Nonstop flight route between Greenville, South Carolina, United States and Metlakatla, Annette Island, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from GDC to MTM:
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- About this route
- GDC Airport Information
- MTM Airport Information
- Facts about GDC
- Facts about MTM
- Map of Nearest Airports to GDC
- List of Nearest Airports to GDC
- Map of Furthest Airports from GDC
- List of Furthest Airports from GDC
- Map of Nearest Airports to MTM
- List of Nearest Airports to MTM
- Map of Furthest Airports from MTM
- List of Furthest Airports from MTM
About this route:
A direct, nonstop flight between Donaldson Center Airport (GDC), Greenville, South Carolina, United States and Metlakatla Seaplane Base (MTM), Metlakatla, Annette Island, Alaska, United States would travel a Great Circle distance of 2,710 miles (or 4,362 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 Donaldson Center Airport and Metlakatla Seaplane 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 Donaldson Center Airport and Metlakatla Seaplane Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | GDC / KGYH |
Airport Names: |
|
Location: | Greenville, South Carolina, United States |
GPS Coordinates: | 34°45'29"N by 82°22'35"W |
Area Served: | Greenville, South Carolina |
Operator/Owner: | Greenville City/County |
Airport Type: | Public |
Elevation: | 955 feet (291 meters) |
# of Runways: | 1 |
View all routes: | Routes from GDC |
More Information: | GDC Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | MTM / PAMM |
Airport Name: | Metlakatla Seaplane Base |
Location: | Metlakatla, Annette Island, Alaska, United States |
GPS Coordinates: | 55°7'51"N by 131°34'41"W |
Area Served: | Metlakatla, Alaska |
Operator/Owner: | Alaska DOT&PF - Southeast Region |
Airport Type: | Public |
Elevation: | 0 feet (0 meters) |
# of Runways: | 2 |
View all routes: | Routes from MTM |
More Information: | MTM Maps & Info |
Facts about Donaldson Center Airport (GDC):
- Donaldson Center Airport is a public airport six miles south of the central business district of Greenville, a city in Greenville County, South Carolina, United States.
- The closest airport to Donaldson Center Airport (GDC) is Greenville Downtown Airport (GMU), which is located only 6 miles (10 kilometers) NNE of GDC.
- In addition to being known as "Donaldson Center Airport", another name for GDC is "GYH".
- Greenville Army Air Base opened in 1942 during World War II.
- Because of Donaldson Center Airport's relatively low elevation of 955 feet, planes can take off or land at Donaldson Center 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 furthest airport from Donaldson Center Airport (GDC) is Margaret River Airport (MGV), which is located 11,439 miles (18,410 kilometers) away in Margaret River, Western Australia, Australia.
- Donaldson Center Airport (GDC) currently has only 1 runway.
Facts about Metlakatla Seaplane Base (MTM):
- Metlakatla Seaplane Base (MTM) has 2 runways.
- Because of Metlakatla Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Metlakatla Seaplane Base 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.
- Metlakatla Seaplane Base has two seaplane landing areas designated E/W and N/S, each measuring 5,000 by 5,000 feet.
- The furthest airport from Metlakatla Seaplane Base (MTM) is Port Alfred Airport (AFD), which is located 10,621 miles (17,093 kilometers) away in Port Alfred, South Africa.
- The closest airport to Metlakatla Seaplane Base (MTM) is Annette Island Airport (ANN), which is located only 6 miles (10 kilometers) S of MTM.