EasyJet flight bookings jumped over 300% and holidays surged by more than 600% week on week.
That was after Britain laid out plans for international travel to resume, hinting that its borders could reopen from mid-May.
The UK-based airline said Tuesday (February 23) that trips to beach destinations such as Spain, Portugal and Greece were the most popular destinations for those keen to travel in August.
July and September were the next most popular months.
The surge in bookings came despite ongoing uncertainty over exactly how and when international routes can reopen.
Holidaymakers will know more on April 12th, when the government publishes a travel review.
Britain's vaccine plan is progressing rapidly with around a quarter of the population having had a first dose.
That gives hope to a travel industry desperate to start earning again.
Foreign governments also need to agree that British holidaymakers can visit without the need for quarantine.
France and Spain are among countries that have currently shut their borders to Britons.