Nonstop flight route between Attu Island, Alaska, United States and Greenville, Liberia:
Departure Airport:
Arrival Airport:
Distance from ATU to SNI:
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- About this route
 - ATU Airport Information
 - SNI Airport Information
 - Facts about ATU
 - Facts about SNI
 - Map of Nearest Airports to ATU
 - List of Nearest Airports to ATU
 - Map of Furthest Airports from ATU
 - List of Furthest Airports from ATU
 - Map of Nearest Airports to SNI
 - List of Nearest Airports to SNI
 - Map of Furthest Airports from SNI
 - List of Furthest Airports from SNI
 
About this route:
A direct, nonstop flight between Casco Cove Coast Guard Station (ATU), Attu Island, Alaska, United States and Greenville/Sinoe Airport (SNI), Greenville, Liberia would travel a Great Circle distance of 8,436 miles (or 13,577 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 Casco Cove Coast Guard Station and Greenville/Sinoe Airport, 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 Casco Cove Coast Guard Station and Greenville/Sinoe Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | ATU / PAAT | 
| Airport Names: | 
                    
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| 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 | 
Arrival Airport Information:
| IATA / ICAO Codes: | SNI / GLGE | 
| Airport Names: | 
                    
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| Location: | Greenville, Liberia | 
| GPS Coordinates: | 5°2'3"N by 9°4'0"W | 
| Area Served: | Greenville, Liberia | 
| Airport Type: | Public | 
| Elevation: | 10 feet (3 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from SNI | 
| More Information: | SNI Maps & Info | 
Facts about Casco Cove Coast Guard Station (ATU):
- 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)".
 - Casco Cove Coast Guard Station (ATU) currently has only 1 runway.
 - 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.
 - 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 is a military facility and private use airfield on Attu Island, one of the Aleutian Islands in the U.S.
 - Casco Cove is one of the most isolated and remote airports in the United States.
 - Established as Naval Air Facility Attu on June 7, 1943, just seven days after Attu Island was declared secured.
 - The island is protected as part of the National Parks Trust territory and few people visit the island or area, as it is restricted.
 - 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.
 
Facts about Greenville/Sinoe Airport (SNI):
- In addition to being known as "Greenville/Sinoe Airport", other names for SNI include "R.E. Murray Airport" and "Greenville/Sinoe Airport".
 - Because of Greenville/Sinoe Airport's relatively low elevation of 10 feet, planes can take off or land at Greenville/Sinoe 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.
 - The closest airport to Greenville/Sinoe Airport (SNI) is Sasstown Airport (SAZ), which is located 50 miles (81 kilometers) ESE of SNI.
 - Greenville/Sinoe Airport (SNI) currently has only 1 runway.
 - The furthest airport from Greenville/Sinoe Airport (SNI) is Aranuka Airport (AAK), which is nearly antipodal to Greenville/Sinoe Airport (meaning Greenville/Sinoe Airport is almost on the exact opposite side of the Earth from Aranuka Airport), and is located 12,031 miles (19,362 kilometers) away in Aranuka, Kiribati.
 
