The distance from Chicago to Milwaukee is approximately 73.2 miles (117.8 kilometers) by driving. The air distance (straight-line distance) between Chicago and Milwaukee is about 66.9 miles (107.6 kilometers).
Driving typically takes around 1 hour and 27 to 29 minutes depending on traffic conditions. There are also train and bus options available that cover roughly 85 to 90 miles with similar travel times by train being around 1 hour 29 minutes.
