Nonstop flight route between Fort Sill, Oklahoma, United States and Girona, Spain:
Departure Airport:

Arrival Airport:

Distance from FSI to GRO:
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- About this route
- FSI Airport Information
- GRO Airport Information
- Facts about FSI
- Facts about GRO
- 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 GRO
- List of Nearest Airports to GRO
- Map of Furthest Airports from GRO
- List of Furthest Airports from GRO
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (GRO), Girona, Spain would travel a Great Circle distance of 5,172 miles (or 8,324 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 Girona–Costa Brava Airport Aeroport de Girona-Costa Brava, 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 Girona–Costa Brava Airport Aeroport de Girona-Costa Brava. 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: | GRO / LEGE |
Airport Name: | Girona–Costa Brava Airport Aeroport de Girona-Costa Brava |
Location: | Girona, Spain |
GPS Coordinates: | 41°54'2"N by 2°45'38"E |
Area Served: | Girona, the Costa Brava and Barcelona, Spain |
Operator/Owner: | Aeropuertos Españoles y Navegación Aérea (AENA) |
Airport Type: | Public |
Elevation: | 469 feet (143 meters) |
# of Runways: | 1 |
View all routes: | Routes from GRO |
More Information: | GRO Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- The first Army aviation at Fort Sill began on 26 July 1915 when eight Curtiss JN-3 airplanes of the 1st Aero Squadron arrived from Rockwell Field, California.
- 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.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- 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 Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (GRO):
- The airport was built in 1965, but passenger traffic was modest.
- The furthest airport from Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (GRO) is Chatham Islands (CHT), which is nearly antipodal to Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (meaning Girona–Costa Brava Airport Aeroport de Girona-Costa Brava is almost on the exact opposite side of the Earth from Chatham Islands), and is located 12,299 miles (19,793 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- The early 2000s saw passenger numbers grow spectacularly after Ryanair chose Girona as one of its European hubs.
- The closest main line railway station to the airport is in Girona.
- Because of Girona–Costa Brava Airport Aeroport de Girona-Costa Brava's relatively low elevation of 469 feet, planes can take off or land at Girona–Costa Brava Airport Aeroport de Girona-Costa Brava 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.
- Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (GRO) currently has only 1 runway.
- Girona–Costa Brava Airport Aeroport de Girona-Costa Brava handled 2,736,867 passengers last year.
- The closest airport to Girona–Costa Brava Airport Aeroport de Girona-Costa Brava (GRO) is Sabadell Airport (QSA), which is located 43 miles (69 kilometers) SW of GRO.