There are
998 mi
from Flower Mound, TX to Waukesha, WI
That's the driving distance. It would take 18 hours 41 mins to go from Flower Mound, Texas to Waukesha, Wisconsin.
The flight distance (direct flight from Flower Mound, TX to Waukesha, WI) is 841.53 mi.
998 mi = 1,605.90 kms