Miles between Flower Mound, TX and Decatur, AL

There are
665 mi
from Flower Mound, TX to Decatur, AL

That's the driving distance. It would take 12 hours 11 mins to go from Flower Mound, Texas to Decatur, Alabama.

The flight distance (direct flight from Flower Mound, TX to Decatur, AL) is 590.66 mi.

665 mi = 1,071.02 kms