There are
628 mi
from Chattanooga, TN to Huntley, IL
That's the driving distance. It would take 12 hours 14 mins to go from Chattanooga, Tennessee to Huntley, Illinois.
The flight distance (direct flight from Chattanooga, TN to Huntley, IL) is 520.02 mi.
628 mi = 1,010.09 kms