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

Arrival Airport:

Distance from ADG to FSI:
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- About this route
- ADG Airport Information
- FSI Airport Information
- Facts about ADG
- Facts about FSI
- Map of Nearest Airports to ADG
- List of Nearest Airports to ADG
- Map of Furthest Airports from ADG
- List of Furthest Airports from ADG
- 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 Lenawee County Airport (ADG), Adrian, Michigan, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 922 miles (or 1,483 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 Lenawee County 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: | ADG / KADG |
Airport Name: | Lenawee County Airport |
Location: | Adrian, Michigan, United States |
GPS Coordinates: | 41°52'4"N by 84°4'37"W |
Operator/Owner: | Lenawee County |
Airport Type: | Public |
Elevation: | 798 feet (243 meters) |
# of Runways: | 2 |
View all routes: | Routes from ADG |
More Information: | ADG 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 Lenawee County Airport (ADG):
- Lenawee County Airport is a county-owned public-use airport located three miles southwest of the central business district of Adrian, a city in Lenawee County, Michigan, United States.
- Because of Lenawee County Airport's relatively low elevation of 798 feet, planes can take off or land at Lenawee County 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 Lenawee County Airport (ADG) is Margaret River Airport (MGV), which is located 11,260 miles (18,121 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Lenawee County Airport (ADG) is Toledo Express Airport (TOL), which is located 24 miles (38 kilometers) SE of ADG.
- Lenawee County Airport (ADG) has 2 runways.
Facts about Henry Post Army Airfield (FSI):
- Post Field served as a base for flight training for the Air Service.
- 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.
- 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.
- After returning from combat duty in France, a cadre of the 135th Aero Squadron ) was assigned to Post Field as an observation squadron, supplying aircraft for the United States Army Field Artillery School at Fort Sill and supported Army units at Fort Leavenworth, Kansas.
- 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 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.