There are
585 mi
from Chattanooga, TN to Ann Arbor, MI
That's the driving distance. It would take 11 hours 13 mins to go from Chattanooga, Tennessee to Ann Arbor, Michigan.
The flight distance (direct flight from Chattanooga, TN to Ann Arbor, MI) is 506.97 mi.
585 mi = 940.79 kms