Law enforcement and fire officials were investigating a potential threat on a plane at Denver International Airport, but ...

Frontier Airlines debuts Disruption Assistance for Any Reason, offering instant rebooking across airlines and refunds to give travelers ultimate flexibility.

Frontier Airlines announced an addition of 15 new flight routes this fall, including three at Dallas Fort Worth International ...

Frontier Airlines has announced four new flight routes from Denver International Airport to begin this October.

Frontier Group Holdings, Inc. struggles with industry overcapacity, weak fares & competition. Click for more on ULCC as I ...

Frontier Airlines is offering a new Disruption Assistance service which allows passengers to book alternate flights on other airlines or get a refund if their flight is canceled or significantly ...

Frontier Airlines' new frequent flyer program is now in effect, and if you're not already a member, you could earn 500 miles just for signing up through Jan. 16.

Spirit Airlines and Frontier Airlines, two prominent budget carriers, on Monday announced plans to merge, a combination that would create the fifth-largest U.S. airline by market share, putting ...

Frontier Airlines announced 15 new fall routes. The airline’s network is expanding coast to coast with deals to Denver, ...

Frontier Airlines did away with its customer service call line a few months ago in favor of a messaging-based system available on multiple platforms. The airline says customer response has been ...