¹ Expedia Group did not take part in the survey provided by the source. Data came from the groups' public financial reports.Â
² American Express Travel and Hopper did not take part in the survey provided by the source. The figure is an estimate.Â
Figures refer to global gross sales of travel products. The source only included companies generating at least 125 million U.S. dollars in travel sales in 2024, with a minimum of 15 percent of the sales volume in the United States. The companies also had to be the agent of record on the transaction from a supplier's perspective.
In 2024, Booking Holdings, whose brands include Booking.com, Priceline, Agoda, and Kayak, was the travel company with the highest gross sales worldwide, generating almost ****billion U.S. dollars. Expedia Group - operating brands such as Expedia, Hotels.com, Vrbo, and Trivago - followed behind, with around billion U.S. dollars in gross sales.Â
How big is the global travel and tourism market?
According to ÌÇÐÄÆÆ½â°æ Market ÌÇÐÄÆÆ½â°æ, revenue in the travel and tourism market worldwide - including hotels, package holidays, vacation rentals, camping, and cruises - amounted to over *** billion U.S. dollars in 2024, exceeding the figures recorded before the COVID-19 pandemic. Looking at the global travel and tourism's revenue breakdown by sales channel shows the key role played by online transactions, generating over ** percent of the market's income that year.
What are the most popular OTA travel apps?
Given the importance of online sales in the global travel and tourism market, it does not surprise that the two largest travel companies based on gross sales, Booking Holdings and Expedia Group, are online travel agencies (OTAs). In 2025, Booking.com, the leading brand of Booking Holdings, was the OTA app with the third highest number of downloads worldwide, ahead of Trip.com and Agoda. Meanwhile, Booking.com's web page took the top spot in the ranking of the most visited travel and tourism websites worldwide as of February 2026, followed by trip.com.
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Travel Weekly. (June 24, 2025). Leading travel companies worldwide in 2024, by gross sales (in billion U.S. dollars) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 04, 2026, from /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/
Travel Weekly. "Leading travel companies worldwide in 2024, by gross sales (in billion U.S. dollars)." Chart. June 24, 2025. ÌÇÐÄÆÆ½â°æ. Accessed August 04, 2026. /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/
Travel Weekly. (2025). Leading travel companies worldwide in 2024, by gross sales (in billion U.S. dollars). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 04, 2026. /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/
Travel Weekly. "Leading Travel Companies Worldwide in 2024, by Gross Sales (in Billion U.S. Dollars)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 24 Jun 2025, /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/
Travel Weekly, Leading travel companies worldwide in 2024, by gross sales (in billion U.S. dollars) ÌÇÐÄÆÆ½â°æ, /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/ (last visited August 04, 2026)
Leading travel companies worldwide in 2024, by gross sales (in billion U.S. dollars) [Graph], Travel Weekly, June 24, 2025. [Online]. Available: /statistics/939658/leading-travel-agencies-worldwide-by-sales-revenue/