Chicago O'Hare

Chicago, US.

Code
ORD
Position
41.979, -87.905
Runway
3,500 m paved from 1945, 3,962 m paved from 1971
Capacity
About 20,645 movements a week, 233 stands, terminal generation 3
Weather
Worst month loses about 2.3% of flights
Confidence
estimated (to be verified). Coordinates agree with published sources to within about 2.5 km. Other figures are estimates unless the evidence below says otherwise.

Source: O'Hare article: the airfield is unchanged since runway 4R/22L was added in 1971; United and American hubs; United's two concourse Terminal 1 built 1985 to 1987. 49.95 million passengers in 1985 (ATA, exact), about 66 million in 1994.