Nonstop flight route between Flinders Island, Tasmania, Australia and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from FLS to FSI:
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- About this route
- FLS Airport Information
- FSI Airport Information
- Facts about FLS
- Facts about FSI
- Map of Nearest Airports to FLS
- List of Nearest Airports to FLS
- Map of Furthest Airports from FLS
- List of Furthest Airports from FLS
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
About this route:
A direct, nonstop flight between Flinders Island Airport (FLS), Flinders Island, Tasmania, Australia and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 8,857 miles (or 14,253 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 Flinders Island Airport and Henry Post Army Airfield, 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 Flinders Island Airport and Henry Post Army Airfield. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | FLS / YFLI |
Airport Name: | Flinders Island Airport |
Location: | Flinders Island, Tasmania, Australia |
GPS Coordinates: | 40°5'29"S by 147°59'34"E |
Area Served: | Flinders Island |
Operator/Owner: | Flinders Council |
Airport Type: | Public |
Elevation: | 34 feet (10 meters) |
# of Runways: | 2 |
View all routes: | Routes from FLS |
More Information: | FLS Maps & Info |
Arrival 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 |
Facts about Flinders Island Airport (FLS):
- Flinders Island Airport (FLS) has 2 runways.
- Because of Flinders Island Airport's relatively low elevation of 34 feet, planes can take off or land at Flinders Island 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 closest airport to Flinders Island Airport (FLS) is St Helens Airport (HLS), which is located 87 miles (141 kilometers) S of FLS.
- The furthest airport from Flinders Island Airport (FLS) is Corvo Airport (CVU), which is nearly antipodal to Flinders Island Airport (meaning Flinders Island Airport is almost on the exact opposite side of the Earth from Corvo Airport), and is located 12,381 miles (19,926 kilometers) away in Corvo Island, Azores, Portugal.
Facts about Henry Post Army Airfield (FSI):
- 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 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.
- Fort Sill has embarked on a new plan to support the museum in providing a more dynamic learning experience for the 200,000 military and civilian personnel who visit each year.
- 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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.
- 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.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.