Distance from Fort Smith, AR to San Antonio, TX is 552Miles or 889 Km. You can get this distance about 8 hours 30 mins. If you want to planning travel with plane, you can get this distance about 1 hours 31 mins .
A car with an average MPG will needs 25.56 gallons of gas to get the route between these points.
The estimated cost of gas to get between Fort Smith, AR and San Antonio, TX is $58.02.
During the route, an average car will release 500.77 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 35.385916, -94.3985477 and coordinates of San Antonio, TX is 29.4241576, -98.4936411