Nonstop flight route between Fort Sill, Oklahoma, United States and Winona, Minnesota, United States:
Departure Airport:

Arrival Airport:

Distance from FSI to ONA:
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- About this route
- FSI Airport Information
- ONA Airport Information
- Facts about FSI
- Facts about ONA
- 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 ONA
- List of Nearest Airports to ONA
- Map of Furthest Airports from ONA
- List of Furthest Airports from ONA
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Winona Municipal Airport (ONA), Winona, Minnesota, United States would travel a Great Circle distance of 742 miles (or 1,195 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 relatively short distance between Henry Post Army Airfield and Winona Municipal Airport, the route shown on this map most likely still appears to be a straight line.
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: | ONA / KONA |
Airport Names: |
|
Location: | Winona, Minnesota, United States |
GPS Coordinates: | 44°4'37"N by 91°42'29"W |
Operator/Owner: | City of Winona |
Airport Type: | Public |
Elevation: | 656 feet (200 meters) |
# of Runways: | 2 |
View all routes: | Routes from ONA |
More Information: | ONA Maps & Info |
Facts about Henry Post Army Airfield (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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- 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.
- 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.
- 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.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.
Facts about Winona Municipal Airport (ONA):
- The furthest airport from Winona Municipal Airport (ONA) is Margaret River Airport (MGV), which is located 10,846 miles (17,454 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Winona Municipal Airport's relatively low elevation of 656 feet, planes can take off or land at Winona Municipal 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.
- Winona Municipal Airport (ONA) has 2 runways.
- In addition to being known as "Winona Municipal Airport", another name for ONA is "Max Conrad Field".
- The closest airport to Winona Municipal Airport (ONA) is La Crosse Regional Airport (LSE), which is located 26 miles (42 kilometers) ESE of ONA.