Nonstop flight route between Mount Pleasant, Michigan, United States and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from MOP to FSI:
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- About this route
- MOP Airport Information
- FSI Airport Information
- Facts about MOP
- Facts about FSI
- Map of Nearest Airports to MOP
- List of Nearest Airports to MOP
- Map of Furthest Airports from MOP
- List of Furthest Airports from MOP
- 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 Mount Pleasant Municipal Airport (MOP), Mount Pleasant, Michigan, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 957 miles (or 1,541 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 Mount Pleasant Municipal 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: | MOP / KMOP |
Airport Name: | Mount Pleasant Municipal Airport |
Location: | Mount Pleasant, Michigan, United States |
GPS Coordinates: | 43°37'18"N by 84°44'14"W |
Operator/Owner: | City of Mt. Pleasant |
Airport Type: | Public |
Elevation: | 755 feet (230 meters) |
# of Runways: | 2 |
View all routes: | Routes from MOP |
More Information: | MOP 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 Mount Pleasant Municipal Airport (MOP):
- Mount Pleasant Municipal Airport (MOP) has 2 runways.
- The closest airport to Mount Pleasant Municipal Airport (MOP) is Gratiot Community Airport (AMN), which is located 21 miles (34 kilometers) S of MOP.
- Because of Mount Pleasant Municipal Airport's relatively low elevation of 755 feet, planes can take off or land at Mount Pleasant Municipal 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 Mount Pleasant Municipal Airport (MOP) is Margaret River Airport (MGV), which is located 11,181 miles (17,994 kilometers) away in Margaret River, Western Australia, Australia.
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.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.
- Henry Post Army Airfield is a military use airport located at Fort Sill in Comanche County, Oklahoma, United States.
- 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 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.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.