Nonstop flight route between Fort Sill, Oklahoma, United States and Amami Island, Japan:
Departure Airport:

Arrival Airport:

Distance from FSI to ASJ:
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- About this route
- FSI Airport Information
- ASJ Airport Information
- Facts about FSI
- Facts about ASJ
- 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 ASJ
- List of Nearest Airports to ASJ
- Map of Furthest Airports from ASJ
- List of Furthest Airports from ASJ
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Amami Airport (ASJ), Amami Island, Japan would travel a Great Circle distance of 7,065 miles (or 11,370 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 Amami 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 Amami 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: | ASJ / RJKA |
Airport Names: |
|
Location: | Amami Island, Japan |
GPS Coordinates: | 28°25'50"N by 129°42'45"E |
Area Served: | Amami Ōshima (Amami Island), Japan |
Operator/Owner: | Government |
Airport Type: | Public |
Elevation: | 14 feet (4 meters) |
# of Runways: | 1 |
View all routes: | Routes from ASJ |
More Information: | ASJ Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.
Facts about Amami Airport (ASJ):
- The furthest airport from Amami Airport (ASJ) is Antônio Correia Pinto de Macedo Airport (LAJ), which is nearly antipodal to Amami Airport (meaning Amami Airport is almost on the exact opposite side of the Earth from Antônio Correia Pinto de Macedo Airport), and is located 12,392 miles (19,943 kilometers) away in Lages, Santa Catarina, Brazil.
- The closest airport to Amami Airport (ASJ) is Kikai Airport (KKX), which is located only 15 miles (24 kilometers) ESE of ASJ.
- In addition to being known as "Amami Airport", other names for ASJ include "奄美空港" and "Amami Kūkō".
- Because of Amami Airport's relatively low elevation of 14 feet, planes can take off or land at Amami 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.
- Amami Airport (ASJ) currently has only 1 runway.