Distance from Casper, WY to Butte, MT is 503Miles or 809 Km. You can get this distance about 7 hours 19 mins. If you want to planning travel with plane for 377 Miles or 606 Km, You can get this distance about 1 hours 18 mins .
A car with an average MPG will needs 23.29 gallons of gas to get the route between these points.
The estimated cost of gas to get between Casper, WY and Butte, MT is $52.87.
During the route, an average car will release 456.3 pounds of CO2 to the atmosphere. Your carbon footprint is 0.91 pounds of CO2 per mile.
* Average US MPG used for calculations is 21.6 MPG.
* Average US gas price used for calculation is 2.27 per gallon.