The best time to buy airline tickets is on Sunday 57 days in advance

The holiday travel season is coming, and here's some important new data that might help you enjoy it more: The cheapest airline fares can be found 57 days before your planned departure. What's more, the best day of the week to buy those tickets is now Sunday—which has changed in recent years. It used to be Tuesday. » 10/28/14 7:44pm 10/28/14 7:44pm