Miles between St Charles, MO and Rockford, IL

There are
310 mi
from St Charles, MO to Rockford, IL

That's the driving distance. It would take 5 hours 45 mins to go from St Charles, Missouri to Rockford, Illinois.

The flight distance (direct flight from St Charles, MO to Rockford, IL) is 251.86 mi.

310 mi = 499.02 kms