There are
2,174 mi
from Oshkosh, WI to Pleasanton, CA
That's the driving distance. It would take 1 day 14 hours to go from Oshkosh, Wisconsin to Pleasanton, California.
The flight distance (direct flight from Oshkosh, WI to Pleasanton, CA) is 1,783.65 mi.
2,174 mi = 3,499.01 kms