Miles between Oshkosh, WI and St Charles, IL

There are
177 mi
from Oshkosh, WI to St Charles, IL

That's the driving distance. It would take 3 hours 46 mins to go from Oshkosh, Wisconsin to St Charles, Illinois.

The flight distance (direct flight from Oshkosh, WI to St Charles, IL) is 145.97 mi.

177 mi = 284.10 kms