How far is Unalaska from Seattle?
There are several ways to calculate distances between Seattle and Unalaska. Here are two common methods:Vincenty's formula (applied above)
- 1956.790 miles
- 3149.149 kilometers
- 1700.404 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
- 1950.958 miles
- 3139.763 kilometers
- 1695.337 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 Boeing Field (BFI) to Unalaska Airport (DUT) is 4 hours 12 minutes.
Time difference and current local times
The time difference between Seattle and Unalaska is 2 hours. Unalaska is 2 hours behind Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 216 kg (476 pounds).
Seattle to Unalaska flight path
Shortest flight path between Boeing Field (BFI) and Unalaska Airport (DUT).
Frequent Flyer Miles Calculator
Seattle (BFI) → Unalaska (DUT).