Pass div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
About WIZZ div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Company Information div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Latest Travel News div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Press Office div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Sustainability div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Running div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
General Conditions of Carriage div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Cookie Policy div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Privacy notice div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Customer First Compass div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Medical Awareness div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
ESG Policies div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
WIZZ Foundation div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Cabin crew/Flight attendant div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Pilots div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Wizz Air Pilot Academy div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Office positions div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Investor Relations Overview div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Investor Information div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Governance div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Business Results and Calendar div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Investor Relations Analysts div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Investor contact div.ds-header__column--item > div.ds-header__sub-accordion--accordion-wrapper > ul.ds-header__column--list > li
Help Centre Flight Status My WIZZ Account Booking information and services Book… div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Sign in div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
English div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Best practices

Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
head > meta head > meta

These items highlight common accessibility best practices.

Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
English nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item > button.ds-header__navigation--button
Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s have all required `[aria-*]` attributes
`[role]`s are contained by their required parent element
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Buttons have an accessible name
Form elements have associated labels
Select elements have associated label elements.
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links are distinguishable without relying on color.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
Heading elements appear in a sequentially-descending order
Document has a main landmark.
Deprecated ARIA roles were not used
All heading elements contain content.
Identical links have the same purpose.
`[accesskey]` values are unique
ARIA input fields have accessible names
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<frame>` or `<iframe>` elements have a title
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
Input buttons have discernible text.
`<input type="image">` elements have `[alt]` text
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[lang]` attributes have a valid value
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
73

Best Practices

Trust and Safety

Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more about the geolocation permission.

Why this matters

Performance issues directly impact user engagement and conversion rates.

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
SharedStorage
line 2, col 31
StorageType.persistent is deprecated. Please use standardized navigator.storage instead.
line 2, col 31
Fledge
line 2, col 31

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit

Why this matters

Performance issues directly impact user engagement and conversion rates.

SourceDescription
Failed to load resource: the server responded with a status of 429 ()

Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uses HTTPS
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the notification permission on page load
Displays images with correct aspect ratio
Serves images with appropriate resolution
Page has the HTML doctype
Properly defines charset
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Ensure proper origin isolation with COOP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Redirects HTTP traffic to HTTPS
Use a strong HSTS policy
Mitigate clickjacking with XFO or CSP
85

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Crawling and Indexing

If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. Learn more about robots.txt.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Line #ContentError
390Link: https://www.wizzair.com/ai.txt; rel="ai-policy"Unknown directive
391Link: https://www.wizzair.com/llms.txt; rel="machine-readable"Unknown directive
392Link: https://www.wizzair.com/llms-full.txt; rel="machine-readable"Unknown directive

To appear in search results, crawlers need access to your app.

Content Best Practices

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image

Format your HTML in a way that enables crawlers to better understand your app’s content.

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links have descriptive text
Links are crawlable
Document has a valid `hreflang`
Document has a valid `rel=canonical`

Lighthouse Scores

Industry-standard audits powered by Google Lighthouse. — Desktop

47
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
66
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
73
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
85
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

Core Web Vitals

Key metrics that affect user experience. — Desktop

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

1.18 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

1.87 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

542 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.220

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

4.48 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

7.38 s

Detailed Report

Audit breakdown by category with detailed findings.

47

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Shipping ES5 transpiled code to modern browsers wastes bytes — every user with an evergreen browser pays for compatibility you don't need.

Learn more

Most users today run browsers that natively support ES6+, async/await, optional chaining, and the rest of modern JavaScript. Transpiling to ES5 'just in case' adds 20-40% to your bundle for no benefit. Configure your build to target a modern browserslist, or ship a differential bundle pair (modern + legacy) with the module/nomodule pattern.

Source: Google web.dev / Lighthouse

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Layout shifts occur when elements move absent any user interaction. Investigate the causes of layout shifts, such as elements being added, removed, or their fonts changing as the page loads.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]
items: [map[node:map[type:text value:Total] score:0.009514] map[node:map[boundingRect:map[bottom:0 height:0 left:0 right:0 top:0 width:0] lhId:page-10-DIV nodeLabel: Stay tuned! Subscribe to our newsletter and be the first to know about new rou… path:0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,5,DIV selector:div.router-wrapper > div.main-page-container > div > div.newsletter-module snippet:<div data-test="newsletter-module" class="newsletter-module"> type:node] score:0.007606] map[node:map[boundingRect:map[bottom:0 height:0 left:0 right:0 top:0 width:0] lhId:page-11-P nodeLabel:Stay tuned! path:0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,5,DIV,0,DIV,0,DIV,1,DIV,0,P selector:div.container > div.newsletter-module-card > div.newsletter-module-content > p.text snippet:<p data-test="newsletter-module-title" class="text xxxxl extra-bold newsletter-module-title"> type:node] score:0.001908 subItems:map[items:[map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/sourcesans3/v19/nwpStKy2OAdR1K-IwhWudF-R3w8aZejf5Hc.woff2]] map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/montserrat/v31/JTUSjIg1_i6t8kCHKm459WlhyyTh89Y.woff2]] map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/sourcesans3/v19/nwpStKy2OAdR1K-IwhWudF-R3wEaZejf5HdF8Q.woff2]]] type:subitems]]]
headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]
items: [map[node:map[type:text value:Total] score:0.22034600000000001] map[node:map[boundingRect:map[bottom:4491 height:1211 left:0 right:1335 top:3280 width:1335] lhId:page-16-SECTION nodeLabel:Services WIZZ Discount Club WIZZ Flex WIZZ Priority boarding Hotels Car rentals… path:1,HTML,1,BODY,0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,8,SECTION selector:div.router-wrapper > div.main-page-container > div > section.footer-links-menu snippet:<section data-v-363ef4a6="" data-test="footer-links-menu" class="footer-links-menu"> type:node] score:0.172745] map[node:map[boundingRect:map[bottom:1675 height:372 left:0 right:1335 top:1303 width:1335] lhId:page-17-DIV nodeLabel:Fly & beyond - unlock extra travel perks! Hotel Powered by  Book your home a… path:1,HTML,1,BODY,0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,2,DIV selector:div.router-wrapper > div.main-page-container > div > div.ds-carousel snippet:<div data-v-172de76e="" data-v-7bac5462="" data-test="ds-carousel-fly-and-beyond" class="ds-carousel ds-carousel--primary service-card-carousel"> type:node] score:0.039995] map[node:map[boundingRect:map[bottom:4491 height:1211 left:0 right:1335 top:3280 width:1335] lhId:page-16-SECTION nodeLabel:Services WIZZ Discount Club WIZZ Flex WIZZ Priority boarding Hotels Car rentals… path:1,HTML,1,BODY,0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,8,SECTION selector:div.router-wrapper > div.main-page-container > div > section.footer-links-menu snippet:<section data-v-363ef4a6="" data-test="footer-links-menu" class="footer-links-menu"> type:node] score:0.007606]]
headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]
items: [map[node:map[type:text value:Total] score:0.024068] map[node:map[boundingRect:map[bottom:1255 height:276 left:24 right:334 top:979 width:310] lhId:page-18-DIV nodeLabel:Your dream destination is just a few clicks away! Search among our other fanta… path:1,HTML,1,BODY,0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,1,DIV,2,DIV,4,DIV selector:div > div.cheap-flights > div.cheap-flights__banners > div.explore-all-deals snippet:<div data-v-33453940="" data-v-e4137bac="" data-test="explore-all-deals" class="explore-all-deals"> type:node] score:0.013735] map[node:map[boundingRect:map[bottom:1675 height:372 left:0 right:1335 top:1303 width:1335] lhId:page-17-DIV nodeLabel:Fly & beyond - unlock extra travel perks! Hotel Powered by  Book your home a… path:1,HTML,1,BODY,0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,DIV,2,DIV selector:div.router-wrapper > div.main-page-container > div > div.ds-carousel snippet:<div data-v-172de76e="" data-v-7bac5462="" data-test="ds-carousel-fly-and-beyond" class="ds-carousel ds-carousel--primary service-card-carousel"> type:node] score:0.010333]]

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:9.484 source:map[column:197 line:874 type:source-location url:https://www.googletagmanager.com/gtm.js?id=GTM-NBB94QFH&l=dataLayer urlProvider:network]]]
headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:119.863 source:map[type:text value:[unattributed]]] map[reflowTime:9.484 source:map[column:376 line:835 type:source-location url:https://www.googletagmanager.com/gtm.js?id=GTM-NBB94QFH&l=dataLayer urlProvider:network]] map[reflowTime:20.886 source:map[column:14390 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:14.655 source:map[column:40294 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:8.336 source:map[column:46334 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]] map[reflowTime:4.058 source:map[column:1077 line:0 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/73204.8f8d9a2f.min.js urlProvider:network]] map[reflowTime:0.954 source:map[column:5813 line:0 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/73204.8f8d9a2f.min.js urlProvider:network]] map[reflowTime:0.954 source:map[column:5825 line:0 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/73204.8f8d9a2f.min.js urlProvider:network]] map[reflowTime:0.263 source:map[column:2799 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/22809.be048319.min.js urlProvider:network]] map[reflowTime:6.913 source:map[column:75352 line:1 type:source-location url:https://www.wizzair.com/dist-ssr/assets/scripts/92284.dcbfdd36.min.js urlProvider:network]]]

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
div.main-hero-banner__background > div.main-hero-banner__background__item > picture > img div.main-hero-banner__background > div.main-hero-banner__background__item > picture > img
/cms/api/images/default-source/new-banner-images/r-(30)c0...425.6 KiB338.7 KiB
Bucharest Otopeni figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...142.5 KiB131.4 KiB
Rome Fiumicino figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...135.9 KiB124.7 KiB
Warsaw Chopin figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...127.4 KiB116.2 KiB
Budapest figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...123.6 KiB112.4 KiB
download the wizz air app div.container > div.download-wizz-air-app__card > div.app-card-desktop > img.app-card-desktop__phones-mockup
www.wizzair.com/dist-ssr/assets/images/download-wizz-air-app-phones.83edb97c.png60.5 KiB52.0 KiB
div.main-hero-banner > div.main-hero-banner__background > picture.actual > img div.main-hero-banner > div.main-hero-banner__background > picture.actual > img
www.wizzair.com/dist-ssr/assets/images/hero-banner_1920.45528415.jpg101.4 KiB51.9 KiB
/cms/api/images/default-source/test/highlight-banners/che...82.0 KiB37.3 KiB
Your dream destination is just a few clicks away! div.cheap-flights__banners > div.explore-all-deals > div.explore-all-deals__img > img
/dist-ssr/assets/images/cheap-flights-explore-all-deals.f...35.4 KiB18.9 KiB
Newsletter div.container > div.newsletter-module-card > div.newsletter-module-image > img
www.wizzair.com/dist-ssr/assets/images/membership.5c36b762.jpg57.8 KiB18.5 KiB
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...7.2 KiB7.1 KiB

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-6-IMG
nodeLabel: div.main-hero-banner > div.main-hero-banner__background > picture.actual > img
path: 0,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,1,DIV,1,DIV,0,PICTURE,3,IMG
selector: div.main-hero-banner > div.main-hero-banner__background > picture.actual > img
snippet: <img src="/dist-ssr/assets/images/hero-banner_1920.45528415.jpg" alt="" data-v-1ba68cac="">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

More than 4 preconnect connections were found. These should be used sparingly and only to the most important origins.
description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates
value: No additional origins are good candidates for preconnecting

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 475 ms

These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS

Why this matters

Performance issues directly impact user engagement and conversion rates.

ElementLayout shift score
Services WIZZ Discount Club WIZZ Flex WIZZ Priority boarding Hotels Car rentals… div.router-wrapper > div.main-page-container > div > section.footer-links-menu
0.173
Fly & beyond - unlock extra travel perks! Hotel Powered by  Book your home a… div.router-wrapper > div.main-page-container > div > div.ds-carousel
0.040
Your dream destination is just a few clicks away! Search among our other fanta… div > div.cheap-flights > div.cheap-flights__banners > div.explore-all-deals
0.014
Fly & beyond - unlock extra travel perks! Hotel Powered by  Book your home a… div.router-wrapper > div.main-page-container > div > div.ds-carousel
0.010
Stay tuned! Subscribe to our newsletter and be the first to know about new rou… div.router-wrapper > div.main-page-container > div > div.newsletter-module
0.008
Services WIZZ Discount Club WIZZ Flex WIZZ Priority boarding Hotels Car rentals… div.router-wrapper > div.main-page-container > div > section.footer-links-menu
0.008
Stay tuned! div.container > div.newsletter-module-card > div.newsletter-module-content > p.text
0.002

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Multi-megabyte JavaScript bundles delay every interactive feature on the page.

Learn more

This is the Lighthouse audit fired when too much JS is shipped relative to what executes. The fix isn't a config flag — it requires bundle analysis (webpack-bundle-analyzer, rollup-plugin-visualizer), splitting routes into chunks, lazy-loading off-screen components, and removing unused dependencies. Fundamentally different from minification: minifying reduces byte count, this reduces what's downloaded at all.

Source: Google web.dev / Lighthouse

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation2.5 s
Other716 ms
Style & Layout659 ms
Script Parsing & Compilation324 ms
Parse HTML & CSS136 ms
Rendering99 ms
Garbage Collection72 ms

Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
div.main-hero-banner__background > div.main-hero-banner__background__item > picture > img div.main-hero-banner__background > div.main-hero-banner__background__item > picture > img
/cms/api/images/default-source/new-banner-images/r-(30)c0...
Newsletter div.container > div.newsletter-module-card > div.newsletter-module-image > img
www.wizzair.com/dist-ssr/assets/images/membership.5c36b762.jpg
Budapest figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
Rome Fiumicino figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
Warsaw Chopin figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
Bucharest Otopeni figure.cf-banner__card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
app download QR code div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > img.app-card-desktop__qr-code
www.wizzair.com/dist-ssr/assets/images/qr-code-mainpage.986c03f8.svg
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
/cms/api/images/default-source/information-services-image...
section.hero-banner > div.hero-banner__content > div.hero-banner__content--logo > img.hero-banner__logo section.hero-banner > div.hero-banner__content > div.hero-banner__content--logo > img.hero-banner__logo
www.wizzair.com/dist-ssr/assets/images/lets-wizz--logo.0d9a0556.svg
Wizz Air div.ds-header__inner > div.ds-header__logo > a.ds-header__logo--wrapper > img.ds-header__logo__image
www.wizzair.com/dist-ssr/assets/images/wizz-logo--white.2b360143.svg
Hotel div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
Rent a car div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
eVisa div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
Airport parking div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
/cms/api/images/default-source/information-services-image...
div.swiper-slide > section.hero-banner > div.hero-banner__line-wrapper > img.hero-banner__line-wrapper--image div.swiper-slide > section.hero-banner > div.hero-banner__line-wrapper > img.hero-banner__line-wrapper--image
www.wizzair.com/dist-ssr/assets/images/lets-wizz--plane.6a830e1d.svg
Airport transfer div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Earn with Revolut div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
eSIM data roaming div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Security Fast Track div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Exclusive Lounge div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Insurance div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image
WIZZ Bundle div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Priority div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Discount Club div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ All You Can Fly div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Multipass div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
Gift voucher div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image
WIZZ Memberships div.cms-data-service-card__image > div.delayed-image-wrapper > div.image-wrapper > img.real-image

More information about the performance of your application. These numbers don't directly affect the Performance score.

Optimize DOM size
LCP breakdown
Modern HTTP
Optimize viewport for mobile
Minify JavaScript
User Timing marks and measures 15 user timings
Avoid long main-thread tasks 13 long tasks found
Avoid non-composited animations 4 animated elements found
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 70 ms
Server Backend Latencies 230 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Initial server response time was short Root document took 30 ms
INP breakdown
66

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

ARIA

Some ARIA roles have required attributes that describe the state of the element to screen readers. Learn more about roles and required attributes.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div > div.w-input > div.w-input-container > input#wa-autocomplete-input-7 div > div.w-input > div.w-input-container > input#wa-autocomplete-input-7
div > div.w-input > div.w-input-container > input#wa-autocomplete-input-9 div > div.w-input > div.w-input-container > input#wa-autocomplete-input-9

Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more about roles and required children elements.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Plan Hotels Cars WIZZ & services Help Centre Find Booking Sign in header.ds-header > div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list

Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. Learn more about valid values for ARIA attributes.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Departure Return div.search-flights > fieldset.date-inputs > div > div#popper-trigger-13
1 adult div > div.w-input > div.w-input-container > div#popper-trigger-17

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Names and labels

When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn how to make buttons more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root
div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root
div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root
div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root div.ds-carousel__container > div.ds-carousel__header > div.ds-carousel__pagination > button.button-root

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta
div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta
div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta div.app-card-desktop > div.app-cta-buttons > div.app-card-desktop__ctas > a.app-card-desktop__cta
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link
div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link div.footer-menu-block__item > div.footer-follow-us > nav.footer-follow-us__menu > a.footer-follow-us__link

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle
Powered by  div.cms-data-service-card > a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle

These are opportunities to improve the legibility of your content.

Tables and lists

Screen readers require list items (`<li>`) to be contained within a parent `<ul>`, `<ol>` or `<menu>` to be announced properly. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Plan div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Hotels div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Cars div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
WIZZ & services div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Help Centre div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Find Booking div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
navigation-special-assistance div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Sign in div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item
Choose your language div.ds-header__inner > nav#ds-header-navigation-drawer > ul.ds-header__navigation--list > li.ds-header__navigation--item

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Best practices

Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
head > meta head > meta

These items highlight common accessibility best practices.

Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s are contained by their required parent element
`[role]` values are valid
`[aria-*]` attributes are valid and not misspelled
Form elements have associated labels
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
ARIA input fields have accessible names
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links are distinguishable without relying on color.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
Heading elements appear in a sequentially-descending order
Document has a main landmark.
Deprecated ARIA roles were not used
Identical links have the same purpose.
Elements with visible text labels have matching accessible names.
`[accesskey]` values are unique
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<frame>` or `<iframe>` elements have a title
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
Input buttons have discernible text.
`<input type="image">` elements have `[alt]` text
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[lang]` attributes have a valid value
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
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Best Practices

Trust and Safety

Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more about the geolocation permission.

Why this matters

Performance issues directly impact user engagement and conversion rates.

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
SharedStorage
line 2, col 31
StorageType.persistent is deprecated. Please use standardized navigator.storage instead.
line 2, col 31
Fledge
line 2, col 31

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit

Why this matters

Performance issues directly impact user engagement and conversion rates.

SourceDescription
Failed to load resource: the server responded with a status of 429 ()

Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uses HTTPS
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the notification permission on page load
Displays images with correct aspect ratio
Serves images with appropriate resolution
Page has the HTML doctype
Properly defines charset
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Ensure proper origin isolation with COOP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Redirects HTTP traffic to HTTPS
Use a strong HSTS policy
Mitigate clickjacking with XFO or CSP
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SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Crawling and Indexing

If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. Learn more about robots.txt.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Line #ContentError
390Link: https://www.wizzair.com/ai.txt; rel="ai-policy"Unknown directive
391Link: https://www.wizzair.com/llms.txt; rel="machine-readable"Unknown directive
392Link: https://www.wizzair.com/llms-full.txt; rel="machine-readable"Unknown directive

To appear in search results, crawlers need access to your app.

Content Best Practices

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img a.cms-data-service-card__link > div.cms-data-service-card__heading > p.cms-data-service-card__subtitle > img
div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image div.highlight-service-banner__inner > div.highlight-service-banner__image > div.image-wrapper > img.real-image

Format your HTML in a way that enables crawlers to better understand your app’s content.

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links have descriptive text
Links are crawlable
Document has a valid `hreflang`
Document has a valid `rel=canonical`

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