Distance between Casper, WY (CPR) and Grayling, AK (KGX)
Flight distance from Casper to Grayling (Casper–Natrona County International Airport – Grayling Airport) is 2527 miles / 4066 kilometers / 2196 nautical miles. Estimated flight time is 5 hours 17 minutes.
Driving distance from Casper (CPR) to Grayling (KGX) is 3382 miles / 5442 kilometers and travel time by car is about 111 hours 9 minutes.
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Casper - Grayling
Map of flight path and driving directions from Casper to Grayling.
Shortest flight path between Casper–Natrona County International Airport (CPR) and Grayling Airport (KGX).
How far is Grayling from Casper?
There are several ways to calculate distances between Casper and Grayling. Here are two common methods:
Vincenty's formula (applied above)- 2526.693 miles
- 4066.318 kilometers
- 2195.636 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- 2520.457 miles
- 4056.283 kilometers
- 2190.218 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).
Airport information
| A | Casper–Natrona County International Airport |
|---|---|
| City: | Casper, WY |
| Country: | United States  |
| IATA Code: | CPR |
| ICAO Code: | KCPR |
| Coordinates: | 42°54′28″N, 106°27′50″W |
| B | Grayling Airport |
|---|---|
| City: | Grayling, AK |
| Country: | United States |
| IATA Code: | KGX |
| ICAO Code: | PAGX |
| Coordinates: | 62°53′42″N, 160°3′58″W |
Time difference and current local times
The time difference between Casper and Grayling is 2 hours. Grayling is 2 hours behind Casper.
Time Difference
Casper, WY
Grayling, AK
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 278 kg (614 pounds).
Frequent Flyer Miles Calculator
Casper (CPR) → Grayling (KGX).
In total
Round trip?