Distance from Phoenix, AZ to Saint Louis, MO is 1504Miles or 2420 Km. You can get this distance about 21 hours 28 mins. If you want to planning travel with plane for 1272 Miles or 2047 Km, You can get this distance about 3 hours 13 mins .
A car with an average MPG will needs 69.63 gallons of gas to get the route between these points.
The estimated cost of gas to get between Phoenix, AZ and Saint Louis, MO is $158.06.
During the route, an average car will release 1364.19 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.