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.

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

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 ...

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 ...

Discount carrier says a merger would be a better path out of bankruptcy for Spirit, which has rebuffed the latest proposal.

Frontier Airlines is adding a nonstop flight from Dulles International Airport in Virginia to Las Vegas, Nevada, this spring, ...

Frontier Airlines is attempting for a second time to merge with the now bankrupt Spirit Airlines, which declared bankruptcy ...

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

Frontier is buying Spirit Airlines in a $2.9 billion cash-and ... Delta, United and Southwest. It could also provide a financial lifeline to Spirit, which filed for bankruptcy in November and ...