There are
2,045 mi
from Oshkosh, WI to Pasadena, CA
That's the driving distance. It would take 1 day 12 hours to go from Oshkosh, Wisconsin to Pasadena, California.
The flight distance (direct flight from Oshkosh, WI to Pasadena, CA) is 1,716.07 mi.
2,045 mi = 3,290.41 kms