Spirit, which filed for bankruptcy protection last year, says it has rejected the new Frontier overture but would be open to ...

Spirit Airlines' executives remarked that they were still open to discussions if Frontier Airlines would improve its offer.

The Transportation Department is stepping up enforcement of persistent flight delays with a lawsuit against Southwest Airlines and a fine against Frontier Airlines. The agency said the U.S ...

Budget carrier Frontier Airlines announced on Wednesday that it has made another bid for fellow discount carrier Spirit ...

The U.S. Transportation Department is suing Southwest Airlines and has fined Frontier Airlines over "chronically" delayed ...

Yesterday, the United States and U.S. Department of Transportation (DOT) disclosed a lawsuit against Southwest Airlines, ...

The federal government is suing Southwest Airlines and fined Frontier Airlines, accusing the carriers of illegally operating ...

New flights have been added for Kansas City and Philly fans, with one airline adding flights on a route it doesn't normally ...

The Transportation Department is stepping up enforcement of persistent flight delays with a civil lawsuit against Southwest ...

What to know: Southwest Airlines offers a different experience. Here's how it works. The release also announced an enforcement action against Frontier Airlines for chronically delayed flights. The ...

The Transportation Department is stepping up enforcement of persistent flight delays with a lawsuit against Southwest Airlines and a fine against Frontier Airlines. NOTE: The video is from a ...