Nonstop flight route between Fort Sill, Oklahoma, United States and Kos Island, Greece:
Departure Airport:

Arrival Airport:

Distance from FSI to KGS:
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- About this route
- FSI Airport Information
- KGS Airport Information
- Facts about FSI
- Facts about KGS
- 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 KGS
- List of Nearest Airports to KGS
- Map of Furthest Airports from KGS
- List of Furthest Airports from KGS
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Kos Island International Airport, Hippocrates (KGS), Kos Island, Greece would travel a Great Circle distance of 6,385 miles (or 10,275 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 Kos Island International Airport, Hippocrates, 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 Kos Island International Airport, Hippocrates. 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: | KGS / LGKO |
Airport Names: |
|
Location: | Kos Island, Greece |
GPS Coordinates: | 36°47'36"N by 27°5'30"E |
Area Served: | Kos Island |
Operator/Owner: | Hellenic Civil Aviation Authority |
Airport Type: | Public |
Elevation: | 409 feet (125 meters) |
# of Runways: | 1 |
View all routes: | Routes from KGS |
More Information: | KGS Maps & Info |
Facts about Henry Post Army Airfield (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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- 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.
- 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.
Facts about Kos Island International Airport, Hippocrates (KGS):
- The furthest airport from Kos Island International Airport, Hippocrates (KGS) is Rurutu Airport (RUR), which is located 11,440 miles (18,411 kilometers) away in Rurutu, French Polynesia.
- In addition to being known as "Kos Island International Airport, Hippocrates", another name for KGS is "Κρατικός Αερολιμένας Κω, Ιπποκράτης".
- Because of Kos Island International Airport, Hippocrates's relatively low elevation of 409 feet, planes can take off or land at Kos Island International Airport, Hippocrates 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.
- The closest airport to Kos Island International Airport, Hippocrates (KGS) is Leros Municipal Airport (LRS), which is located 31 miles (51 kilometers) NNW of KGS.
- Kos Island International Airport, Hippocrates (KGS) currently has only 1 runway.