Nonstop flight route between Fort Sill, Oklahoma, United States and Lelystad, Netherlands:
Departure Airport:

Arrival Airport:

Distance from FSI to LEY:
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- About this route
- FSI Airport Information
- LEY Airport Information
- Facts about FSI
- Facts about LEY
- 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 LEY
- List of Nearest Airports to LEY
- Map of Furthest Airports from LEY
- List of Furthest Airports from LEY
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Lelystad Airport (LEY), Lelystad, Netherlands would travel a Great Circle distance of 4,886 miles (or 7,864 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 Lelystad 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 Lelystad 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: | LEY / EHLE |
Airport Name: | Lelystad Airport |
Location: | Lelystad, Netherlands |
GPS Coordinates: | 52°27'37"N by 5°31'37"E |
Operator/Owner: | Schiphol Group |
Airport Type: | Public |
Elevation: | -12 feet (-4 meters) |
# of Runways: | 2 |
View all routes: | Routes from LEY |
More Information: | LEY Maps & Info |
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.
- 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.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.
- After returning from combat duty in France, a cadre of the 135th Aero Squadron ) was assigned to Post Field as an observation squadron, supplying aircraft for the United States Army Field Artillery School at Fort Sill and supported Army units at Fort Leavenworth, Kansas.
Facts about Lelystad Airport (LEY):
- The furthest airport from Lelystad Airport (LEY) is Chatham Islands (CHT), which is located 11,832 miles (19,042 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- An expansion of the airport is planned which would allow mainly budget airlines, holiday charters and regional airlines using aircraft such as the Boeing 737 and the Airbus A320 series to operate from Lelystad.
- Lelystad Airport is an airport 3.5 NM south southeast of the city of Lelystad in the Netherlands.
- Lelystad Airport (LEY) has 2 runways.
- The closest airport to Lelystad Airport (LEY) is Amsterdam Airport Schiphol (AMS), which is located 34 miles (54 kilometers) WSW of LEY.
- Because of Lelystad Airport's relatively low elevation of -12 feet, planes can take off or land at Lelystad 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.
- Because of the museum, various aviation events are frequently held at the airport.