The US Department of Transportation sued Southwest Airlines and fined Frontier Airlines for flight delays, seeking civil ...

Southwest Airlines was sued in federal court by the Department of Transportation, while Frontier was hit with a $650,000 fine ...

United States and U.S. Department of Transportation DOT announced a lawsuit against Southwest Airlines (LUV) for illegally operating multiple ...

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

(ABC 6 News) — The U.S. Department of Transportation says it is prepared to take airlines to court over flight delays. The ...

The US Department of Transportation (DOT) has sued Southwest Airlines for allegedly operating numerous "chronically delayed" ...

Three U.S. senators said they want Frontier Airlines and Spirit Airlines to disclose whether they are manipulating seat fees ...

Southwest is disappointed that DOT chose to file a lawsuit over two flights that occurred more than two years ago," a ...

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

In this week’s airline news, the Transportation Department continues its battle against chronically delayed flights with new actions against Southwest and Frontier; TSA cites a small drop in the ...

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

The lawsuit alleges Southwest illegally operated chronically delayed flights and disrupted passengers' travel plans.