There are
342 mi
from Ann Arbor, MI to Waukesha, WI
That's the driving distance. It would take 6 hours 38 mins to go from Ann Arbor, Michigan to Waukesha, Wisconsin.
The flight distance (direct flight from Ann Arbor, MI to Waukesha, WI) is 233.60 mi.
342 mi = 550.07 kms