How far is Unalaska, AK, from Duluth, MN?

The distance between Duluth (Duluth International Airport) and Unalaska (Unalaska Airport) is 3169 miles / 5100 kilometers / 2754 nautical miles.

Distance from Duluth to Unalaska

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

Vincenty's formula (applied above)

• 3168.780 miles
• 5099.657 kilometers
• 2753.595 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

• 3159.195 miles
• 5084.232 kilometers
• 2745.266 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 Duluth to Unalaska?

The estimated flight time from Duluth International Airport to Unalaska Airport is 6 hours and 29 minutes.

What is the time difference between Duluth and Unalaska?

The time difference between Duluth and Unalaska is 4 hours. Unalaska is 4 hours behind Duluth.

Flight carbon footprint between Duluth International Airport (DLH) and Unalaska Airport (DUT)

On average, flying from Duluth to Unalaska generates about 354 kg of CO2 per passenger, and 354 kilograms equals 781 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Duluth to Unalaska

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

Airport information

Origin	Duluth International Airport
City:	Duluth, MN
Country:	United States
IATA Code:	DLH
ICAO Code:	KDLH
Coordinates:	46°50′31″N, 92°11′36″W

Destination	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W