The Dallas-based airline will add three routes later this year, including two from one of the airline's fastest-growing ...

Southwest Airlines and American Airlines, including their regional subsidiaries, accounted for the majority of the canceled flights. A massive winter storm that brought blizzards and hazardous ...

A winter storm bringing blizzard conditions ... only one of the “big four” U.S. airlines—American, United, Delta and Southwest—is issuing travel waivers to let travelers booked on flights ...