How far is Erie from Casper?
There are several ways to calculate distances between Casper and Erie. Here are two common methods:Vincenty's formula (applied above)
- 1338.529 miles
- 2154.153 kilometers
- 1163.149 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
- 1334.998 miles
- 2148.471 kilometers
- 1160.081 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 Casper–Natrona County International Airport (CPR) to Erie International Airport (ERI) is 3 hours 2 minutes.
Time difference and current local times
The time difference between Casper and Erie is 2 hours. Erie is 2 hours ahead of Casper.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 166 kg (366 pounds).
Casper to Erie flight map.
Frequent Flyer Miles Calculator
Casper (CPR) → Erie (ERI).