It was the third time that Spirit (SAVEQ) has rebuffed a Frontier advance, after an offer in late January that involved Frontier issuing new debt and common stock. That was followed late Tuesday by ...

Frontier Airlines executives have disclosed that, so far, customers have responded positively to the new premium offerings ...

The man broke the window’s inner pane and plastic frame before being subdued on a Frontier Airlines flight on Tuesday. The F.B.I. is investigating.

DENVER — A passenger on a Frontier Airlines flight from Denver to Houston on Tuesday night had to be restrained midflight ...

Historically, TPG has valued points and miles based on a combination of factors: the price at which we would purchase the ...

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

“Frontier Airlines is known for low fares but also for charging for everything beyond the seat itself. We’ve seen fares as low as $39 roundtrip to Denver or Miami, but be prepared to pay extra ...

That is a question U.S. regulators will be asking after Frontier Airlines said Wednesday that it wanted to buy Spirit Airlines, which sought bankruptcy protection late last year. Spirit said ...

Both Frontier and Spirit have been working to upend their business models that were marked by low fares and fees for add-ons from seat assignments to cabin baggage. The airlines last year did away ...