How far is Spokane, WA, from Unalaska, AK?

The distance between Unalaska (Unalaska Airport) and Spokane (Spokane International Airport) is 2147 miles / 3455 kilometers / 1866 nautical miles.

Distance from Unalaska to Spokane

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

Vincenty's formula (applied above)

• 2146.935 miles
• 3455.156 kilometers
• 1865.635 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

• 2140.474 miles
• 3444.759 kilometers
• 1860.021 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 Spokane?

The estimated flight time from Unalaska Airport to Spokane International Airport is 4 hours and 33 minutes.

What is the time difference between Unalaska and Spokane?

The time difference between Unalaska and Spokane is 2 hours. Spokane is 2 hours ahead of Unalaska.

Flight carbon footprint between Unalaska Airport (DUT) and Spokane International Airport (GEG)

On average, flying from Unalaska to Spokane generates about 234 kg of CO2 per passenger, and 234 kilograms equals 517 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Unalaska to Spokane

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

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	Spokane International Airport
City:	Spokane, WA
Country:	United States
IATA Code:	GEG
ICAO Code:	KGEG
Coordinates:	47°37′11″N, 117°32′2″W