There are
160 mi
from Evanston, IL to Oshkosh, WI
That's the driving distance. It would take 3 hours 10 mins to go from Evanston, Illinois to Oshkosh, Wisconsin.
The flight distance (direct flight from Evanston, IL to Oshkosh, WI) is 143.65 mi.
160 mi = 257.32 kms