There are
577 mi
from Chattanooga, TN to New Lenox, IL
That's the driving distance. It would take 11 hours 13 mins to go from Chattanooga, Tennessee to New Lenox, Illinois.
The flight distance (direct flight from Chattanooga, TN to New Lenox, IL) is 469.36 mi.
577 mi = 928.46 kms