Nonstop flight route between York Landing, Manitoba, Canada and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from ZAC to FSI:
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- About this route
- ZAC Airport Information
- FSI Airport Information
- Facts about ZAC
- Facts about FSI
- Map of Nearest Airports to ZAC
- List of Nearest Airports to ZAC
- Map of Furthest Airports from ZAC
- List of Furthest Airports from ZAC
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
About this route:
A direct, nonstop flight between York Landing Airport (ZAC), York Landing, Manitoba, Canada and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 1,485 miles (or 2,390 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 York Landing Airport and Henry Post Army Airfield, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | ZAC / CZAC |
Airport Name: | York Landing Airport |
Location: | York Landing, Manitoba, Canada |
GPS Coordinates: | 56°5'21"N by 96°5'21"W |
Operator/Owner: | Government of Manitoba |
Airport Type: | Public |
Elevation: | 622 feet (190 meters) |
# of Runways: | 1 |
View all routes: | Routes from ZAC |
More Information: | ZAC Maps & Info |
Arrival 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 |
Facts about York Landing Airport (ZAC):
- The closest airport to York Landing Airport (ZAC) is Kelsey Airport (KES), which is located only 16 miles (27 kilometers) WSW of ZAC.
- Because of York Landing Airport's relatively low elevation of 622 feet, planes can take off or land at York Landing 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.
- The furthest airport from York Landing Airport (ZAC) is Margaret River Airport (MGV), which is located 10,311 miles (16,594 kilometers) away in Margaret River, Western Australia, Australia.
- York Landing Airport (ZAC) currently has only 1 runway.
Facts about Henry Post Army Airfield (FSI):
- 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 (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.
- 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.
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- The Fort Sill Army Radar Approach Control is the Army's Second busiest Air Traffic Control Facility, providing Radar Approach Control service to Henry Post Army Air Field, Lawton/Fort Sill Regional Airport, Duncan/Haliburton Airport and many smaller airports in the area.
- 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 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.