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

Arrival Airport:

Distance from VSF to FSI:
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- About this route
- VSF Airport Information
- FSI Airport Information
- Facts about VSF
- Facts about 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
- 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 Hartness State Airport (VSF), Springfield, Vermont, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, 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 Hartness State 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: | 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 |
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 Hartness State Airport (VSF):
- The closest airport to Hartness State Airport (VSF) is Claremont Municipal Airport (CNH), which is located only 8 miles (12 kilometers) ENE of VSF.
- 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.
- 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.
Facts about Henry Post Army Airfield (FSI):
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- 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.
- 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.
- 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.
- Post Field served as a base for flight training for the Air Service.
- 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.