Nonstop flight route between Fort Sill, Oklahoma, United States and Springfield, Vermont, United States:
Departure Airport:

Arrival Airport:

Distance from FSI to VSF:
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- About this route
- FSI Airport Information
- VSF Airport Information
- Facts about FSI
- Facts about VSF
- 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 VSF
- List of Nearest Airports to VSF
- Map of Furthest Airports from VSF
- List of Furthest Airports from VSF
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Hartness State Airport (VSF), Springfield, Vermont, United States would travel a Great Circle distance of 1,506 miles (or 2,424 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 Hartness State 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: | VSF / KVSF |
Airport Name: | Hartness State Airport |
Location: | Springfield, Vermont, United States |
GPS Coordinates: | 43°20'36"N by 72°31'1"W |
Area Served: | Springfield, Vermont |
Operator/Owner: | State of Vermont |
Airport Type: | Public |
Elevation: | 577 feet (176 meters) |
# of Runways: | 2 |
View all routes: | Routes from VSF |
More Information: | VSF Maps & Info |
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.
- 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.
- After returning from combat duty in France, a cadre of the 135th Aero Squadron ) was assigned to Post Field as an observation squadron, supplying aircraft for the United States Army Field Artillery School at Fort Sill and supported Army units at Fort Leavenworth, Kansas.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
Facts about Hartness State Airport (VSF):
- Hartness State Airport is a public airport located three miles northwest of the central business district of Springfield, a town in Windsor County, Vermont, United States.
- Hartness State Airport (VSF) has 2 runways.
- The furthest airport from Hartness State Airport (VSF) is Margaret River Airport (MGV), which is located 11,668 miles (18,778 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Hartness State Airport's relatively low elevation of 577 feet, planes can take off or land at Hartness State 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 closest airport to Hartness State Airport (VSF) is Claremont Municipal Airport (CNH), which is located only 8 miles (12 kilometers) ENE of VSF.