How long is the drive from Chicago to Rockford Illinois?
There are 79.85 miles from Chicago to Rockford in northwest direction and 86 miles (138.40 kilometers) by car, following the I-90 W route. Chicago and Rockford are 1 hour 24 mins far apart, if you drive non-stop . This is the fastest route from Chicago, IL to Rockford, IL. The halfway point is Gilbe...