Nonstop flight route between Brevig Mission, Alaska, United States and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from KTS to FSI:
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- About this route
- KTS Airport Information
- FSI Airport Information
- Facts about KTS
- Facts about FSI
- Map of Nearest Airports to KTS
- List of Nearest Airports to KTS
- Map of Furthest Airports from KTS
- List of Furthest Airports from KTS
- 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 Brevig Mission Airport (KTS), Brevig Mission, Alaska, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 3,444 miles (or 5,542 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 Brevig Mission 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 Brevig Mission 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: | KTS / PFKT |
Airport Name: | Brevig Mission Airport |
Location: | Brevig Mission, Alaska, United States |
GPS Coordinates: | 65°19'53"N by 166°27'56"W |
Area Served: | Brevig Mission, Alaska |
Operator/Owner: | Alaska DOT&PF - Northern Region |
Airport Type: | Public |
Elevation: | 35 feet (11 meters) |
# of Runways: | 2 |
View all routes: | Routes from KTS |
More Information: | KTS 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 Brevig Mission Airport (KTS):
- The furthest airport from Brevig Mission Airport (KTS) is Teniente Rodolfo Marsh Airport (TNM), which is located 10,334 miles (16,632 kilometers) away in Villa Las Estrellas, Antarctica.
- The closest airport to Brevig Mission Airport (KTS) is Teller Airport (TLA), which is located only 7 miles (12 kilometers) SSE of KTS.
- Because of Brevig Mission Airport's relatively low elevation of 35 feet, planes can take off or land at Brevig Mission 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.
- Brevig Mission Airport (KTS) has 2 runways.
Facts about Henry Post Army Airfield (FSI):
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- 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.
- 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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 Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.