Nonstop flight route between Marshfield, Wisconsin, United States and Attu Island, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from MFI to ATU:
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- About this route
- MFI Airport Information
- ATU Airport Information
- Facts about MFI
- Facts about ATU
- Map of Nearest Airports to MFI
- List of Nearest Airports to MFI
- Map of Furthest Airports from MFI
- List of Furthest Airports from MFI
- Map of Nearest Airports to ATU
- List of Nearest Airports to ATU
- Map of Furthest Airports from ATU
- List of Furthest Airports from ATU
About this route:
A direct, nonstop flight between Marshfield Municipal Airport (MFI), Marshfield, Wisconsin, United States and Casco Cove Coast Guard Station (ATU), Attu Island, Alaska, United States would travel a Great Circle distance of 4,099 miles (or 6,596 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 Marshfield Municipal Airport and Casco Cove Coast Guard Station, 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 Marshfield Municipal Airport and Casco Cove Coast Guard Station. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MFI / KMFI |
Airport Name: | Marshfield Municipal Airport |
Location: | Marshfield, Wisconsin, United States |
GPS Coordinates: | 44°38'12"N by 90°11'21"W |
Area Served: | Marshfield, Wisconsin |
Operator/Owner: | City of Marshfield |
Airport Type: | Public |
Elevation: | 1278 feet (390 meters) |
# of Runways: | 2 |
View all routes: | Routes from MFI |
More Information: | MFI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ATU / PAAT |
Airport Names: |
|
Location: | Attu Island, Alaska, United States |
GPS Coordinates: | 52°49'57"N by 173°10'32"E |
Operator/Owner: | U.S. Coast Guard 17th Dist. |
Airport Type: | Private use |
Elevation: | 88 feet (27 meters) |
# of Runways: | 1 |
View all routes: | Routes from ATU |
More Information: | ATU Maps & Info |
Facts about Marshfield Municipal Airport (MFI):
- The closest airport to Marshfield Municipal Airport (MFI) is South Wood County Airport (ISW), which is located 26 miles (41 kilometers) SE of MFI.
- The furthest airport from Marshfield Municipal Airport (MFI) is Margaret River Airport (MGV), which is located 10,904 miles (17,549 kilometers) away in Margaret River, Western Australia, Australia.
- Marshfield Municipal Airport (MFI) has 2 runways.
- There are two non-directional beacons associated with the airport.
Facts about Casco Cove Coast Guard Station (ATU):
- Because of Casco Cove Coast Guard Station's relatively low elevation of 88 feet, planes can take off or land at Casco Cove Coast Guard Station 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.
- Casco Cove Coast Guard Station (ATU) currently has only 1 runway.
- In addition to being known as "Casco Cove Coast Guard Station", other names for ATU include "LORAN Station Attu" and "(former Naval Air Facility Attu)".
- The furthest airport from Casco Cove Coast Guard Station (ATU) is Cape Town International Airport (CPT), which is located 10,631 miles (17,109 kilometers) away in Cape Town, South Africa.
- Casco Cove is one of the most isolated and remote airports in the United States.
- The closest airport to Casco Cove Coast Guard Station (ATU) is Eareckson Air Station (SYA), which is located 40 miles (65 kilometers) ESE of ATU.
- The Casco Cove Airport was a LORAN navigation station operated by the United States Coast Guard.