There are
2,185 mi
from Oshkosh, WI to Atwater, CA
That's the driving distance. It would take 1 day 14 hours to go from Oshkosh, Wisconsin to Atwater, California.
The flight distance (direct flight from Oshkosh, WI to Atwater, CA) is 1,730.14 mi.
2,185 mi = 3,516.81 kms