Distance from Saint Louis, MO to Mount Vernon, IL is 79Miles or 128 Km. You can get this distance about 1 hour 19 mins. If you want to planning travel with plane, you can get this distance about 39 mins .
A car with an average MPG will needs 3.66 gallons of gas to get the route between these points.
The estimated cost of gas to get between Saint Louis, MO and Mount Vernon, IL is $8.31.
During the route, an average car will release 71.71 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 Saint Louis, MO is 38.6268888, -90.1989143 and coordinates of Mount Vernon, IL is 38.3169466, -88.903079