Nonstop flight route between Defiance, Ohio, United States and Ruislip, England, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from DFI to NHT:
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- About this route
- DFI Airport Information
- NHT Airport Information
- Facts about DFI
- Facts about NHT
- Map of Nearest Airports to DFI
- List of Nearest Airports to DFI
- Map of Furthest Airports from DFI
- List of Furthest Airports from DFI
- Map of Nearest Airports to NHT
- List of Nearest Airports to NHT
- Map of Furthest Airports from NHT
- List of Furthest Airports from NHT
About this route:
A direct, nonstop flight between Defiance Memorial Airport (DFI), Defiance, Ohio, United States and RAF Northolt (NHT), Ruislip, England, United Kingdom would travel a Great Circle distance of 3,837 miles (or 6,174 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 Defiance Memorial Airport and RAF Northolt, 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 Defiance Memorial Airport and RAF Northolt. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | DFI / KDFI |
Airport Name: | Defiance Memorial Airport |
Location: | Defiance, Ohio, United States |
GPS Coordinates: | 41°20'14"N by 84°25'44"W |
Area Served: | Defiance, Ohio |
Operator/Owner: | Board of County Commissioners |
Airport Type: | Public |
Elevation: | 707 feet (215 meters) |
# of Runways: | 1 |
View all routes: | Routes from DFI |
More Information: | DFI Maps & Info |
Arrival 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 |
Facts about Defiance Memorial Airport (DFI):
- The closest airport to Defiance Memorial Airport (DFI) is Toledo Express Airport (TOL), which is located 36 miles (59 kilometers) ENE of DFI.
- Defiance Memorial Airport (DFI) currently has only 1 runway.
- The furthest airport from Defiance Memorial Airport (DFI) is Margaret River Airport (MGV), which is located 11,256 miles (18,114 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Defiance Memorial Airport's relatively low elevation of 707 feet, planes can take off or land at Defiance Memorial Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
Facts about RAF Northolt (NHT):
- Northolt received its first gate guardian, a Spitfire F.Mk 22, in September 1963.
- The closest airport to RAF Northolt (NHT) is London Heathrow Airport (LHR), which is located only 6 miles (9 kilometers) SSW of NHT.
- On 1 June 1960, an Avro Anson aircraft suffered engine failure soon after take-off from Northolt and crash-landed on top of the nearby Express Dairies plant in South Ruislip.
- RAF Northolt is a Royal Air Force station in South Ruislip, 2 nautical miles from Uxbridge in the London Borough of Hillingdon, west London.
- 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.
- 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.
- An additional memorial to British, Polish, Australian and New Zealand aircrew killed during the Battle of Britain was unveiled in September 2010.
- 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.