Nonstop flight route between Fort Sill, Oklahoma, United States and St. John's, Antigua, Antigua and Barbuda:
Departure Airport:

Arrival Airport:

Distance from FSI to ANU:
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- About this route
- FSI Airport Information
- ANU Airport Information
- Facts about FSI
- Facts about ANU
- 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 ANU
- List of Nearest Airports to ANU
- Map of Furthest Airports from ANU
- List of Furthest Airports from ANU
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and V. C. Bird International Airport (ANU), St. John's, Antigua, Antigua and Barbuda would travel a Great Circle distance of 2,557 miles (or 4,115 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 V. C. Bird 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 V. C. Bird 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: | ANU / TAPA |
Airport Name: | V. C. Bird International Airport |
Location: | St. John's, Antigua, Antigua and Barbuda |
GPS Coordinates: | 17°8'12"N by 61°47'35"W |
Operator/Owner: | Antigua and Barbuda Millennium Airport Corporation |
Airport Type: | Public |
Elevation: | 62 feet (19 meters) |
# of Runways: | 1 |
View all routes: | Routes from ANU |
More Information: | ANU Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- 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.
- Henry Post Army Airfield is a military use airport located at Fort Sill in Comanche County, Oklahoma, United States.
- 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.
- 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.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- 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 Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
Facts about V. C. Bird International Airport (ANU):
- The furthest airport from V. C. Bird International Airport (ANU) is Port Hedland International Airport (PHE), which is nearly antipodal to V. C. Bird International Airport (meaning V. C. Bird International Airport is almost on the exact opposite side of the Earth from Port Hedland International Airport), and is located 12,211 miles (19,652 kilometers) away in Port Hedland, Western Australia, Australia.
- The V.C Bird International Airport is currently in the process of constructing a new Airport Terminal.
- The closest airport to V. C. Bird International Airport (ANU) is Barbuda Codrington Airport (BBQ), which is located 35 miles (56 kilometers) N of ANU.
- The airport originally was operated by the United States Army Air Forces.
- Because of V. C. Bird International Airport's relatively low elevation of 62 feet, planes can take off or land at V. C. Bird 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.
- V. C. Bird International Airport (ANU) currently has only 1 runway.