There are
2,167 mi
from Oshkosh, WI to Rohnert Park, CA
That's the driving distance. It would take 1 day 14 hours to go from Oshkosh, Wisconsin to Rohnert Park, California.
The flight distance (direct flight from Oshkosh, WI to Rohnert Park, CA) is 1,805.48 mi.
2,167 mi = 3,486.72 kms