There are
616 mi
from Chattanooga, TN to Algonquin, IL
That's the driving distance. It would take 12 hours 10 mins to go from Chattanooga, Tennessee to Algonquin, Illinois.
The flight distance (direct flight from Chattanooga, TN to Algonquin, IL) is 517.57 mi.
616 mi = 991.29 kms