There are
957 mi
from Danbury, CT to Brentwood, TN
That's the driving distance. It would take 18 hours 6 mins to go from Danbury, Connecticut to Brentwood, Tennessee.
The flight distance (direct flight from Danbury, CT to Brentwood, TN) is 807.21 mi.
957 mi = 1,539.37 kms