Distance from Fort Smith, AR to Saint Louis, MO is 415Miles or 667 Km. You can get this distance about 6 hours 2 mins. If you want to planning travel with plane, you can get this distance about 1 hours 11 mins .
A car with an average MPG will needs 19.21 gallons of gas to get the route between these points.
The estimated cost of gas to get between Fort Smith, AR and Saint Louis, MO is $43.61.
During the route, an average car will release 376.36 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 Fort Smith, AR is 35.3859242, -94.3985475 and coordinates of Saint Louis, MO is 38.6270025, -90.1994042