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

Arrival Airport:

Distance from MEM to FSI:
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- About this route
- MEM Airport Information
- FSI Airport Information
- Facts about MEM
- Facts about FSI
- Map of Nearest Airports to MEM
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- Map of Furthest Airports from MEM
- List of Furthest Airports from MEM
- 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 Memphis International Airport (MEM), Memphis, Tennessee, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 478 miles (or 770 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 Memphis International 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: | MEM / KMEM |
Airport Name: | Memphis International Airport |
Location: | Memphis, Tennessee, United States |
GPS Coordinates: | 35°2'32"N by 89°58'36"W |
Area Served: | Memphis, Tennessee |
Airport Type: | Public |
Elevation: | 341 feet (104 meters) |
# of Runways: | 4 |
View all routes: | Routes from MEM |
More Information: | MEM 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 Memphis International Airport (MEM):
- Memphis International Airport (MEM) has 4 runways.
- Because of Memphis International Airport's relatively low elevation of 341 feet, planes can take off or land at Memphis International 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.
- During World War II the United States Army Air Forces Air Transport Command 4th Ferrying Group used Memphis while sending new aircraft overseas.
- Memphis International Airport is home to the FedEx Express global hub, which processes many of the company's packages.
- The furthest airport from Memphis International Airport (MEM) is Margaret River Airport (MGV), which is located 11,010 miles (17,719 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Memphis International Airport (MEM) is Olive Branch Airport (OLV), which is located only 12 miles (19 kilometers) ESE of MEM.
- Memphis International Airport handled 7,874,888 passengers last year.
- The Memphis Air Route Traffic Control Center is on the airport grounds at 3229 Democrat Road, TN 38118.
- Memphis International Airport is a civil-military airport seven miles southeast of downtown Memphis, in Shelby County, Tennessee.
- Memphis is ranked the 41st busiest US airport by enplanements with 4,598,186 passengers using the airport in 2013, a 32% decrease from the previous year.
- The 164th Airlift Wing of the Tennessee Air National Guard is based at the co-located Memphis Air National Guard Base, operating C-17 Globe master III transport aircraft.
- Since 2009 the airport has been a small hub for small regional airline SeaPort Airlines, which has single-engine flights to communities in Arkansas through the Essential Air Service program.
Facts about Henry Post Army Airfield (FSI):
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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 Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.
- 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.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- 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.