Southwest Airlines tickets can now be purchased on Expedia-owned websites. This partnership marks a significant shift for Southwest, which previously only allowed bookings through its own platforms.

The cheapest days to book flights may be different from one week to the next, and the same is true for the day you travel.

Evie Carrick is a writer and editor who’s lived in five countries and visited well over 50. She now splits her time between Colorado and Paris, ensuring she doesn't have to live without skiing ...