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

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

Distance from Unalaska to Duluth

There are several ways to calculate the distance from Unalaska to Duluth. 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 Unalaska to Duluth?

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

What is the time difference between Unalaska and Duluth?

The time difference between Unalaska and Duluth is 4 hours. Duluth is 4 hours ahead of Unalaska.

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

On average, flying from Unalaska to Duluth 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 Unalaska to Duluth

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

Airport information

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

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