There are
706 mi
from Farmington Hills, MI to Smyrna, GA
That's the driving distance. It would take 13 hours 20 mins to go from Farmington Hills, Michigan to Smyrna, Georgia.
The flight distance (direct flight from Farmington Hills, MI to Smyrna, GA) is 597.08 mi.
706 mi = 1,136.98 kms