There are
2,050 mi
from Oshkosh, WI to Orange, CA
That's the driving distance. It would take 1 day 12 hours to go from Oshkosh, Wisconsin to Orange, California.
The flight distance (direct flight from Oshkosh, WI to Orange, CA) is 1,715.40 mi.
2,050 mi = 3,298.37 kms