Airline stocks were mixed on Friday after Bank of America upgraded American Airlines Group Inc. and downgraded Southwest Airlines Co. and JetBlue Airways Corp., predicting that the network carriers will continue to outperform low-cost airlines due to demand for premium travel.

The Department of Transportation is suing Southwest Airlines, accusing it of operating two “chronically delayed flights” in 2022 that resulted in 180 flight disruptions.

A lawsuit filed against Southwest alleges the airline operated multiple “chronically delayed” flights affecting thousands of passengers.

The DOT filed a lawsuit against Southwest Airlines, citing a pattern of chronic delays, as the government pushes for stricter accountability.

The Transportation Department is stepping up enforcement of persistent flight delays with a civil lawsuit against Southwest Airlines and a fine against Frontier Airlines.

Air New Zealand, which flies one of the longest regularly scheduled routes on the entire planet, took the top award, handed out by AirlineRatings.com. The Kiwi carrier serves Auckland, New Zealand’s largest city, from New York’s JFK Airport — a distance of 8,828 miles. The trip takes 16 hours and 15 minutes.

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

The US Department of Transportation (USDOT) is suing Southwest Airlines for “illegally operating multiple chronically delayed flights and disrupting passengers’ travel,” according to a press release.

Airline stocks were mixed on Friday after Bank of America upgraded American Airlines Group Inc. and downgraded Southwest Airlines Co. and JetBlue Airways Corp., predicting that the network ...

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

The U.S. Transportation Department has sued Southwest Airlines for violating rules about setting realistic flight schedules. The department said Southwest