Footage shows the men throwing punches at each other from their seats as a flight attendant attempts to break them up. Twitter / @KEEMSTAR
Two men started a fight on a plane as other horrified passengers looked on and a desperate stewardess tried to pull them apart before allegedly being "choked" by one of the brawlers.
The video, filmed on a stationary Japanese ANA flight to Los Angeles, was posted online after the fightat Narita International Airport on Monday night.
It shows the men, one wearing a bright red and white Hawaiian shirt, throwing punches at each other from their seats, according to Daily Mail.
One shouted, "Someone help! This guy is crazy," as airline staff tried to break them up.
Other passengers can be heard begging the pair to "please stop" as a baby cried in the background.
An ANA spokesman told the paper that the brawl broke out just before the plane was due to depart.
Fuji TV quoted police as saying an American passenger was allegedly drunk and started acting in an unruly manner.
Passengers can be heard begging the pair to "please stop". Photo / Keem Twitter
The fight follows a string of plane dramas, which when 69-year-old Dr David Dao was left bloodied after he was dragged from a United Airlines flight from Chicago to Louisville when the airline overbooked last month.
The troubled airline was hit another blow when 90cm Simon the rabbit was killed during a flight from Heathrow.
It is believed he froze to death after accidently being placed in temperatures of 0C to 2C.