Distance from Amarillo, TX to San Antonio, TX is 508Miles or 817 Km. You can get this distance about 7 hours 35 mins. If you want to planning travel with plane for 446 Miles or 718 Km, You can get this distance about 1 hours 27 mins .
A car with an average MPG will needs 23.52 gallons of gas to get the route between these points.
The estimated cost of gas to get between Amarillo, TX and San Antonio, TX is $53.39.
During the route, an average car will release 460.8 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.