There are
993 mi
from Lewisville, TX to Pewaukee, WI
That's the driving distance. It would take 18 hours 37 mins to go from Lewisville, Texas to Pewaukee, Wisconsin.
The flight distance (direct flight from Lewisville, TX to Pewaukee, WI) is 839.29 mi.
993 mi = 1,597.61 kms