There are
261 mi
from Champaign, IL to Waunakee, WI
That's the driving distance. It would take 4 hours 52 mins to go from Champaign, Illinois to Waunakee, Wisconsin.
The flight distance (direct flight from Champaign, IL to Waunakee, WI) is 221.51 mi.
261 mi = 419.60 kms