How far is Grand Forks from Casper?
There are several ways to calculate distances between Casper and Grand Forks. Here are two common methods:Vincenty's formula (applied above)
- 569.577 miles
- 916.645 kilometers
- 494.949 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
- 568.679 miles
- 915.200 kilometers
- 494.168 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 Grand Forks International Airport (GFK) is 1 hour 34 minutes.
Time difference and current local times
The time difference between Casper and Grand Forks is 1 hour. Grand Forks is 1 hour ahead of Casper.
Grand Forks, ND
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 109 kg (240 pounds).
|A||Casper–Natrona County International Airport|
|B||Grand Forks International Airport|
|City:||Grand Forks, ND|
Casper to Grand Forks flight map.
Frequent Flyer Miles Calculator
Casper (CPR) → Grand Forks (GFK).