There are
136 mi
from Waukegan, IL to Oshkosh, WI
That's the driving distance. It would take 2 hours 39 mins to go from Waukegan, Illinois to Oshkosh, Wisconsin.
The flight distance (direct flight from Waukegan, IL to Oshkosh, WI) is 120.03 mi.
136 mi = 218.18 kms