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

Arrival Airport:

Distance from FSI to YOO:
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- About this route
- FSI Airport Information
- YOO Airport Information
- Facts about FSI
- Facts about YOO
- 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 YOO
- List of Nearest Airports to YOO
- Map of Furthest Airports from YOO
- List of Furthest Airports from YOO
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Oshawa Municipal Airport (YOO), Oshawa, Ontario, Canada would travel a Great Circle distance of 1,220 miles (or 1,963 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 Oshawa Municipal 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: | YOO / CYOO |
Airport Names: |
|
Location: | Oshawa, Ontario, Canada |
GPS Coordinates: | 43°55'22"N by 78°53'48"W |
Operator/Owner: | City of Oshawa |
Airport Type: | Public |
Elevation: | 459 feet (140 meters) |
# of Runways: | 2 |
View all routes: | Routes from YOO |
More Information: | YOO Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- Post Field served as a base for flight training for the Air Service.
- 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.
- 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.
Facts about Oshawa Municipal Airport (YOO):
- Because of Oshawa Municipal Airport's relatively low elevation of 459 feet, planes can take off or land at Oshawa Municipal 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.
- On July 11, 2011 ornge Air Medivac announced that it will open a 24 hour base to help cut the airlift response time to Toronto hospitals.
- In addition to being known as "Oshawa Municipal Airport", another name for YOO is "Toronto/Oshawa Municipal Airport".
- The planned construction of a Pickering Airport, between Oshawa and Toronto, raised questions about the future of the Oshawa airport.
- Oshawa Municipal Airport (YOO) has 2 runways.
- The furthest airport from Oshawa Municipal Airport (YOO) is Margaret River Airport (MGV), which is located 11,418 miles (18,376 kilometers) away in Margaret River, Western Australia, Australia.
- Commercial radio stations CKDO and CKGE-FM, licensed to Oshawa, and CJKX, licensed to Ajax, operate from studios on the Oshawa Airport grounds.
- The closest airport to Oshawa Municipal Airport (YOO) is Buttonville Airport (YKZ), which is located 24 miles (38 kilometers) W of YOO.