There are
826 mi
from Chattanooga, TN to New Milford, NJ
That's the driving distance. It would take 15 hours 35 mins to go from Chattanooga, Tennessee to New Milford, New Jersey.
The flight distance (direct flight from Chattanooga, TN to New Milford, NJ) is 736.33 mi.
826 mi = 1,329.60 kms