The U.S. Department of Transportation has filed a lawsuit against Southwest Airlines, accusing the carrier of operating chronically delayed flights and maintaining unrealistic schedules ...

The Transportation Department continues its battle against chronically delayed flights with new actions against Southwest, ...

The Department of Transportation is suing the airline for what it characterized as months of "chronically delayed" flights — ...

Having assessed a first-of-its-kind fine for “chronic flight delays” against JetBlue Airways, federal regulators have now moved to penalize both Southwest Airlines and Frontier Airlines for similar ...

The U.S. Department of Transportation sued Southwest Airlines Wednesday, alleging it illegally operates flights that are ...

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

"Airlines have a legal obligation ... said its investigation found that Dallas-based Southwest operated two chronically delayed flights – one between Chicago Midway International Airport and Oakland, ...

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

The U.S. Department of Transportation (DOT) has filed a lawsuit against Southwest Airlines, alleging that the Dallas-based ...