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british-airways.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

british-airways.com

British Airways - Information Page

Page Load Speed

1.9 sec in total

First Response

470 ms

Resources Loaded

1.4 sec

Page Rendered

48 ms

british-airways.com screenshot

About Website

Click here to check amazing British Airways content. Otherwise, check out these important facts you probably never knew about british-airways.com

Save on worldwide flights and holidays when you book directly with British Airways. Browse our guides, find great deals, manage your booking and check in online.

Visit british-airways.com

Key Findings

We analyzed British-airways.com page load time and found that the first response time was 470 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

british-airways.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.136

80/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

british-airways.com

470 ms

www.britishairways.com

349 ms

www.britishairways.com

138 ms

en_us

128 ms

ruxitagentjs_ICANVfghqrux_10297240712040816.js

41 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 7% of them (1 request) were addressed to the original British-airways.com, 79% (11 requests) were made to Britishairways.com and 7% (1 request) were made to Seal.globalsign.com. The less responsive or slowest element that took the longest time to load (470 ms) belongs to the original domain British-airways.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 140.0 kB (29%)

Content Size

483.1 kB

After Optimization

343.1 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of British-airways.com main page is 483.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 469.3 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 6.7 kB

  • Original 11.0 kB
  • After minification 10.8 kB
  • After compression 4.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 6.7 kB or 60% of the original size.

JavaScript Optimization

-28%

Potential reduce by 133.3 kB

  • Original 469.3 kB
  • After minification 468.6 kB
  • After compression 336.0 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 133.3 kB or 28% of the original size.

CSS Optimization

-1%

Potential reduce by 34 B

  • Original 2.8 kB
  • After minification 2.8 kB
  • After compression 2.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. British-airways.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (70%)

Requests Now

10

After Optimization

3

  • AJAX
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of British Airways. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

british-airways.com

british-airways.com

470 ms

www.britishairways.com

www.britishairways.com

349 ms

www.britishairways.com

www.britishairways.com

138 ms

en_us

en_us

128 ms

ruxitagentjs_ICANVfghqrux_10297240712040816.js

ruxitagentjs_ICANVfghqrux_10297240712040816.js

41 ms

geo.jsp

geo.jsp

110 ms

Bootstrap.js

Bootstrap.js

60 ms

gmogs_image_100-40_en_dblue.js

gmogs_image_100-40_en_dblue.js

26 ms

runtime.3cd2bf9fd12b0429.js

runtime.3cd2bf9fd12b0429.js

37 ms

polyfills.2608c2b1543981fa.js

polyfills.2608c2b1543981fa.js

39 ms

main.e3e05122691439d9.js

main.e3e05122691439d9.js

49 ms

5VB2o9WWk

5VB2o9WWk

55 ms

93U6S-JS5E3-HQLJ8-98G8C-NNRXF

93U6S-JS5E3-HQLJ8-98G8C-NNRXF

40 ms

styles.40f5c08409216ce1.css

styles.40f5c08409216ce1.css

35 ms

Accessibility Review

british-airways.com accessibility score

93

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA IDs are not unique

Best Practices

british-airways.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

british-airways.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise British-airways.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that British-airways.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

british-airways.com

Open Graph description is not detected on the main page of British Airways. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: