A pilot has been arrested at Leeds Bradford Airport on suspicion of being drunk in charge of an aircraft.
West Yorkshire Police said the 54-year-old man was arrested at around 22:00 BST on Wednesday.
The man, who is thought to be a pilot with Pakistan International Airlines, remains in custody.
A spokesman for West Yorkshire Police said: "At about 10pm police were called to Leeds Bradford International Airport where they arrested an airline pilot on suspicion of carrying out an activity ancillary to an aviation function while impaired by drink.
"The 54-year-old man, from Pakistan, is currently in custody."
A spokesman for the airport said: "We are aware of the incident but the matter is being dealt with by West Yorkshire Police."