Nonstop flight route between Avon Park, Florida, United States and Fort Sill, Oklahoma, United States:
Departure Airport:

Arrival Airport:

Distance from AVO to FSI:
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- About this route
- AVO Airport Information
- FSI Airport Information
- Facts about AVO
- Facts about FSI
- Map of Nearest Airports to AVO
- List of Nearest Airports to AVO
- Map of Furthest Airports from AVO
- List of Furthest Airports from AVO
- 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 Avon Park Executive Airport (AVO), Avon Park, Florida, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 1,109 miles (or 1,784 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 Avon Park Executive Airport and Henry Post Army Airfield, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | AVO / KAVO |
Airport Name: | Avon Park Executive Airport |
Location: | Avon Park, Florida, United States |
GPS Coordinates: | 27°35'29"N by 81°31'44"W |
Area Served: | Avon Park, Florida |
Operator/Owner: | City of Avon Park |
Airport Type: | Public |
Elevation: | 160 feet (49 meters) |
# of Runways: | 2 |
View all routes: | Routes from AVO |
More Information: | AVO 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 Avon Park Executive Airport (AVO):
- Because of Avon Park Executive Airport's relatively low elevation of 160 feet, planes can take off or land at Avon Park Executive 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.
- According to the FAA's National Plan of Integrated Airport Systems for 2009–2013, it is categorized as a general aviation airport.
- Training Command inactivated the military flying school on 16 October 1944 as part of the drawdown of AAFTC's pilot training program.
- Avon Park Executive Airport (AVO) has 2 runways.
- The closest airport to Avon Park Executive Airport (AVO) is Sebring Regional Airport (SEF), which is located only 15 miles (24 kilometers) SE of AVO.
- The furthest airport from Avon Park Executive Airport (AVO) is Shark Bay Airport (MJK), which is located 11,498 miles (18,504 kilometers) away in Monkey Mia, Western Australia, Australia.
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.
- Henry Post Army Airfield was the first home of all Army Aviation Training after World War II before moving to Fort Rucker, Alabama in 1954.
- 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.
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- 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.
- 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.
- Air Service/Corps units assigned to Post Field between 1919 and 1941