Southwest Airlines is offering 30% off many flights this summer and fall, but the deal isn't available on every ticket.

Southwest Airlines will soon start charging fees for checked baggage. Here's the deadline to buy a ticket that includes free ...

Southwest Airlines is offering 30% ... by 11:59 p.m. PT on Thursday to get the deals. Using the code SUMMER30, Southwest passengers booking new tickets can get up to 30% off the base fare on ...

Milwaukee's largest carrier Southwest Airlines will no longer allow passengers to check two free bags starting on or after May 28.