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

A passenger aboard a Frontier Airlines flight to Houston had a violent outburst on Wednesday after being asked to move, ...

Twenty minutes into the flight from Denver to Houston, witnesses say the man was punching the seat in front of him.

A man aboard a Frontier Airlines flight was restrained by fellow passengers on Wednesday after breaking the plexiglass of the ...

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

A passenger on a Frontier Airlines flight bound for Houston punched a window hard enough to break the plexiglass according to ...

"He was scary," a witness said. "He started kicking profusely and started punching the window." Passengers on board ...

A crazed Frontier Airlines passenger was restrained by a group of fellow travelers with makeshift restraints after repeatedly ...

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

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

"He was scary," a witness said. "He started kicking profusely and started punching the window." Passengers on board ...