Nonstop flight route between Jackson, Tennessee, United States and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from MKL to FSI:
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- About this route
- MKL Airport Information
- FSI Airport Information
- Facts about MKL
- Facts about FSI
- Map of Nearest Airports to MKL
- List of Nearest Airports to MKL
- Map of Furthest Airports from MKL
- List of Furthest Airports from MKL
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
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- List of Furthest Airports from FSI
About this route:
A direct, nonstop flight between McKellar-Sipes Regional Airport (MKL), Jackson, Tennessee, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 540 miles (or 869 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 relatively short distance between McKellar-Sipes Regional Airport and Henry Post Army Airfield, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | MKL / KMKL |
Airport Name: | McKellar-Sipes Regional Airport |
Location: | Jackson, Tennessee, United States |
GPS Coordinates: | 35°35'58"N by 88°54'56"W |
Area Served: | Jackson, Tennessee |
Operator/Owner: | City of Jackson & Madison County |
Airport Type: | Public |
Elevation: | 434 feet (132 meters) |
# of Runways: | 2 |
View all routes: | Routes from MKL |
More Information: | MKL 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 McKellar-Sipes Regional Airport (MKL):
- As per the Federal Aviation Administration, this airport had 134 passenger boardings in calendar year 2008, 1,502 in 2009, and 2,545 in 2010.
- The closest airport to McKellar-Sipes Regional Airport (MKL) is Roscoe Turner Airport (CRX), which is located 50 miles (81 kilometers) SSE of MKL.
- McKellar-Sipes Regional Airport (MKL) has 2 runways.
- Because of McKellar-Sipes Regional Airport's relatively low elevation of 434 feet, planes can take off or land at McKellar-Sipes Regional 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 McKellar-Sipes Regional Airport (MKL) is Margaret River Airport (MGV), which is located 11,072 miles (17,819 kilometers) away in Margaret River, Western Australia, Australia.
- McKellar-Sipes Regional Airport covers an area of 807 acres at an elevation of 434 feet above mean sea level.
Facts about Henry Post Army Airfield (FSI):
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- 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.
- Post Field served as a base for flight training for the Air Service.