How far is Unalaska, AK, from Green Bay, WI?

The distance between Green Bay (Green Bay–Austin Straubel International Airport) and Unalaska (Unalaska Airport) is 3424 miles / 5511 kilometers / 2975 nautical miles.

Distance from Green Bay to Unalaska

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

Vincenty's formula (applied above)

• 3424.102 miles
• 5510.558 kilometers
• 2975.463 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

• 3414.133 miles
• 5494.514 kilometers
• 2966.800 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 Green Bay to Unalaska?

The estimated flight time from Green Bay–Austin Straubel International Airport to Unalaska Airport is 6 hours and 58 minutes.

What is the time difference between Green Bay and Unalaska?

The time difference between Green Bay and Unalaska is 4 hours. Unalaska is 4 hours behind Green Bay.

Flight carbon footprint between Green Bay–Austin Straubel International Airport (GRB) and Unalaska Airport (DUT)

On average, flying from Green Bay to Unalaska generates about 385 kg of CO2 per passenger, and 385 kilograms equals 850 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Green Bay to Unalaska

See the map of the shortest flight path between Green Bay–Austin Straubel International Airport (GRB) and Unalaska Airport (DUT).

Airport information

Origin	Green Bay–Austin Straubel International Airport
City:	Green Bay, WI
Country:	United States
IATA Code:	GRB
ICAO Code:	KGRB
Coordinates:	44°29′6″N, 88°7′46″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