There are
583 mi
from Chattanooga, TN to Crest Hill, IL
That's the driving distance. It would take 11 hours 25 mins to go from Chattanooga, Tennessee to Crest Hill, Illinois.
The flight distance (direct flight from Chattanooga, TN to Crest Hill, IL) is 474.41 mi.
583 mi = 938.50 kms