How far is Casper, WY, from Grand Island, NE?
The distance between Grand Island (Central Nebraska Regional Airport) and Casper (Casper–Natrona County International Airport) is 441 miles / 709 kilometers / 383 nautical miles.
The driving distance from Grand Island (GRI) to Casper (CPR) is 554 miles / 892 kilometers, and travel time by car is about 9 hours 26 minutes.
Central Nebraska Regional Airport – Casper–Natrona County International Airport
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Distance from Grand Island to Casper
There are several ways to calculate the distance from Grand Island to Casper. Here are two standard methods:
Vincenty's formula (applied above)- 440.816 miles
- 709.424 kilometers
- 383.058 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 439.816 miles
- 707.815 kilometers
- 382.190 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).
How long does it take to fly from Grand Island to Casper?
The estimated flight time from Central Nebraska Regional Airport to Casper–Natrona County International Airport is 1 hour and 20 minutes.
What is the time difference between Grand Island and Casper?
The time difference between Grand Island and Casper is 1 hour. Casper is 1 hour behind Grand Island.
Flight carbon footprint between Central Nebraska Regional Airport (GRI) and Casper–Natrona County International Airport (CPR)
On average, flying from Grand Island to Casper generates about 90 kg of CO2 per passenger, and 90 kilograms equals 198 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Island to Casper
See the map of the shortest flight path between Central Nebraska Regional Airport (GRI) and Casper–Natrona County International Airport (CPR).
Airport information
| Origin | Central Nebraska Regional Airport |
|---|---|
| City: | Grand Island, NE |
| Country: | United States  |
| IATA Code: | GRI |
| ICAO Code: | KGRI |
| Coordinates: | 40°58′2″N, 98°18′34″W |
| Destination | 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 |