There are
486 mi
from Oshkosh, WI to Amherst, OH
That's the driving distance. It would take 9 hours 12 mins to go from Oshkosh, Wisconsin to Amherst, Ohio.
The flight distance (direct flight from Oshkosh, WI to Amherst, OH) is 368.49 mi.
486 mi = 781.64 kms