Distance from Rapid City, SD to Fort Smith, AR is 994Miles or 1600 Km. You can get this distance about 14 hours 13 mins. If you want to planning travel with plane, you can get this distance about 2 hours 8 mins .
A car with an average MPG will needs 46.02 gallons of gas to get the route between these points.
The estimated cost of gas to get between Rapid City, SD and Fort Smith, AR is $104.47.
During the route, an average car will release 901.62 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.
* Coordinates of Rapid City, SD is 44.080549, -103.2310522 and coordinates of Fort Smith, AR is 35.385916, -94.3985477