There are
1,226 mi
from Flower Mound, TX to Rochester Hills, MI
That's the driving distance. It would take 22 hours 19 mins to go from Flower Mound, Texas to Rochester Hills, Michigan.
The flight distance (direct flight from Flower Mound, TX to Rochester Hills, MI) is 1,009.09 mi.
1,226 mi = 1.61 kms