There are
2,153 mi
from Oshkosh, WI to Richmond, CA
That's the driving distance. It would take 1 day 13 hours to go from Oshkosh, Wisconsin to Richmond, California.
The flight distance (direct flight from Oshkosh, WI to Richmond, CA) is 1,799.27 mi.
2,153 mi = 3,465.54 kms