Southwest Airlines is being sued and Frontier Airlines fined over chronic flight delays by the Department of Transportation, the DOT announced Wednesday. Why it matters: Wednesday's announcement by the outgoing Biden administration's Transportation Secretary,

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

The government also fined Denver-based discount carrier Frontier Airlines $650,000 for flight delay issues. The U.S. Department of Transportation said Southwest flight 1029 between Chicago Midway ...

The lawsuit filed in California alleges that Southwest illegally operated chronically delayed flights and disrupted passengers’ travel plans.

The Department of Transportation is suing the airline for what it characterized as months of "chronically delayed" flights — those that arrive at least 30 minutes late more than half the time.

According to Sharon Petersen, the CEO of AirlineRatings.com, while Air New Zealand came in first place for the world’s safest full-service airline, it was a pretty close race. There was only a 1.5-point difference between that airline and Qantas, which both “uphold the highest safety standards and pilot training,” as noted by Petersen.

DOT takes action against two more large airlines for 'unrealistic scheduling' after fining JetBlue earlier in January

Allegiant Air, Cebu Pacific, ZipAir, SKY Airline, and Air Baltic achieved a spot in the final five safest Low-Cost Airlines for 2025.

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 infractions.

(ABC 6 News) — The U.S. Department of Transportation says it is prepared to take airlines to court over flight delays. The agency has filed a lawsuit against Southwest, accusing the airline of illegally operating chronically delayed flights and disrupting passengers’ travel plans.

The Department of Transportation is suing Southwest Airlines for nearly 200 “chronically delayed flights” on two routes in 2022.