In 2026, the best "day" to buy plane tickets is often less about the calendar date and more about the specific day of the week and your booking window. According to data from the Expedia 2026 Air Hacks Report , has emerged as the best day of the week to book , potentially saving you up to 14% on domestic and 8% on international flights compared to Sundays, which are typically the most expensive. Key Booking Windows for 2026
Friday and Tuesday are the best days to depart for domestic flights. best day of the year to buy plane tickets
While the day of the week helps, experts from NerdWallet and The Points Guy emphasize that when you fly and how far in advance you book have a much larger impact on price. In 2026, the best "day" to buy plane
is the cheapest month specifically for domestic U.S. travel, as demand drops significantly after the holidays. While the day of the week helps, experts