The Transportation Department is taking legal action against Southwest, alleging the airline illegally operated persistently ...

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

The United States government is suing Southwest and Frontier Airlines, alleging "chronically delayed flights." ...

The DOT's moves come weeks after issuing a multi-million dollar fine against JetBlue.

Southwest Airlines is being sued and Frontier Airlines fined over chronic flight delays by the Department of Transportation, ...

Southwest Airlines stock fell Thursday after the Department of Transportation sued the airline over a pair of "chronically ...

The US Department of Transportation (USDOT) is suing Southwest Airlines for “illegally operating multiple chronically delayed ...

The agency is seeking civil penalties against Southwest Airlines, and also fined Frontier Airlines for its continuous delays.

The DOT is aiming to send a message to all airlines that it will go to court to enforce passenger protections.

DOT sues Southwest Airlines, accusing the airline of chronic flight delays while citing unrealistic scheduling that disrupted passengers.

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