There are
1,104 mi
from Norwalk, CT to Wausau, WI
That's the driving distance. It would take 20 hours 55 mins to go from Norwalk, Connecticut to Wausau, Wisconsin.
The flight distance (direct flight from Norwalk, CT to Wausau, WI) is 859.40 mi.
1,104 mi = 1.61 kms