Nonstop flight route between Fort Sill, Oklahoma, United States and Moose Jaw, Saskatchewan, Canada:
Departure Airport:

Arrival Airport:

Distance from FSI to YMJ:
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- About this route
- FSI Airport Information
- YMJ Airport Information
- Facts about FSI
- Facts about YMJ
- 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 YMJ
- List of Nearest Airports to YMJ
- Map of Furthest Airports from YMJ
- List of Furthest Airports from YMJ
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and CFB Moose Jaw (YMJ), Moose Jaw, Saskatchewan, Canada would travel a Great Circle distance of 1,142 miles (or 1,838 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 CFB Moose Jaw, 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: | YMJ / CYMJ |
Airport Names: |
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Location: | Moose Jaw, Saskatchewan, Canada |
GPS Coordinates: | 50°19'49"N by 105°33'33"W |
Operator/Owner: | Government of Canada |
Airport Type: | Military |
Elevation: | 1892 feet (577 meters) |
# of Runways: | 3 |
View all routes: | Routes from YMJ |
More Information: | YMJ Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- With the end of World War I, in October 1919 Post Field was deactivated as an active duty airfield in accordance with sharply reduced military budgets, and a small caretaker unit was assigned to the facility for administrative reasons to support the balloon school/company.
Facts about CFB Moose Jaw (YMJ):
- In addition to being known as "CFB Moose Jaw", another name for YMJ is "Moose Jaw/Air Vice Marshal C.M. McEwen Airport".
- Rising Cold War tensions saw the aerodrome reactivated by the RCAF in 1953 as the site of military pilot training.
- CFB Moose Jaw (YMJ) has 3 runways.
- The closest airport to CFB Moose Jaw (YMJ) is Regina International Airport (YQR), which is located 40 miles (64 kilometers) E of YMJ.
- CFB Moose Jaw's airfield is also used by civilian aircraft, with civilian operations at the base referring to the facility as Moose Jaw/Air Vice Marshal C.M.
- The furthest airport from CFB Moose Jaw (YMJ) is Sir Gaëtan Duval Airport (RRG), which is located 10,239 miles (16,478 kilometers) away in Rodrigues Island, Mauritius.
- By the early 1990s, CFB Moose Jaw was operated by over 1,300 employees and made a significant economical impact on the region, but pending cutbacks in military spending spread rumours of possible closure of the base.