Nonstop flight route between Uummannaq, Greenland and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from UMD to FSI:
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- About this route
- UMD Airport Information
- FSI Airport Information
- Facts about UMD
- Facts about FSI
- Map of Nearest Airports to UMD
- List of Nearest Airports to UMD
- Map of Furthest Airports from UMD
- List of Furthest Airports from UMD
- 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 Uummannaq Heliport (UMD), Uummannaq, Greenland and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 3,010 miles (or 4,844 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 large distance between Uummannaq Heliport and Henry Post Army Airfield, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Uummannaq Heliport and Henry Post Army Airfield. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | UMD / BGUM |
Airport Name: | Uummannaq Heliport |
Location: | Uummannaq, Greenland |
GPS Coordinates: | 70°40'46"N by 52°7'1"W |
Area Served: | Uummannaq, Greenland |
Operator/Owner: | Mittarfeqarfiit |
Airport Type: | Public |
Elevation: | 50 feet (15 meters) |
View all routes: | Routes from UMD |
More Information: | UMD 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 Uummannaq Heliport (UMD):
- The closest airport to Uummannaq Heliport (UMD) is Qaarsut Airport (JQA), which is located only 14 miles (22 kilometers) WNW of UMD.
- Because of Uummannaq Heliport's relatively low elevation of 50 feet, planes can take off or land at Uummannaq Heliport 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.
- Neighboring Qaarsut Airport, located on Nuussuaq Peninsula on the other side of the Uummannaq fjord is the only daily connection available from Uummannaq, serving Dash-7 aircraft of Air Greenland.
- The furthest airport from Uummannaq Heliport (UMD) is Hobart International Airport (HBA), which is located 10,397 miles (16,732 kilometers) away in Hobart, Tasmania, Australia.
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.
- Henry Post Army Airfield is a military use airport located at Fort Sill in Comanche County, Oklahoma, United States.
- 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- Henry Post Army Airfield (FSI) currently has only 1 runway.