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

Arrival Airport:

Distance from FSI to EIL:
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- About this route
- FSI Airport Information
- EIL Airport Information
- Facts about FSI
- Facts about EIL
- 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 EIL
- List of Nearest Airports to EIL
- Map of Furthest Airports from EIL
- List of Furthest Airports from EIL
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Eielson Air Force Base (EIL), Fairbanks, Alaska, United States would travel a Great Circle distance of 2,884 miles (or 4,641 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 Eielson Air Force Base, 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 Eielson Air Force Base. 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: | EIL / PAEI |
Airport Names: |
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Location: | Fairbanks, Alaska, United States |
GPS Coordinates: | 64°39'56"N by 147°6'5"W |
View all routes: | Routes from EIL |
More Information: | EIL Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- 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.
- 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 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- With the end of World War I, in October 1919 Post Field was deactivated as an active duty airfield in accordance with sharply reduced military budgets, and a small caretaker unit was assigned to the facility for administrative reasons to support the balloon school/company.
- 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 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.
Facts about Eielson Air Force Base (EIL):
- Today the 1st Brigade 25th Infantry Division and the 4th Brigade 25th Infantry Division can be found training there.
- Headquarters USAF General Order 2, dated 13 January 1948, redesignated Mile 26 as Eielson AFB.
- On 7 June 1943, the Western Defense Command ordered construction of a new airfield near present-day Fort Wainwright, then an Army airfield named after Major Arthur Ladd.
- A year later, however, Eielson moved from under the shadow of Ladd Field when the Alaskan Air Command assumed organizational control.
- The closest airport to Eielson Air Force Base (EIL) is Ladd Army Airfield (FBK), which is located only 19 miles (31 kilometers) NW of EIL.
- On 20 August 1993, the 354 FW replaced the 343d Wing.
- The base reopened in September 1946, once again as a satellite of Ladd Field.
- The furthest airport from Eielson Air Force Base (EIL) is Port Elizabeth International Airport (PLZ), which is located 10,295 miles (16,568 kilometers) away in Port Elizabeth, South Africa.
- In addition to being known as "Eielson Air Force Base", another name for EIL is "Eielson AFB".