Frontier Airlines said Wednesday it has again proposed combining with Spirit Airlines, which is in bankruptcy.

A man aboard a Frontier Airlines flight was restrained by fellow passengers on Wednesday after breaking the plexiglass of the ...

The Federal Aviation Administration announced that Frontier Airlines implemented a ground stop for all destinations, but lifted the order shortly thereafter.

Low-cost air carrier Frontier Airlines is adding three new routes this spring, connecting more destinations across the U.S.

Low-cost carrier Frontier Airlines will be adding two weekly nonstop flights between Charlotte Douglas International Airport ...

Frontier Airlines is making another offer to merge with bankrupt Spirit Airlines, less than two years after a previous plan fell through. Frontier said in a statement Wednesday that the ...

In December, Frontier launched five new nonstop routes out of TPA including flights to Boston, Portland, Maine and Burlington ...

Spirit Airlines and rival Frontier Group are discussing a merger again, more than two years after the two ultra-low-cost carriers failed to close a deal. On Wednesday, the companies revealed ...

No-frills, budget airlines often lead the industry in customer complaints, according to government data, so if one were to ...

Frontier Airlines ULCC-2.31%decrease; red down pointing triangle is making another run at a deal for Spirit SAVEQ-2.50%decrease; red down pointing triangle Airlines. So far, the struggling rival ...

Spirit Airlines has rejected yet another takeover offer from discounter Frontier Airlines of Denver, but told its persistent suitor that it would listen to a sweetened proposal. Both airlines on ...

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