There are
616 mi
from Chattanooga, TN to Algonquin, IL
That's the driving distance. It would take 12 hours 9 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