Nonstop flight route between Fort Sill, Oklahoma, United States and Allahabad, India:
Departure Airport:

Arrival Airport:

Distance from FSI to IXD:
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- About this route
- FSI Airport Information
- IXD Airport Information
- Facts about FSI
- Facts about IXD
- 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 IXD
- List of Nearest Airports to IXD
- Map of Furthest Airports from IXD
- List of Furthest Airports from IXD
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Allahabad Airport (IXD), Allahabad, India would travel a Great Circle distance of 8,285 miles (or 13,333 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 Allahabad 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 Allahabad 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: | IXD / VIAL |
Airport Names: |
|
Location: | Allahabad, India |
GPS Coordinates: | 25°26'24"N by 81°44'2"E |
Area Served: | Allahabad |
Operator/Owner: | Indian Air Force |
Airport Type: | Military/Public (Domestic Airport) |
Elevation: | 322 feet (98 meters) |
# of Runways: | 2 |
View all routes: | Routes from IXD |
More Information: | IXD 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 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.
- 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.
- 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.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
Facts about Allahabad Airport (IXD):
- Allahabad Airport (IXD) has 2 runways.
- Allahabad airport's area is 1 Acre, terminal's capacity being 65, for both arrival and departure.
- In addition to being known as "Allahabad Airport", other names for IXD include "इलाहाबाद एयरपोर्ट" and "Bamrauli Airport".
- The furthest airport from Allahabad Airport (IXD) is Mataveri International Airport (IPC), which is located 11,736 miles (18,887 kilometers) away in Easter Island, Chile.
- Because of Allahabad Airport's relatively low elevation of 322 feet, planes can take off or land at Allahabad 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.
- There is constant effort by aviation ministry to extend and upgrade the Allahabad airport.
- The closest airport to Allahabad Airport (IXD) is Lal Bahadur Shastri Airport (VNS), which is located 70 miles (113 kilometers) E of IXD.