Nonstop flight route between Mahé, Seychelles and Unalaska, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from SEZ to DUT:
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- About this route
- SEZ Airport Information
- DUT Airport Information
- Facts about SEZ
- Facts about DUT
- Map of Nearest Airports to SEZ
- List of Nearest Airports to SEZ
- Map of Furthest Airports from SEZ
- List of Furthest Airports from SEZ
- Map of Nearest Airports to DUT
- List of Nearest Airports to DUT
- Map of Furthest Airports from DUT
- List of Furthest Airports from DUT
About this route:
A direct, nonstop flight between Seychelles International Airport (SEZ), Mahé, Seychelles and Unalaska Airport (DUT), Unalaska, Alaska, United States would travel a Great Circle distance of 8,299 miles (or 13,357 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 Seychelles International Airport and Unalaska 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 Seychelles International Airport and Unalaska Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SEZ / FSIA |
Airport Names: |
|
Location: | Mahé, Seychelles |
GPS Coordinates: | 4°40'27"S by 55°31'18"E |
Area Served: | Victoria |
Operator/Owner: | SCAA (Seychelles Civil Aviation Authority) |
Airport Type: | Public / Military |
Elevation: | 10 feet (3 meters) |
# of Runways: | 1 |
View all routes: | Routes from SEZ |
More Information: | SEZ Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | DUT / PADU |
Airport Names: |
|
Location: | Unalaska, Alaska, United States |
GPS Coordinates: | 53°53'56"N by 166°32'41"W |
Area Served: | Unalaska, Alaska |
Operator/Owner: | State of Alaska DOT&PF - Central Region |
Airport Type: | Public |
Elevation: | 22 feet (7 meters) |
# of Runways: | 1 |
View all routes: | Routes from DUT |
More Information: | DUT Maps & Info |
Facts about Seychelles International Airport (SEZ):
- Because of Seychelles International Airport's relatively low elevation of 10 feet, planes can take off or land at Seychelles International 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 Seychelles International Airport (SEZ) is Atuona Airport (AUQ), which is located 11,024 miles (17,741 kilometers) away in Atuona, Marquesas Islands, French Polynesia.
- In addition to being known as "Seychelles International Airport", another name for SEZ is "Aéroport International de Seychelles – Pointe Larue".
- Seychelles International Airport (SEZ) currently has only 1 runway.
- A cargo terminal is situated south of the international terminal and handles freight from all international and domestic movements.
- Seychelles International Airport or Aéroport de la pointe Larue as it is known locally is on the island of Mahé, Seychelles near the capital city of Victoria.
- The closest airport to Seychelles International Airport (SEZ) is Praslin Island Airport (PRI), which is located 27 miles (44 kilometers) NNE of SEZ.
- The airport has been home to unmanned aerial vehicles operated by the United States Air Force and possibly the Central Intelligence Agency for operations over Somalia and the Horn of Africa.
Facts about Unalaska Airport (DUT):
- The furthest airport from Unalaska Airport (DUT) is Cape Town International Airport (CPT), which is located 11,037 miles (17,763 kilometers) away in Cape Town, South Africa.
- Because of Unalaska Airport's relatively low elevation of 22 feet, planes can take off or land at Unalaska 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.
- Unalaska Airport (DUT) currently has only 1 runway.
- The closest airport to Unalaska Airport (DUT) is Akutan Seaplane Base (KQA), which is located 35 miles (56 kilometers) ENE of DUT.
- In addition to being known as "Unalaska Airport", other names for DUT include "Dutch Harbor Airport" and "Tom Madsen Airport".