Nonstop flight route between Læsø, Denmark and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from BYR to FSI:
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- About this route
- BYR Airport Information
- FSI Airport Information
- Facts about BYR
- Facts about FSI
- Map of Nearest Airports to BYR
- List of Nearest Airports to BYR
- Map of Furthest Airports from BYR
- List of Furthest Airports from BYR
- 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 Laesoe Airfield (BYR), Læsø, Denmark and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 4,885 miles (or 7,861 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 Laesoe Airfield 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 Laesoe Airfield 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: | BYR / EKLS |
Airport Names: |
|
Location: | Læsø, Denmark |
GPS Coordinates: | 57°16'36"N by 10°59'58"E |
Area Served: | Læsø |
Operator/Owner: | Læsø Kommune |
Airport Type: | Public |
Elevation: | 25 feet (8 meters) |
# of Runways: | 1 |
View all routes: | Routes from BYR |
More Information: | BYR 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 Laesoe Airfield (BYR):
- Laesoe Airfield (BYR) currently has only 1 runway.
- The closest airport to Laesoe Airfield (BYR) is Sindal Airport (CNL), which is located 33 miles (53 kilometers) WNW of BYR.
- Because of Laesoe Airfield's relatively low elevation of 25 feet, planes can take off or land at Laesoe Airfield 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.
- In addition to being known as "Laesoe Airfield", another name for BYR is "Læsø Flyveplads".
- The furthest airport from Laesoe Airfield (BYR) is Chatham Islands (CHT), which is located 11,452 miles (18,430 kilometers) away in Waitangi, Chatham Islands, New Zealand.
Facts about Henry Post Army Airfield (FSI):
- 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 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.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- 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.
- The Fort Sill Army Radar Approach Control is the Army's Second busiest Air Traffic Control Facility, providing Radar Approach Control service to Henry Post Army Air Field, Lawton/Fort Sill Regional Airport, Duncan/Haliburton Airport and many smaller airports in the area.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.