Nonstop flight route between Crestview, Florida, United States and Alma, Michigan, United States:
Departure Airport:

Arrival Airport:

Distance from EGI to AMN:
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- About this route
- EGI Airport Information
- AMN Airport Information
- Facts about EGI
- Facts about AMN
- Map of Nearest Airports to EGI
- List of Nearest Airports to EGI
- Map of Furthest Airports from EGI
- List of Furthest Airports from EGI
- Map of Nearest Airports to AMN
- List of Nearest Airports to AMN
- Map of Furthest Airports from AMN
- List of Furthest Airports from AMN
About this route:
A direct, nonstop flight between Duke FieldEglin Air Force Auxiliary Field #3 (EGI), Crestview, Florida, United States and Gratiot Community Airport (AMN), Alma, Michigan, United States would travel a Great Circle distance of 881 miles (or 1,418 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 Duke FieldEglin Air Force Auxiliary Field #3 and Gratiot Community Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | EGI / KEGI |
Airport Names: |
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Location: | Crestview, Florida, United States |
GPS Coordinates: | 30°39'1"N by 86°31'22"W |
View all routes: | Routes from EGI |
More Information: | EGI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | AMN / KAMN |
Airport Name: | Gratiot Community Airport |
Location: | Alma, Michigan, United States |
GPS Coordinates: | 43°19'19"N by 84°41'17"W |
Area Served: | Alma, Michigan |
Operator/Owner: | City of Alma & County of Gratiot |
Airport Type: | Public |
Elevation: | 754 feet (230 meters) |
# of Runways: | 2 |
View all routes: | Routes from AMN |
More Information: | AMN Maps & Info |
Facts about Duke FieldEglin Air Force Auxiliary Field #3 (EGI):
- Duke Field was one of the first auxiliary fields built on the Eglin Field / Eglin AFB complex.
- In addition to being known as "Duke FieldEglin Air Force Auxiliary Field #3", another name for EGI is "Duke Field".
- The closest airport to Duke FieldEglin Air Force Auxiliary Field #3 (EGI) is Bob Sikes Airport (CEW), which is located only 9 miles (14 kilometers) N of EGI.
- In 1960 and 1961, in preparation for the Bay of Pigs Invasion, Duke Field was host to 'sanitized' Douglas C-54s and Curtiss C-46s used for transporting personnel, armaments and supplies between US bases such as Homestead AFB and Opa-locka Airport and CIA-run bases in Guatemala and latterly Nicaragua.
- Although technically part of the larger nearby Eglin Air Force Base complex, today Duke Field is essentially a small air force base in its own right.
- The furthest airport from Duke FieldEglin Air Force Auxiliary Field #3 (EGI) is Shark Bay Airport (MJK), which is located 11,172 miles (17,980 kilometers) away in Monkey Mia, Western Australia, Australia.
- With the conversion of the 919th Tactical Airlift Group in 1971 to the 919th Special Operations Group as the only Air Force Reserve AC-130 Spectre gunship unit on 1 July 1975, nearly $6.7 million in new construction was programmed at Duke Field through Fiscal Year 1976.
- In 1980, Duke Field was also one of the fields used in training for Operation Credible Sport, an initiative to prepare for a second rescue attempt of American hostages held in Iran using C-130 aircraft modified with multiple rocket engines for extremely short landings and takeoffs.
Facts about Gratiot Community Airport (AMN):
- The furthest airport from Gratiot Community Airport (AMN) is Margaret River Airport (MGV), which is located 11,192 miles (18,011 kilometers) away in Margaret River, Western Australia, Australia.
- Gratiot Community Airport (AMN) has 2 runways.
- For the 12-month period ending December 31, 2007, the airport had 9,500 general aviation aircraft operations, an average of 26 per day.
- The airport is staffed between 8am and 6pm.
- The closest airport to Gratiot Community Airport (AMN) is Mount Pleasant Municipal Airport (MOP), which is located 21 miles (34 kilometers) N of AMN.
- Because of Gratiot Community Airport's relatively low elevation of 754 feet, planes can take off or land at Gratiot Community 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.