There are
2,165 mi
from Fremont, CA to Wausau, WI
That's the driving distance. It would take 1 day 14 hours to go from Fremont, California to Wausau, Wisconsin.
The flight distance (direct flight from Fremont, CA to Wausau, WI) is 1,743.94 mi.
2,165 mi = 3.22 kms