There are
230 mi
from Champaign, IL to Wauwatosa, WI
That's the driving distance. It would take 4 hours 30 mins to go from Champaign, Illinois to Wauwatosa, Wisconsin.
The flight distance (direct flight from Champaign, IL to Wauwatosa, WI) is 203.02 mi.
230 mi = 369.54 kms