Nonstop flight route between Fort Sill, Oklahoma, United States and Kashechewan, Ontario, Canada:
Departure Airport:

Arrival Airport:

Distance from FSI to ZKE:
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- About this route
- FSI Airport Information
- ZKE Airport Information
- Facts about FSI
- Facts about ZKE
- 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 ZKE
- List of Nearest Airports to ZKE
- Map of Furthest Airports from ZKE
- List of Furthest Airports from ZKE
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Kashechewan Airport (ZKE), Kashechewan, Ontario, Canada would travel a Great Circle distance of 1,471 miles (or 2,368 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 relatively short distance between Henry Post Army Airfield and Kashechewan Airport, the route shown on this map most likely still appears to be a straight line.
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: | ZKE / CZKE |
Airport Name: | Kashechewan Airport |
Location: | Kashechewan, Ontario, Canada |
GPS Coordinates: | 52°16'56"N by 81°40'40"W |
Operator/Owner: | Government of Ontario |
Airport Type: | Public |
Elevation: | 35 feet (11 meters) |
# of Runways: | 1 |
View all routes: | Routes from ZKE |
More Information: | ZKE Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- Post Field served as a base for flight training for the Air Service.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.
- 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.
- 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.
Facts about Kashechewan Airport (ZKE):
- The furthest airport from Kashechewan Airport (ZKE) is Margaret River Airport (MGV), which is located 10,920 miles (17,575 kilometers) away in Margaret River, Western Australia, Australia.
- Kashechewan Airport (ZKE) currently has only 1 runway.
- The closest airport to Kashechewan Airport (ZKE) is Fort Albany Airport (YFA), which is located only 6 miles (9 kilometers) S of ZKE.
- Because of Kashechewan Airport's relatively low elevation of 35 feet, planes can take off or land at Kashechewan 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.