Southwest Airlines was sued in federal court by the Department of Transportation, while Frontier was hit with a $650,000 fine ...

A Frontier Airlines flight that departed from San Diego appeared ... Just after 3:15 p.m. pilots inside detected smoke and ...

Former UFC champion Khabib Nurmagomedov “was asked to deplane” a Frontier Airlines plane after a disagreement over him sitting in an exit-row seat, the airline said in a statement to CNN.

Frontier Airlines allows domestic dogs, cats, and some other small household animals to travel in the aircraft cabin ... The pet should be inside the container, which is recommended to be soft ...

Every flight faced delays over a five-month period. The DOT also fined Frontier Airlines for several chronically delayed flights. The cost was $650,000, with half paid to the U.S. Treasury ...

“Airlines have a legal obligation to ensure that their flight schedules provide travelers ... The department fined Frontier Airlines $650,000 in civil penalties, with $325,000 to be paid to ...

Former UFC lightweight champion Khabib Nurmagomedov confirmed Sunday he was removed from a Frontier Airlines flight Saturday. Video surfaced Sunday that showed Nurmagomedov sitting in a seat next ...

Frontier Airlines' annual all-you-can-fly flight pass called "GoWild ... I packed it so that nothing bulged out, and it fit perfectly inside Frontier's size checker. I'll admit that I had ...

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 ...