US airlines have the world's four largest fleets. Here's how the Boeing and Airbus planes operated by Delta, United, American ...

Southwest Airlines passengers who book before May 28 can still avoid checked bag fees, before the big change takes effect.

The TSA currently prohibits lithium batteries in checked luggage but allows them in carry-on bags. Southwest's new rule ...

In an ideal world, I would always book the cheapest flight to get me from Point A to Point B, whether I’m paying with points, cash, or a combination of the 2. Unfortunately, the cheapest flight isn’t ...