Nonstop flight route between Fort Sill, Oklahoma, United States and Exeter, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from FSI to EXT:
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- About this route
- FSI Airport Information
- EXT Airport Information
- Facts about FSI
- Facts about EXT
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
- Map of Nearest Airports to EXT
- List of Nearest Airports to EXT
- Map of Furthest Airports from EXT
- List of Furthest Airports from EXT
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Exeter International Airport (EXT), Exeter, United Kingdom would travel a Great Circle distance of 4,611 miles (or 7,421 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 Henry Post Army Airfield and Exeter International 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 Henry Post Army Airfield and Exeter International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | FSI / KFSI |
Airport Name: | Henry Post Army Airfield |
Location: | Fort Sill, Oklahoma, United States |
GPS Coordinates: | 34°38'58"N by 98°24'7"W |
Operator/Owner: | U.S. Army ATCA-ASO |
Airport Type: | Military |
Elevation: | 1189 feet (362 meters) |
# of Runways: | 1 |
View all routes: | Routes from FSI |
More Information: | FSI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | EXT / EGTE |
Airport Name: | Exeter International Airport |
Location: | Exeter, United Kingdom |
GPS Coordinates: | 50°44'3"N by 3°24'50"W |
Area Served: | Exeter, Devon |
Operator/Owner: | Exeter and Devon Airport Limited |
Airport Type: | Public |
Elevation: | 102 feet (31 meters) |
# of Runways: | 1 |
View all routes: | Routes from EXT |
More Information: | EXT Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- The first Army aviation at Fort Sill began on 26 July 1915 when eight Curtiss JN-3 airplanes of the 1st Aero Squadron arrived from Rockwell Field, California.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The closest airport to Henry Post Army Airfield (FSI) is Lawton–Fort Sill Regional Airport (LAW), which is located only 6 miles (9 kilometers) S of FSI.
- Henry Post Army Airfield was the first home of all Army Aviation Training after World War II before moving to Fort Rucker, Alabama in 1954.
- The furthest airport from Henry Post Army Airfield (FSI) is Sir Gaëtan Duval Airport (RRG), which is located 10,920 miles (17,575 kilometers) away in Rodrigues Island, Mauritius.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- Post Field served as a base for flight training for the Air Service.
- After returning from combat duty in France, a cadre of the 135th Aero Squadron ) was assigned to Post Field as an observation squadron, supplying aircraft for the United States Army Field Artillery School at Fort Sill and supported Army units at Fort Leavenworth, Kansas.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
Facts about Exeter International Airport (EXT):
- Exeter was a joint RAF/Civil airfield in the 1960s.
- Because of Exeter International Airport's relatively low elevation of 102 feet, planes can take off or land at Exeter International 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.
- Exeter International Airport handled 741,465 passengers last year.
- The furthest airport from Exeter International Airport (EXT) is Dunedin International Airport (DUD), which is located 11,994 miles (19,302 kilometers) away in Dunedin, Otago, New Zealand.
- In 2007 the airport handled over 1 million passengers for the first time, although passenger throughput subsequently declined.
- The closest airport to Exeter International Airport (EXT) is Plymouth City Airport (PLH), which is located 37 miles (60 kilometers) SW of EXT.
- During World War II RAF Exeter was important RAF Fighter Command airfield during the Battle of Britain, with some two dozen different RAF fighter squadrons being stationed there for varying periods through 1944, and just about all the operational fighter types of those years had been present.
- Exeter International Airport (EXT) currently has only 1 runway.
- Walruses of an RAF air-sea rescue flight were the next tenants and these were joined by a glider training unit early in 1945.