RAF Northolt (IATA: NHT, ICAO: EGWU) is a Royal Air Force station in South Ruislip, 2 nautical miles (3.7 km; 2.3 mi) from Uxbridge in the London Borough of Hillingdon, west London. Approximately 6 mi (10 km) north of London Heathrow Airport, the station also handles a large number of private civil flights.