There are
540 mi
from Oshkosh, WI to Ravenna, OH
That's the driving distance. It would take 10 hours 13 mins to go from Oshkosh, Wisconsin to Ravenna, Ohio.
The flight distance (direct flight from Oshkosh, WI to Ravenna, OH) is 420.66 mi.
540 mi = 868.91 kms