There are
2,086 mi
from Simi Valley, CA to Menasha, WI
That's the driving distance. It would take 1 day 13 hours to go from Simi Valley, California to Menasha, Wisconsin.
The flight distance (direct flight from Simi Valley, CA to Menasha, WI) is 1,749.73 mi.
2,086 mi = 3.22 kms