There are
685 mi
from Flint, MI to Dyersburg, TN
That's the driving distance. It would take 12 hours 33 mins to go from Flint, Michigan to Dyersburg, Tennessee.
The flight distance (direct flight from Flint, MI to Dyersburg, TN) is 569.47 mi.
685 mi = 1,102.93 kms