Miles between Mt Prospect, IL and Onalaska, WI

There are
263 mi
from Mt Prospect, IL to Onalaska, WI

That's the driving distance. It would take 4 hours 52 mins to go from Mt Prospect, Illinois to Onalaska, Wisconsin.

The flight distance (direct flight from Mt Prospect, IL to Onalaska, WI) is 208.71 mi.

263 mi = 423.40 kms