There are
930 mi
from Flower Mound, TX to Lake In The Hills, IL
That's the driving distance. It would take 17 hours 48 mins to go from Flower Mound, Texas to Lake In The Hills, Illinois.
The flight distance (direct flight from Flower Mound, TX to Lake In The Hills, IL) is 793.70 mi.
930 mi = 1,496.44 kms