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How far is Unalaska, AK, from Fairbanks, AK?

The distance between Fairbanks (Fairbanks International Airport) and Unalaska (Unalaska Airport) is 996 miles / 1603 kilometers / 865 nautical miles.

Fairbanks International Airport – Unalaska Airport

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996
Miles
Distance arrow
1603
Kilometers
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865
Nautical miles

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Distance from Fairbanks to Unalaska

There are several ways to calculate the distance from Fairbanks to Unalaska. Here are two standard methods:

Vincenty's formula (applied above)
  • 995.803 miles
  • 1602.590 kilometers
  • 865.329 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 993.240 miles
  • 1598.464 kilometers
  • 863.102 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Fairbanks to Unalaska?

The estimated flight time from Fairbanks International Airport to Unalaska Airport is 2 hours and 23 minutes.

Flight carbon footprint between Fairbanks International Airport (FAI) and Unalaska Airport (DUT)

On average, flying from Fairbanks to Unalaska generates about 151 kg of CO2 per passenger, and 151 kilograms equals 332 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Fairbanks to Unalaska

See the map of the shortest flight path between Fairbanks International Airport (FAI) and Unalaska Airport (DUT).

Leaflet | © OpenStreetMap contributors

Airport information

Origin Fairbanks International Airport
City: Fairbanks, AK
Country: United States Flag of United States
IATA Code: FAI
ICAO Code: PAFA
Coordinates: 64°48′54″N, 147°51′21″W
Destination Unalaska Airport
City: Unalaska, AK
Country: United States Flag of United States
IATA Code: DUT
ICAO Code: PADU
Coordinates: 53°54′0″N, 166°32′38″W