There are
2,151 mi
from Oshkosh, WI to San Pablo, CA
That's the driving distance. It would take 1 day 13 hours to go from Oshkosh, Wisconsin to San Pablo, California.
The flight distance (direct flight from Oshkosh, WI to San Pablo, CA) is 1,798.42 mi.
2,151 mi = 3,461.79 kms