Nonstop flight route between Mercedes, Corrientes, Argentina and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from MDX to FSI:
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- About this route
- MDX Airport Information
- FSI Airport Information
- Facts about MDX
- Facts about FSI
- Map of Nearest Airports to MDX
- List of Nearest Airports to MDX
- Map of Furthest Airports from MDX
- List of Furthest Airports from MDX
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
About this route:
A direct, nonstop flight between Mercedes Airport (MDX), Mercedes, Corrientes, Argentina and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 5,136 miles (or 8,266 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 Mercedes Airport and Henry Post Army Airfield, 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 Mercedes Airport and Henry Post Army Airfield. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MDX / SATM |
Airport Names: |
|
Location: | Mercedes, Corrientes, Argentina |
GPS Coordinates: | 29°13'8"S by 58°5'13"W |
Area Served: | Mercedes |
Airport Type: | Public |
Elevation: | 351 feet (107 meters) |
# of Runways: | 1 |
View all routes: | Routes from MDX |
More Information: | MDX Maps & Info |
Arrival 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 |
Facts about Mercedes Airport (MDX):
- The furthest airport from Mercedes Airport (MDX) is Ningbo Lishe International Airport (NGB), which is nearly antipodal to Mercedes Airport (meaning Mercedes Airport is almost on the exact opposite side of the Earth from Ningbo Lishe International Airport), and is located 12,387 miles (19,935 kilometers) away in Ningbo, Zhejiang, China.
- In addition to being known as "Mercedes Airport", other names for MDX include "Mercedes Airport (Mercedes)" and "Aeropuerto Mercedes".
- Because of Mercedes Airport's relatively low elevation of 351 feet, planes can take off or land at Mercedes 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.
- Mercedes Airport (MDX) currently has only 1 runway.
- The closest airport to Mercedes Airport (MDX) is Curuzú Cuatiá Airport (UZU), which is located 39 miles (62 kilometers) S of MDX.
Facts about Henry Post Army Airfield (FSI):
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- 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.
- 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 end of World War I, in October 1919 Post Field was deactivated as an active duty airfield in accordance with sharply reduced military budgets, and a small caretaker unit was assigned to the facility for administrative reasons to support the balloon school/company.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- 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.