Distance from Chicago, IL to Saint Louis, MO is 297Miles or 477 Km. You can get this distance about 4 hours 22 mins. If you want to planning travel with plane for 263 Miles or 423 Km, You can get this distance about 1 hours 3 mins .
A car with an average MPG will needs 13.75 gallons of gas to get the route between these points.
The estimated cost of gas to get between Chicago, IL and Saint Louis, MO is $31.21.
During the route, an average car will release 269.39 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.