Southwest Airlines is offering 30% off many summer and fall flights, but you have to book by 11:59 p.m. PT on Thursday to get the deals.. Using the code SUMMER30, Southwest passengers booking new ...

Southwest Airlines is offering summer and fall flights for as low as $39 one-way this week. The discounted seats are ...

Southwest Airlines is celebrating its 54th birthday this week with a sale on flights. The discounted seats, which include fares from as low as $39 one-way, are available to book now through Thursday, ...

Southwest Airlines reported lower-than-expected quarterly profit and revenue on Wednesday, hurt by tepid demand from U.S.

A second Asian airline looks to become the first to have direct flights between Phoenix Sky Harbor and Taiwan.

Southwest, which announced last year that it was abandoning open seating, said customers can start booking flights with ...