Nonstop flight route between Fort Sill, Oklahoma, United States and Shelbyville, Tennessee, United States:
Departure Airport:

Arrival Airport:

Distance from FSI to SYI:
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- About this route
- FSI Airport Information
- SYI Airport Information
- Facts about FSI
- Facts about SYI
- 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 SYI
- List of Nearest Airports to SYI
- Map of Furthest Airports from SYI
- List of Furthest Airports from SYI
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Shelbyville Municipal Airport (SYI), Shelbyville, Tennessee, United States would travel a Great Circle distance of 679 miles (or 1,092 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 Shelbyville 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: | SYI / KSYI |
Airport Names: |
|
Location: | Shelbyville, Tennessee, United States |
GPS Coordinates: | 35°33'33"N by 86°26'32"W |
Area Served: | Shelbyville, Tennessee |
Operator/Owner: | City of Shelbyville |
Airport Type: | Public |
Elevation: | 801 feet (244 meters) |
# of Runways: | 1 |
View all routes: | Routes from SYI |
More Information: | SYI Maps & Info |
Facts about Henry Post Army Airfield (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.
- 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.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
Facts about Shelbyville Municipal Airport (SYI):
- In addition to being known as "Shelbyville Municipal Airport", another name for SYI is "Bomar Field".
- The closest airport to Shelbyville Municipal Airport (SYI) is Tullahoma Regional Airport (THA), which is located only 17 miles (27 kilometers) SE of SYI.
- Because of Shelbyville Municipal Airport's relatively low elevation of 801 feet, planes can take off or land at Shelbyville 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.
- Shelbyville Municipal Airport (SYI) currently has only 1 runway.
- The furthest airport from Shelbyville Municipal Airport (SYI) is Margaret River Airport (MGV), which is located 11,211 miles (18,042 kilometers) away in Margaret River, Western Australia, Australia.