Nonstop flight route between Fort Sill, Oklahoma, United States and Montrose, Colorado, United States:
Departure Airport:

Arrival Airport:

Distance from FSI to MTJ:
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- About this route
- FSI Airport Information
- MTJ Airport Information
- Facts about FSI
- Facts about MTJ
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
- Map of Nearest Airports to MTJ
- List of Nearest Airports to MTJ
- Map of Furthest Airports from MTJ
- List of Furthest Airports from MTJ
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Montrose Regional Airport (MTJ), Montrose, Colorado, United States would travel a Great Circle distance of 590 miles (or 949 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 Henry Post Army Airfield and Montrose Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure 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 |
Arrival Airport Information:
IATA / ICAO Codes: | MTJ / KMTJ |
Airport Name: | Montrose Regional Airport |
Location: | Montrose, Colorado, United States |
GPS Coordinates: | 38°30'35"N by 107°53'39"W |
Operator/Owner: | Montrose County |
Airport Type: | Public |
Elevation: | 5759 feet (1,755 meters) |
# of Runways: | 2 |
View all routes: | Routes from MTJ |
More Information: | MTJ Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Post Field served as a base for flight training for the Air Service.
- 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.
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- 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 field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
Facts about Montrose Regional Airport (MTJ):
- The furthest airport from Montrose Regional Airport (MTJ) is Sir Gaëtan Duval Airport (RRG), which is located 11,040 miles (17,766 kilometers) away in Rodrigues Island, Mauritius.
- The closest airport to Montrose Regional Airport (MTJ) is Telluride Regional Airport (TEX), which is located 38 miles (62 kilometers) S of MTJ.
- Montrose Regional Airport (MTJ) has 2 runways.
- Monarch Airlines started flying to Montrose in the 1940s.
- Because of Montrose Regional Airport's high elevation of 5,759 feet, planes must typically fly at a faster airspeed in order to takeoff or land at MTJ. Combined with a high temperature, this could make MTJ a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- The airport is seasonal—many flights operate from MTJ only during the winter.