Nonstop flight route between Sand Island, Midway Atoll, United States and Great Falls, Montana, United States:
Departure Airport:

Arrival Airport:

Distance from MDY to GFA:
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- About this route
- MDY Airport Information
- GFA Airport Information
- Facts about MDY
- Facts about GFA
- Map of Nearest Airports to MDY
- List of Nearest Airports to MDY
- Map of Furthest Airports from MDY
- List of Furthest Airports from MDY
- Map of Nearest Airports to GFA
- List of Nearest Airports to GFA
- Map of Furthest Airports from GFA
- List of Furthest Airports from GFA
About this route:
A direct, nonstop flight between Henderson Field (MDY), Sand Island, Midway Atoll, United States and Malmstrom Air Force Base (GFA), Great Falls, Montana, United States would travel a Great Circle distance of 3,726 miles (or 5,997 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 Henderson Field and Malmstrom Air Force Base, 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 Henderson Field and Malmstrom Air Force Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MDY / PMDY |
Airport Name: | Henderson Field |
Location: | Sand Island, Midway Atoll, United States |
GPS Coordinates: | 28°12'5"N by 177°22'53"W |
Area Served: | Midway Atoll |
Operator/Owner: | U.S. Dept. of the Interior Fish and Wildlife Service |
Airport Type: | Public |
Elevation: | 18 feet (5 meters) |
# of Runways: | 1 |
View all routes: | Routes from MDY |
More Information: | MDY Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | GFA / KGFA |
Airport Names: |
|
Location: | Great Falls, Montana, United States |
GPS Coordinates: | 47°30'16"N by 111°11'13"W |
View all routes: | Routes from GFA |
More Information: | GFA Maps & Info |
Facts about Henderson Field (MDY):
- Henderson Field (MDY) currently has only 1 runway.
- The closest airport to Henderson Field (MDY) is Johnston Atoll Airport (JON), which is located 937 miles (1,508 kilometers) SE of MDY.
- Henderson Field is a public airport located on Sand Island in Midway Atoll, an unincorporated territory of the United States.
- Because of Henderson Field's relatively low elevation of 18 feet, planes can take off or land at Henderson Field 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.
- The furthest airport from Henderson Field (MDY) is Lüderitz Airport (LUD), which is located 11,656 miles (18,759 kilometers) away in Luderitz, Namibia.
- The airfield was previously served by Aloha Airlines with scheduled weekly charter flghts to and from Honolulu utilizing a Boeing 737-200 jetliner.
Facts about Malmstrom Air Force Base (GFA):
- The 801st Radar Squadron was inactivated on 31 December 1969 due to budget reductions.
- In addition to being known as "Malmstrom Air Force Base", another name for GFA is "Malmstrom AFB".
- Tensions between the United States and the Soviet Union increased dramatically when the Soviet Union closed all land travel between the western occupation sectors of Germany and the American, French and British sectors of Berlin.
- The furthest airport from Malmstrom Air Force Base (GFA) is Sir Gaëtan Duval Airport (RRG), which is located 10,495 miles (16,891 kilometers) away in Rodrigues Island, Mauritius.
- On 21 August 1954 the 407th SFW Vice Commander, Colonel Einar Axel Malmstrom, died when his T-33 Shooting Star trainer crashed approximately one mile west of the Great Falls Municipal Airport.
- This included one of the greatest technology transfers in the history of the world.
- In 1957, under the control of the 801st Aircraft Control and Warning Squadron, the Malmstrom AFB radar station became operational with AN/FPS-20 search and AN/FPS-6 height-finder radars.
- The closest airport to Malmstrom Air Force Base (GFA) is Great Falls International Airport (GTF), which is located only 9 miles (14 kilometers) W of GFA.