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

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 ...

Low-cost carriers deliver around five billion passengers a year safely to their destinations, and most have a safety record ...

Frontier Airlines is again pursuing a merger with Spirit Airlines, with Spirit mired in chapter 11 bankruptcy proceedings.

Spirit Airlines rejected a $400 million merger proposal from Frontier this week, saying the offer was financially inadequate ...

Frontier and Spirit Airlines will once again try to merge, only months after the Biden administration won a key antitrust ...

In the decade leading to the COVID-19 pandemic, low-cost airlines, especially ultra-low-cost airlines, were undoubtedly on ...

Budget carrier Frontier Airlines announced on Wednesday that it has made another bid for fellow discount carrier Spirit ...

American, Frontier, Southwest, United and Delta are stacking the schedule at PHL with Super Bowl flights and naming them in ...

Spirit, which filed for bankruptcy protection last year, says it has rejected the new Frontier overture but would be open to ...

New flights have been added for Kansas City and Philly fans, with one airline adding flights on a route it doesn't normally ...

What to know:Southwest Airlines offers a different experience. Here's how it works. The release also announced an enforcement action against Frontier Airlines for chronically delayed flights.