Nonstop flight route between Fort Sill, Oklahoma, United States and Shetland, Scotland, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from FSI to LSI:
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- About this route
- FSI Airport Information
- LSI Airport Information
- Facts about FSI
- Facts about LSI
- 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 LSI
- List of Nearest Airports to LSI
- Map of Furthest Airports from LSI
- List of Furthest Airports from LSI
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Sumburgh Airport (LSI), Shetland, Scotland, United Kingdom would travel a Great Circle distance of 4,412 miles (or 7,100 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 Henry Post Army Airfield and Sumburgh Airport, 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 Henry Post Army Airfield and Sumburgh Airport. You'll see that it will travel the same route of the red line on this map!
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: | LSI / EGPB |
Airport Name: | Sumburgh Airport |
Location: | Shetland, Scotland, United Kingdom |
GPS Coordinates: | 59°52'53"N by 1°17'38"W |
Area Served: | Shetland |
Airport Type: | Public |
Elevation: | 21 feet (6 meters) |
# of Runways: | 2 |
View all routes: | Routes from LSI |
More Information: | LSI Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Post Field served as a base for flight training for the Air Service.
- 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 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 AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
Facts about Sumburgh Airport (LSI):
- Because of Sumburgh Airport's relatively low elevation of 21 feet, planes can take off or land at Sumburgh 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.
- Sumburgh Airport (LSI) has 2 runways.
- HIAL receives subsidies from the Scottish Ministers in accordance with Section 34 of the Civil Aviation Act 1982 and is sponsored by the Transport Directorate which is one of the Finance and Sustainable Growth Directorates of the Scottish Government.
- The closest airport to Sumburgh Airport (LSI) is Tingwall Airport (LWK), which is located 22 miles (35 kilometers) N of LSI.
- The former RAF Sumburgh airfield had two runways, the longest being 800 yd, and the shorter running a length of 600 yd from shore-line to shore-line.
- The furthest airport from Sumburgh Airport (LSI) is Ryan's Creek Aerodrome (SZS), which is located 11,442 miles (18,414 kilometers) away in Stewart Island, New Zealand.