There are
844 mi
from Oshkosh, WI to Ithaca, NY
That's the driving distance. It would take 16 hours 11 mins to go from Oshkosh, Wisconsin to Ithaca, New York.
The flight distance (direct flight from Oshkosh, WI to Ithaca, NY) is 615.29 mi.
844 mi = 1,358.89 kms