Kayak vs Trip.com:Which is more popular in the United Kingdom?
In September 2026, Trip.com had more branded searches than Kayak among travel booking sites in the United Kingdom. Trip.com had about 49,500 branded searches, while Kayak had 40,500. Trip.com made up 0.5% of all travel booking site searches we track, and Kayak accounted for 0.41%. When we asked ChatGPT and Google AI Overviews about travel booking sites, Kayak appeared in one of the four answers and Trip.com in none.
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Top travel booking sites in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Kayak was mentioned in one out of four: in one of the three ChatGPT answers, but not in the Google AI Overview. Trip.com did not appear in any of the four answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Skyscanner3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Google Flights3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Booking.com1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
trivago1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Hotels.com1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Kayak1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Expedia0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
lastminute.com0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Trip.com0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Opodo0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about travel booking sites
4 answers
Asked ChatGPT
“What's the best site to book cheap flights from the UK?”
Asked ChatGPT
“Which website has the best hotel deals?”
Asked ChatGPT
“Is it cheaper to book flights through a comparison site or directly with the airline?”
Searched Google, AI Overview
“cheap flights”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 27, 2026.
Is Kayak or Trip.com more popular in search?
This chart shows how often people search Google for Kayak and Trip.com by name. Each line represents a brand's share of searches for all ten travel booking sites we track, month by month, from searches in United Kingdom.
Share of searches by month for Trip.com, Kayak. The figures are in the table below the chart.
View monthly share of searches table
| Month | Skyscanner | Google Flights | Booking.com | trivago | Expedia | lastminute.com | Hotels.com | Trip.com | Kayak | Opodo |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 61.4% | 15% | 10.1% | 5.5% | 4.5% | 1.4% | 0.61% | 0.5% | 0.41% | 0.61% |
| Nov 2025 | 63.8% | 15.6% | 8.6% | 4.7% | 3.8% | 1.4% | 0.52% | 0.52% | 0.52% | 0.52% |
| Dec 2025 | 63.9% | 15.6% | 8.6% | 4.7% | 3.8% | 1.4% | 0.52% | 0.42% | 0.52% | 0.52% |
| Jan 2026 | 63.2% | 15.5% | 8.5% | 5.7% | 3.8% | 1.4% | 0.51% | 0.34% | 0.63% | 0.51% |
| Feb 2026 | 61.1% | 15% | 10% | 6.7% | 3.7% | 1.6% | 0.49% | 0.33% | 0.6% | 0.49% |
| Mar 2026 | 59.3% | 17.7% | 9.7% | 5.3% | 4.4% | 1.6% | 0.48% | 0.59% | 0.48% | 0.48% |
| Apr 2026 | 62.1% | 15.2% | 10.1% | 5.6% | 3.7% | 1.4% | 0.5% | 0.5% | 0.34% | 0.5% |
| May 2026 | 59.8% | 14.7% | 11.9% | 6.6% | 3.6% | 1.6% | 0.59% | 0.48% | 0.32% | 0.48% |
| Jun 2026 | 59% | 14.5% | 11.8% | 7.9% | 3.5% | 1.6% | 0.48% | 0.48% | 0.32% | 0.39% |
| Jul 2026 | 58.7% | 14.4% | 11.7% | 7.9% | 3.5% | 1.9% | 0.58% | 0.47% | 0.32% | 0.47% |
| Aug 2026 | 58.2% | 14.3% | 11.6% | 7.8% | 4.3% | 1.9% | 0.58% | 0.58% | 0.31% | 0.39% |
| Sep 2026 | 61.3% | 15% | 10% | 6.7% | 3.7% | 1.4% | 0.5% | 0.5% | 0.41% | 0.41% |
How has branded search for Kayak and Trip.com changed in the United Kingdom over the last 12 months?
3 findings
- The lead changed hands 2 times in the 12 months ending September 2026: Kayak took it in December 2025, Trip.com took it in March 2026.
- Across the 12 months ending September 2026, Kayak’s share of searches among travel booking sites in the United Kingdom held steady at 0.41%, and its estimated monthly branded searches moved from 33.1K to 40.5K.
- Across the 12 months ending September 2026, Trip.com’s share of searches among travel booking sites in the United Kingdom held steady at 0.5%, and its estimated monthly branded searches moved from 40.5K to 49.5K.
How did search popularity change for United Kingdom travel booking sites in September 2026?
2 changes
In September 2026, Kayak rose from 10th to 9th among travel booking sites in the United Kingdom.
Estimated monthly branded searches for Trip.com in the United Kingdom rose 22.2% over 12 measured months, from 40.5K to 49.5K in September 2026.
How are Kayak’s and Trip.com’s branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Kayak’s and Trip.com’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Other head-to-heads among travel booking sites
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