Nonstop flight route between Ruislip, England, United Kingdom and Altoona, Pennsylvania, United States:
Departure Airport:

Arrival Airport:

Distance from NHT to AOO:
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- About this route
- NHT Airport Information
- AOO Airport Information
- Facts about NHT
- Facts about AOO
- Map of Nearest Airports to NHT
- List of Nearest Airports to NHT
- Map of Furthest Airports from NHT
- List of Furthest Airports from NHT
- Map of Nearest Airports to AOO
- List of Nearest Airports to AOO
- Map of Furthest Airports from AOO
- List of Furthest Airports from AOO
About this route:
A direct, nonstop flight between RAF Northolt (NHT), Ruislip, England, United Kingdom and Altoona–Blair County Airport (AOO), Altoona, Pennsylvania, United States would travel a Great Circle distance of 3,642 miles (or 5,861 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between RAF Northolt and Altoona–Blair County Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between RAF Northolt and Altoona–Blair County Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | NHT / EGWU |
Airport Name: | RAF Northolt |
Location: | Ruislip, England, United Kingdom |
GPS Coordinates: | 51°33'11"N by 0°25'5"W |
Operator/Owner: | Ministry of Defence |
View all routes: | Routes from NHT |
More Information: | NHT Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | AOO / KAOO |
Airport Name: | Altoona–Blair County Airport |
Location: | Altoona, Pennsylvania, United States |
GPS Coordinates: | 40°17'47"N by 78°19'11"W |
Area Served: | Altoona, Pennsylvania |
Operator/Owner: | Blair County Airport Authority |
Airport Type: | Public |
Elevation: | 1503 feet (458 meters) |
# of Runways: | 2 |
View all routes: | Routes from AOO |
More Information: | AOO Maps & Info |
Facts about RAF Northolt (NHT):
- The furthest airport from RAF Northolt (NHT) is Chatham Islands (CHT), which is located 11,871 miles (19,105 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- Northolt became an active base during the Second World War for Royal Air Force and Polish Air Force squadrons in their defence of the United Kingdom.
- In April 2013, the Ministry of Defence announced a proposal to increase the number of private flights from 7,000 to 12,000 per year as part of plans to increase the income generated by the airfield.
- In December 1946, after taking off during a heavy snowstorm, a Douglas DC-3 operated by British European Airways, flying from Northolt to Glasgow, crashed onto the roof of a house in South Ruislip.
- The closest airport to RAF Northolt (NHT) is London Heathrow Airport (LHR), which is located only 6 miles (9 kilometers) SSW of NHT.
- RAF Northolt became home to Prime Minister Winston Churchill's personal aircraft, a modified Douglas C-54 Skymaster, in June 1944.
- In August 1996, a Spanish Learjet operated by Mar Aviation overshot runway 25 and collided with a van heading eastward on the A40 Western Avenue.
Facts about Altoona–Blair County Airport (AOO):
- The furthest airport from Altoona–Blair County Airport (AOO) is Margaret River Airport (MGV), which is located 11,578 miles (18,633 kilometers) away in Margaret River, Western Australia, Australia.
- The airport covers 320 acres at an elevation of 1,503 feet above sea level.
- Altoona–Blair County Airport (AOO) has 2 runways.
- Altoona–Blair County Airport has 46 small aircraft T-hangars that it rents to aircraft owners, while construction of more is under way.
- Altoona–Blair County Airport houses the Kitty Hawk Restaurant, which is accessible either from the flight line or from the terminal building.
- The closest airport to Altoona–Blair County Airport (AOO) is John Murtha Johnstown–Cambria County Airport (JST), which is located 27 miles (44 kilometers) W of AOO.