There are 1,542.63 miles from Saint Louis to Riverside in southwest direction and 1,793.28 miles (2,886.00 kilometers) by car, following the I-40 route.
Saint Louis and Riverside are 23 hours 3 mins far apart, if you drive non-stop.
This is the fastest route from Saint Louis, MO to Riverside, CA. The halfway point is .
Please note the time difference between Saint Louis, MO and Riverside, CA is 2 hours. The current time in Saint Louis is 5:37 pm and the current time in Riverside is 3:37 pm.
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