Nonstop flight route between Fort Sill, Oklahoma, United States and Jakar, Bumthang, Bhutan:
Departure Airport:

Arrival Airport:

Distance from FSI to BUT:
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- About this route
- FSI Airport Information
- BUT Airport Information
- Facts about FSI
- Facts about BUT
- 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 BUT
- List of Nearest Airports to BUT
- Map of Furthest Airports from BUT
- List of Furthest Airports from BUT
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Bathpalathang Airport (BUT), Jakar, Bumthang, Bhutan would travel a Great Circle distance of 8,097 miles (or 13,031 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 Bathpalathang 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 Bathpalathang 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: | BUT / VQBT |
Airport Name: | Bathpalathang Airport |
Location: | Jakar, Bumthang, Bhutan |
GPS Coordinates: | 27°33'46"N by 90°44'47"E |
Area Served: | Jakar, Bhutan |
Operator/Owner: | Government |
Airport Type: | Public |
Elevation: | 8858 feet (2,700 meters) |
# of Runways: | 1 |
View all routes: | Routes from BUT |
More Information: | BUT Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- 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.
- 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 (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.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- 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.
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
Facts about Bathpalathang Airport (BUT):
- Airport construction at Bathpalathang met several delays, including soil instability under the runway, funding, labor and material shortages, and nearby river protection and diversion, each of which underpinned the ultimate success of any airport at the site.
- Bathpalathang Airport (BUT) currently has only 1 runway.
- The closest airport to Bathpalathang Airport (BUT) is Paro International Airport (PBH), which is located 82 miles (132 kilometers) W of BUT.
- The airport has been in development since the Royal Bhutanese Government's 10th Five Year Plan.
- The furthest airport from Bathpalathang Airport (BUT) is La Florida Airport (LSC), which is located 11,332 miles (18,237 kilometers) away in La Serena, Chile.
- Because of Bathpalathang Airport's high elevation of 8,858 feet, planes must typically fly at a faster airspeed in order to takeoff or land at BUT. Combined with a high temperature, this could make BUT a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.