Distance from Gillette, WY to Casper, WY is 126Miles or 203 Km. You can get this distance about 2 hours 9 mins. If you want to planning travel with plane for 107 Miles or 172 Km, You can get this distance about 43 mins .
A car with an average MPG will needs 5.83 gallons of gas to get the route between these points.
The estimated cost of gas to get between Gillette, WY and Casper, WY is $13.23.
During the route, an average car will release 114.22 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.