Passengers on a Frontier Airlines flight from Denver to Houston restrained a man after he punched a window and seat 20 minutes after takeoff.

An out-of-control Frontier Airlines passenger punched an airplane window so hard that it cracked before he was hogtied by ...

Cellphone video captured the moments when several passengers on a Frontier Airlines flight restrained a man after he began lashing out on the plane and ...

The flight had departed from Denver and was in the air for about 20 to 30 minutes, when a woman asked the man behind her to ...

"He was scary," a witness said. "He started kicking profusely and started punching the window." Passengers on board restrained the man with zip ties and a shoelace.

A passenger who appeared to be experiencing a mental health crisis punched out the plexiglass of a window mid-flight.

Travelers have new destination options for spring and summer vacations. Frontier Airlines recently announced new services ...

Frontier Airlines will have to compete with American Airlines and United Airlines on two out of the three routes.

Frontier Airlines on Monday announced a new nonstop route between Tampa International Airport and Charlotte Douglas ...

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