Nonstop flight route between Fort Sill, Oklahoma, United States and Barcaldine, Queensland, Australia:
Departure Airport:

Arrival Airport:

Distance from FSI to BCI:
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- About this route
- FSI Airport Information
- BCI Airport Information
- Facts about FSI
- Facts about BCI
- 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 BCI
- List of Nearest Airports to BCI
- Map of Furthest Airports from BCI
- List of Furthest Airports from BCI
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Barcaldine Airport (BCI), Barcaldine, Queensland, Australia would travel a Great Circle distance of 8,578 miles (or 13,804 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 Barcaldine 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 Barcaldine 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: | BCI / YBAR |
Airport Name: | Barcaldine Airport |
Location: | Barcaldine, Queensland, Australia |
GPS Coordinates: | 23°33'55"S by 145°18'24"E |
Operator/Owner: | Barcaldine Regional Council |
Airport Type: | Public |
Elevation: | 880 feet (268 meters) |
# of Runways: | 2 |
View all routes: | Routes from BCI |
More Information: | BCI Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- 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 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.
Facts about Barcaldine Airport (BCI):
- The closest airport to Barcaldine Airport (BCI) is Aramac Airport (AXC), which is located 42 miles (67 kilometers) N of BCI.
- Barcaldine Airport (BCI) has 2 runways.
- Because of Barcaldine Airport's relatively low elevation of 880 feet, planes can take off or land at Barcaldine 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.
- The furthest airport from Barcaldine Airport (BCI) is Agostinho Neto Airport (NTO), which is located 11,676 miles (18,790 kilometers) away in Ponta do Sol, Santo Antão, Cape Verde.