Southwest Airlines is one of the largest and most recognizable airlines in the United States, competing with Delta, United, ...

See which states have tarantulas, when you're most likely to see them in the wild and what you should — and shouldn't — do.

Travelers wait in line at a Transportation Security Administration (TSA) security checkpoint inside the Jeppesen Terminal at Denver International Airport (DEN) in Denver, Colorado, US, on Saturday, ...

A dangerous and prolonged heatwave is gripping the Central and Eastern US, with temperatures soaring into the 90s and 100s, according to the National Weather Service. ABC News reports over 165 million ...

Passengers aboard a Southwest Airline jet that took a dramatic plunge to avoid an oncoming aircraft were told by the pilot ...

Like all other airlines, Southwest bled money and its passenger numbers plummeted. Other airlines soon recovered, and ...

A Southwest Airlines flight dropped several hundred feet in a matter of seconds to avoid a midair collision, after the ...

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

Starting Jan. 27, Southwest Airlines passengers will get assigned seats for the first time, marking a major shift in the ...

The question remains as to why Southwest doesn't fly to Canada, which could be down to the fact that Southwest has a large ...