Miles between Troy, MI and Decatur, AL

There are
666 mi
from Troy, MI to Decatur, AL

That's the driving distance. It would take 12 hours 28 mins to go from Troy, Michigan to Decatur, Alabama.

The flight distance (direct flight from Troy, MI to Decatur, AL) is 590.03 mi.

666 mi = 1,071.45 kms