Air Miles Calculator

Distance between Spokane, WA (GEG) and Unalaska, AK (DUT)

Distance from Spokane to Unalaska (Spokane International Airport – Unalaska Airport) is 2147 miles / 3455 kilometers / 1866 nautical miles.

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).

Flight duration

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.

Time Difference

Spokane
Unalaska

Spokane, WA

 PST

Unalaska, AK

 HST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 238 kg (525 pounds).

Airport information


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

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

Map

Spokane to Unalaska flight map.

Frequent Flyer Miles Calculator

Spokane (GEG) → Unalaska (DUT).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2147
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2147

Round trip?