There are
2,156 mi
from Hayward, CA to Wausau, WI
That's the driving distance. It would take 1 day 13 hours to go from Hayward, California to Wausau, Wisconsin.
The flight distance (direct flight from Hayward, CA to Wausau, WI) is 1,744.61 mi.
2,156 mi = 3.22 kms