Nonstop flight route between Fort Sill, Oklahoma, United States and Cortes Island, British Columbia, Canada:
Departure Airport:

Arrival Airport:

Distance from FSI to YCF:
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- About this route
- FSI Airport Information
- YCF Airport Information
- Facts about FSI
- Facts about YCF
- 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 YCF
- List of Nearest Airports to YCF
- Map of Furthest Airports from YCF
- List of Furthest Airports from YCF
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Cortes Island Aerodrome (YCF), Cortes Island, British Columbia, Canada would travel a Great Circle distance of 1,708 miles (or 2,749 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 Cortes Island Aerodrome, 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: | YCF / |
Airport Names: |
|
Location: | Cortes Island, British Columbia, Canada |
GPS Coordinates: | 50°1'24"N by 124°59'3"W |
Area Served: | Cortes Island |
Operator/Owner: | M. Ching |
Airport Type: | Private |
Elevation: | 164 feet (50 meters) |
# of Runways: | 1 |
View all routes: | Routes from YCF |
More Information: | YCF Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- 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 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.
- In 1940 the Artillery decided that the Air Corps had outgrown such mundane chores as artillery spotting, and it was decided that it would take care of itself with its own observation aircraft.
- 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 is a military use airport located at Fort Sill in Comanche County, Oklahoma, United States.
Facts about Cortes Island Aerodrome (YCF):
- The closest airport to Cortes Island Aerodrome (YCF) is Campbell River Water Aerodrome (YHH), which is located only 12 miles (19 kilometers) W of YCF.
- Cortes Island Aerodrome (YCF) currently has only 1 runway.
- The furthest airport from Cortes Island Aerodrome (YCF) is Tôlanaro Airport (FTU), which is located 10,657 miles (17,151 kilometers) away in Tôlanaro, Madagascar.
- In addition to being known as "Cortes Island Aerodrome", another name for YCF is "CCI9".
- Because of Cortes Island Aerodrome's relatively low elevation of 164 feet, planes can take off or land at Cortes Island Aerodrome 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.