There are
881 mi
from Chattanooga, TN to Danbury, CT
That's the driving distance. It would take 16 hours 49 mins to go from Chattanooga, Tennessee to Danbury, Connecticut.
The flight distance (direct flight from Chattanooga, TN to Danbury, CT) is 777.71 mi.
881 mi = 1,417.60 kms