3.2 sec in total
186 ms
2.2 sec
817 ms
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Visit booking.westjet.comWe analyzed Booking.westjet.com page load time and found that the first response time was 186 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
booking.westjet.com performance score
name
value
score
weighting
Value16.4 s
0/100
10%
Value35.0 s
0/100
25%
Value23.8 s
0/100
10%
Value7,590 ms
0/100
30%
Value0.642
9/100
15%
Value49.7 s
0/100
10%
186 ms
978 ms
174 ms
176 ms
204 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Booking.westjet.com, 8% (5 requests) were made to Googletagmanager.com and 5% (3 requests) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (978 ms) relates to the external source Westjet.com.
Page size can be reduced by 681.9 kB (33%)
2.1 MB
1.4 MB
In fact, the total size of Booking.westjet.com main page is 2.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 608.8 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 608.8 kB or 89% of the original size.
Potential reduce by 4.7 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Booking West Jet images are well optimized though.
Potential reduce by 68.4 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 68.4 kB or 48% of the original size.
Number of requests can be reduced by 29 (60%)
48
19
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booking West Jet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.
index
186 ms
en-ca
978 ms
wj_common.js
174 ms
duet.esm.js
176 ms
duet.js
204 ms
clientlib-ui-head.min.9f5d0f5558da922c2e48c874392e6a14.js
66 ms
clientlib-head.min.b83cbaee98798029293c4be0aa35e460.js
76 ms
clientlib-all.min.66e5de3c255fef9442a6e0b7dd53e3ed.css
111 ms
census-ui.min.6d0123f23556e624574658441a6f7dbe.css
213 ms
css2
65 ms
dtm
723 ms
contexthub
186 ms
wj_config
724 ms
js
105 ms
wj_common.js
84 ms
token.json
170 ms
segments.seg.js
150 ms
aksb.min.js
287 ms
_jcr_content
136 ms
_jcr_content
133 ms
_jcr_content
309 ms
_jcr_content
344 ms
_jcr_content
215 ms
polyfiller.js
288 ms
clientlib-all.min.3420b50dbbff16d14d4808d40ac6d745.js
304 ms
census-ui.min.c76e0b02c861ee0523c4cea7454066f6.js
287 ms
calendar.js
284 ms
configuration.js
335 ms
configuration-profile.js
336 ms
jquery-ui.custom.js
337 ms
require.js
336 ms
pa-5a0d0165bd3729410a7b23c6.js
384 ms
_jcr_content
471 ms
210830-hand-holidng-westjet-mastercard-768x432.jpg
424 ms
2194062_1742927_Digital_Status_Lift_Owned_%20Promo_banners_768x432_V1b_blue.jpg
410 ms
_jcr_content
471 ms
Safety-above-all-Shield-2x.png
474 ms
180710-sidekick-appicon.png
401 ms
fbevents.js
265 ms
AppMeasurement.min.js
254 ms
AppMeasurement_Module_ActivityMap.min.js
254 ms
AppMeasurement_Module_AudienceManagement.min.js
285 ms
gen_204
194 ms
NotoSans-Regular.woff
161 ms
NotoSans-Medium.woff
209 ms
NotoSans-Light.woff
210 ms
NotoSans-ExtraLight.woff
210 ms
NotoSans-Thin.woff
210 ms
NotoSans-SemiBold.woff
211 ms
NotoSans-Bold.woff
212 ms
NotoSans-ExtraBold.woff
212 ms
NotoSans-Black.woff
211 ms
wj-glyphs.ttf
212 ms
523389178063532
16 ms
js
41 ms
js
167 ms
js
169 ms
js
170 ms
js
166 ms
CA_flag.png
142 ms
booking.westjet.com accessibility score
Names and labels
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.
Impact
Issue
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
booking.westjet.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
booking.westjet.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Booking.westjet.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 Booking.westjet.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.
booking.westjet.com
Open Graph description is not detected on the main page of Booking West Jet. 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: