There are
853 mi
from Danbury, CT to Campbellsville, KY
That's the driving distance. It would take 16 hours 19 mins to go from Danbury, Connecticut to Campbellsville, Kentucky.
The flight distance (direct flight from Danbury, CT to Campbellsville, KY) is 693.16 mi.
853 mi = 1,372.06 kms