A former professional mixed martial arts fighter from Chicago helped subdue an unruly passenger who attempted to open a Frontier Airlines door in the middle of a flight on Sunday, forcing the aircraft ...

Frontier Airlines is drawing comparisons to ultra-low-cost Spirit Airlines after a reportedly intoxicated passenger had a heated argument with a manager at the jet bridge at Hartsfield-Jackson Atlanta ...

MORRISVILLE, N.C. -- A plane was diverted to Raleigh-Durham International Airport on Wednesday evening because of an unruly passenger. Airport officials said the Frontier Airlines flight was on the ...

A Frontier Airlines flight was diverted to Miami after a passenger attempted to open the aircraft door mid-flight, prompting a former MMA fighter to restrain him.