Nonstop flight route between Nantucket, Massachusetts, United States and Unalakleet, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from ACK to UNK:
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- About this route
- ACK Airport Information
- UNK Airport Information
- Facts about ACK
- Facts about UNK
- Map of Nearest Airports to ACK
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- Map of Furthest Airports from ACK
- List of Furthest Airports from ACK
- Map of Nearest Airports to UNK
- List of Nearest Airports to UNK
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- List of Furthest Airports from UNK
About this route:
A direct, nonstop flight between Nantucket Memorial Airport (ACK), Nantucket, Massachusetts, United States and Unalakleet Airport (UNK), Unalakleet, Alaska, United States would travel a Great Circle distance of 3,731 miles (or 6,004 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 Nantucket Memorial Airport and Unalakleet 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 Nantucket Memorial Airport and Unalakleet Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | ACK / KACK |
Airport Name: | Nantucket Memorial Airport |
Location: | Nantucket, Massachusetts, United States |
GPS Coordinates: | 41°15'10"N by 70°3'32"W |
Operator/Owner: | Town of Nantucket |
Airport Type: | Public |
Elevation: | 48 feet (15 meters) |
# of Runways: | 3 |
View all routes: | Routes from ACK |
More Information: | ACK Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | UNK / PAUN |
Airport Name: | Unalakleet Airport |
Location: | Unalakleet, Alaska, United States |
GPS Coordinates: | 63°53'17"N by 160°47'56"W |
Area Served: | Unalakleet, Alaska |
Operator/Owner: | State of Alaska DOT&PF |
Airport Type: | Public |
Elevation: | 21 feet (6 meters) |
# of Runways: | 2 |
View all routes: | Routes from UNK |
More Information: | UNK Maps & Info |
Facts about Nantucket Memorial Airport (ACK):
- In the late 1930s, a man named Holm began allowing the Town of Nantucket to use fields on his property as an airfield.
- The furthest airport from Nantucket Memorial Airport (ACK) is Margaret River Airport (MGV), which is located 11,858 miles (19,083 kilometers) away in Margaret River, Western Australia, Australia.
- In 2009, the terminal was updated with an upgrade of the previous 12,000 square feet and an expansion of 18,000 square feet at a cost of approximately $29 million.
- Nantucket Memorial Airport (ACK) has 3 runways.
- Because of Nantucket Memorial Airport's relatively low elevation of 48 feet, planes can take off or land at Nantucket Memorial 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 airport apron for commercial aircraft has eight parking spots for Cessna 402 aircraft mainly operated by Cape Air and Nantucket Airlines and to a lesser extent from Island Airlines.
- The closest airport to Nantucket Memorial Airport (ACK) is Marthas Vineyard Airport (MVY), which is located 30 miles (49 kilometers) WNW of ACK.
Facts about Unalakleet Airport (UNK):
- Because of Unalakleet Airport's relatively low elevation of 21 feet, planes can take off or land at Unalakleet 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 Unalakleet Airport (UNK) is Shaktoolik Airport (SKK), which is located 36 miles (58 kilometers) NNW of UNK.
- The furthest airport from Unalakleet Airport (UNK) is Cape Town International Airport (CPT), which is located 10,369 miles (16,688 kilometers) away in Cape Town, South Africa.
- Unalakleet Airport (UNK) has 2 runways.