Map of flight path from Casper to Unalaska.
Shortest flight path between Casper–Natrona County International Airport (CPR) and Unalaska Airport (DUT).
How far is Unalaska from Casper?
There are several ways to calculate distances between Casper and Unalaska. Here are two common methods:Vincenty's formula (applied above)
- 2775.622 miles
- 4466.931 kilometers
- 2411.950 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
- 2767.986 miles
- 4454.641 kilometers
- 2405.314 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).
Time difference and current local times
The time difference between Casper and Unalaska is 3 hours. Unalaska is 3 hours behind Casper.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 308 kg (678 pounds).
Frequent Flyer Miles Calculator
Casper (CPR) → Unalaska (DUT).