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

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

The Department of Transportation is suing Southwest Airlines and accusing the carrier of “illegally operating multiple ...

President Joe Biden's administration on Wednesday sued Southwest Airlines , accusing the carrier of illegally operating ...

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

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

The Department of Transportation has sued Southwest Airlines, alleging the carrier operated chronically delayed flights.

The Department of Transportation on Wednesday sued Southwest Airlines, alleging the carrier operated chronically delayed ...

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