Nonstop flight route between Fort Sill, Oklahoma, United States and Arica, Chile:
Departure Airport:

Arrival Airport:

Distance from FSI to ARI:
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- About this route
- FSI Airport Information
- ARI Airport Information
- Facts about FSI
- Facts about ARI
- 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 ARI
- List of Nearest Airports to ARI
- Map of Furthest Airports from ARI
- List of Furthest Airports from ARI
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Chacalluta International Airport (ARI), Arica, Chile would travel a Great Circle distance of 4,100 miles (or 6,598 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 Chacalluta International 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 Chacalluta International 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: | ARI / SCAR |
Airport Names: |
|
Location: | Arica, Chile |
GPS Coordinates: | 18°20'53"S by 70°20'18"W |
Area Served: | Arica, Arica Province, Arica y Parinacota Region, Chile |
Airport Type: | Public |
Elevation: | 167 feet (51 meters) |
# of Runways: | 1 |
View all routes: | Routes from ARI |
More Information: | ARI Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- 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 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.
Facts about Chacalluta International Airport (ARI):
- In addition to being known as "Chacalluta International Airport", another name for ARI is "Aeródromo de Chacalluta Arica".
- Chacalluta International Airport (ARI) currently has only 1 runway.
- Because of Chacalluta International Airport's relatively low elevation of 167 feet, planes can take off or land at Chacalluta International 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.
- The closest airport to Chacalluta International Airport (ARI) is Chacalluta International Airport (ACM), which is located only 0 mile (0 kilometer) N of ARI.
- The furthest airport from Chacalluta International Airport (ARI) is Sanya Phoenix International Airport (SYX), which is nearly antipodal to Chacalluta International Airport (meaning Chacalluta International Airport is almost on the exact opposite side of the Earth from Sanya Phoenix International Airport), and is located 12,420 miles (19,988 kilometers) away in Sanya, Hainan, China.