There are
2,198 mi
from Hayward, CA to Appleton, WI
That's the driving distance. It would take 1 day 14 hours to go from Hayward, California to Appleton, Wisconsin.
The flight distance (direct flight from Hayward, CA to Appleton, WI) is 1,800.76 mi.
2,198 mi = 3.22 kms