How far is Unalaska, AK, from Bismarck, ND?

The distance between Bismarck (Bismarck Municipal Airport) and Unalaska (Unalaska Airport) is 2845 miles / 4578 kilometers / 2472 nautical miles.

Distance from Bismarck to Unalaska

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

Vincenty's formula (applied above)

• 2844.653 miles
• 4578.026 kilometers
• 2471.936 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

• 2836.096 miles
• 4564.254 kilometers
• 2464.500 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 Bismarck to Unalaska?

The estimated flight time from Bismarck Municipal Airport to Unalaska Airport is 5 hours and 53 minutes.

What is the time difference between Bismarck and Unalaska?

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

Flight carbon footprint between Bismarck Municipal Airport (BIS) and Unalaska Airport (DUT)

On average, flying from Bismarck to Unalaska generates about 316 kg of CO2 per passenger, and 316 kilograms equals 696 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Bismarck to Unalaska

See the map of the shortest flight path between Bismarck Municipal Airport (BIS) and Unalaska Airport (DUT).

Airport information

Origin	Bismarck Municipal Airport
City:	Bismarck, ND
Country:	United States
IATA Code:	BIS
ICAO Code:	KBIS
Coordinates:	46°46′21″N, 100°44′45″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