There are
996 mi
from Flower Mound, TX to Benton Harbor, MI
That's the driving distance. It would take 18 hours 46 mins to go from Flower Mound, Texas to Benton Harbor, Michigan.
The flight distance (direct flight from Flower Mound, TX to Benton Harbor, MI) is 856.10 mi.
996 mi = 1,602.66 kms