In February 2026, *********** was the most visited travel and tourism website worldwide. That month, Booking’s web page recorded almost ****million visits. Websites trip.com and agoda.com followed in the ranking, with roughly ***** million and *****million visits, respectively.

Popular online travel agencies in the U.S.

Online travel agencies (OTAs), such as Booking.com and Expedia, offer a wide variety of services, including online hotel bookings, flight reservations, and car rentals. According to the Statista Consumer Insights Global survey, when looking at flight search engine online bookings by brand in the United States, Booking.com and Expedia were the most popular options when it came to making online flight reservations in 2025. When focusing on hotel and private accommodation online bookings in the U.S., Booking.com was again the most popular brand.

Booking Holdings vs. Expedia Group

Booking.com is one of the most popular sites of the online travel group Booking Holdings, the leading online travel agency worldwide based on revenue, that also owns brands like Priceline, Kayak, and Agoda. In 2025, Booking Holdings' revenue amounted to almost ** billion U.S. dollars, the highest figure reported by the company to date. Meanwhile, global revenue of Expedia Group, which manages brands like Expedia, Hotels.com, and Vrbo, reached about **** billion U.S. dollars that year.