There are
2,067 mi
from Downey, CA to Menasha, WI
That's the driving distance. It would take 1 day 12 hours to go from Downey, California to Menasha, Wisconsin.
The flight distance (direct flight from Downey, CA to Menasha, WI) is 1,730.76 mi.
2,067 mi = 3.22 kms