There are
2,072 mi
from Downey, CA to Appleton, WI
That's the driving distance. It would take 1 day 12 hours to go from Downey, California to Appleton, Wisconsin.
The flight distance (direct flight from Downey, CA to Appleton, WI) is 1,733.25 mi.
2,072 mi = 3.22 kms