How far is Unalaska from Spokane?
There are several ways to calculate distances between Spokane and Unalaska. Here are two common 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 earth.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).
Estimated flight time from Spokane International Airport (GEG) to Unalaska Airport (DUT) is 4 hours 33 minutes.
Time difference and current local times
The time difference between Spokane and Unalaska is 2 hours. Unalaska is 2 hours behind Spokane.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 238 kg (525 pounds).
Spokane to Unalaska flight map.
Frequent Flyer Miles Calculator
Spokane (GEG) → Unalaska (DUT).