Nonstop flight route between Fort Sill, Oklahoma, United States and Besalampy, Madagascar:
Departure Airport:

Arrival Airport:

Distance from FSI to BPY:
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- About this route
- FSI Airport Information
- BPY Airport Information
- Facts about FSI
- Facts about BPY
- 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 BPY
- List of Nearest Airports to BPY
- Map of Furthest Airports from BPY
- List of Furthest Airports from BPY
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Besalampy Airport (BPY), Besalampy, Madagascar would travel a Great Circle distance of 9,837 miles (or 15,831 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 large distance between Henry Post Army Airfield and Besalampy Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Henry Post Army Airfield and Besalampy Airport. You'll see that it will travel the same route of the red line on this map!
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: | BPY / FMNQ |
Airport Name: | Besalampy Airport |
Location: | Besalampy, Madagascar |
GPS Coordinates: | 16°44'38"S by 44°29'2"E |
Elevation: | 0 feet (0 meters) |
View all routes: | Routes from BPY |
More Information: | BPY Maps & Info |
Facts about Henry Post Army Airfield (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.
- Henry Post Army Airfield was the first home of all Army Aviation Training after World War II before moving to Fort Rucker, Alabama in 1954.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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.
- Post Field served as a base for flight training for the Air Service.
Facts about Besalampy Airport (BPY):
- The closest airport to Besalampy Airport (BPY) is Tambohorano Airport (WTA), which is located 61 miles (98 kilometers) SSW of BPY.
- The furthest airport from Besalampy Airport (BPY) is Hilo International Airport (ITO), which is located 11,139 miles (17,927 kilometers) away in Hilo, Hawaii, United States.
- Because of Besalampy Airport's relatively low elevation of 0 feet, planes can take off or land at Besalampy 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.