How far is Casper, WY, from Butte, MT?
The distance between Butte (Bert Mooney Airport) and Casper (Casper–Natrona County International Airport) is 365 miles / 587 kilometers / 317 nautical miles.
The driving distance from Butte (BTM) to Casper (CPR) is 508 miles / 817 kilometers, and travel time by car is about 8 hours 47 minutes.
Bert Mooney Airport – Casper–Natrona County International Airport
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Distance from Butte to Casper
There are several ways to calculate the distance from Butte to Casper. Here are two standard methods:
Vincenty's formula (applied above)- 365.004 miles
- 587.417 kilometers
- 317.180 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- 364.414 miles
- 586.467 kilometers
- 316.667 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 Butte to Casper?
The estimated flight time from Bert Mooney Airport to Casper–Natrona County International Airport is 1 hour and 11 minutes.
What is the time difference between Butte and Casper?
Flight carbon footprint between Bert Mooney Airport (BTM) and Casper–Natrona County International Airport (CPR)
On average, flying from Butte to Casper generates about 79 kg of CO2 per passenger, and 79 kilograms equals 174 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Butte to Casper
See the map of the shortest flight path between Bert Mooney Airport (BTM) and Casper–Natrona County International Airport (CPR).
Airport information
| Origin | Bert Mooney Airport |
|---|---|
| City: | Butte, MT |
| Country: | United States  |
| IATA Code: | BTM |
| ICAO Code: | KBTM |
| Coordinates: | 45°57′17″N, 112°29′49″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 |