Nonstop flight route between Fort Sill, Oklahoma, United States and Waspam, Nicaragua:
Departure Airport:

Arrival Airport:

Distance from FSI to WSP:
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- About this route
- FSI Airport Information
- WSP Airport Information
- Facts about FSI
- Facts about WSP
- 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 WSP
- List of Nearest Airports to WSP
- Map of Furthest Airports from WSP
- List of Furthest Airports from WSP
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Waspam Airport (WSP), Waspam, Nicaragua would travel a Great Circle distance of 1,643 miles (or 2,644 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 Waspam 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: | WSP / MNWP |
Airport Name: | Waspam Airport |
Location: | Waspam, Nicaragua |
GPS Coordinates: | 14°44'16"N by 83°58'32"W |
Airport Type: | Public |
Elevation: | 115 feet (35 meters) |
# of Runways: | 1 |
View all routes: | Routes from WSP |
More Information: | WSP Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- 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.
- 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.
- 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 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 Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
Facts about Waspam Airport (WSP):
- The closest airport to Waspam Airport (WSP) is Puerto Cabezas Airport (PUZ), which is located 62 miles (100 kilometers) SE of WSP.
- Waspam Airport (WSP) currently has only 1 runway.
- The furthest airport from Waspam Airport (WSP) is Cocos (Keeling) Island Airport (CCK), which is nearly antipodal to Waspam Airport (meaning Waspam Airport is almost on the exact opposite side of the Earth from Cocos (Keeling) Island Airport), and is located 12,253 miles (19,718 kilometers) away in Cocos Islands, Australia.
- Because of Waspam Airport's relatively low elevation of 115 feet, planes can take off or land at Waspam 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.