Best Time To Book Thanksgiving Flights 2025. How far in advance to book holiday flights? According to the same google study mentioned above, the optimal window to book your thanksgiving travel is roughly 26 to 59 days before departure — which, this year,.

There are a limited number of flights available for thanksgiving, christmas, and new year’s, so it is important to book as early as possible (ideally by early september at the. Expert’s top travel tip for booking flights: