There are
2,019 mi
from Oshkosh, WI to Upland, CA
That's the driving distance. It would take 1 day 11 hours to go from Oshkosh, Wisconsin to Upland, California.
The flight distance (direct flight from Oshkosh, WI to Upland, CA) is 1,693.93 mi.
2,019 mi = 3,249.16 kms