There are
168 mi
from Waukegan, IL to Platteville, WI
That's the driving distance. It would take 3 hours 53 mins to go from Waukegan, Illinois to Platteville, Wisconsin.
The flight distance (direct flight from Waukegan, IL to Platteville, WI) is 136.48 mi.
168 mi = 270.55 kms