The US Department of Transportation is flexing its muscles against airlines who operate chronically late flights.

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

The Department of Transportation (DOT) filed a lawsuit against Southwest Airlines on Wednesday ... for them to adjust their schedules. The DOT states that Southwest failed to make necessary ...

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

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

Yesterday, the United States and U.S. Department of Transportation (DOT) disclosed a lawsuit against Southwest Airlines, accusing the airline of chronically delayed flights and interrupting ...

A Southwest ... to the U.S. Department of Treasury, but the other half can be waived if the airline doesn't operate any chronically delayed flights for the next three years. “Airlines have ...

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

The Transportation Department alleges Southwest Airlines was “illegally operating multiple chronically delayed flights” in ...

A regional jet collided with an Army Black Hawk helicopter near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

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 ...