Nonstop flight route between Indiana, Pennsylvania, United States and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from IDI to FSI:
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- About this route
- IDI Airport Information
- FSI Airport Information
- Facts about IDI
- Facts about FSI
- Map of Nearest Airports to IDI
- List of Nearest Airports to IDI
- Map of Furthest Airports from IDI
- List of Furthest Airports from IDI
- 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 Indiana County-Jimmy Stewart Airport (IDI), Indiana, Pennsylvania, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 1,131 miles (or 1,820 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 Indiana County-Jimmy Stewart 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: | IDI / KIDI |
Airport Names: |
|
Location: | Indiana, Pennsylvania, United States |
GPS Coordinates: | 40°37'55"N by 79°6'20"W |
Operator/Owner: | Indiana County, Pennsylvania |
Airport Type: | Public |
Elevation: | 1405 feet (428 meters) |
# of Runways: | 1 |
View all routes: | Routes from IDI |
More Information: | IDI 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 Indiana County-Jimmy Stewart Airport (IDI):
- The Indiana County Airport Authority has received approval and funding for a new runway 5500 X 100 feet and will allow the installation of an Instrument Landing System.
- In addition to being known as "Indiana County-Jimmy Stewart Airport", another name for IDI is "Indiana County Airport (Jimmy Stewart Field)".
- The furthest airport from Indiana County-Jimmy Stewart Airport (IDI) is Margaret River Airport (MGV), which is located 11,531 miles (18,557 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Indiana County-Jimmy Stewart Airport (IDI) is John Murtha Johnstown–Cambria County Airport (JST), which is located 26 miles (42 kilometers) SSE of IDI.
- Indiana County-Jimmy Stewart Airport (IDI) currently has only 1 runway.
Facts about Henry Post Army Airfield (FSI):
- 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 is a military use airport located at Fort Sill in Comanche County, Oklahoma, United States.
- 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.
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- 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.