There are
238 mi
from Champaign, IL to Waukesha, WI
That's the driving distance. It would take 4 hours 41 mins to go from Champaign, Illinois to Waukesha, Wisconsin.
The flight distance (direct flight from Champaign, IL to Waukesha, WI) is 200.05 mi.
238 mi = 382.35 kms