There are
278 mi
from Chattanooga, TN to Jeffersontown, KY
That's the driving distance. It would take 5 hours 34 mins to go from Chattanooga, Tennessee to Jeffersontown, Kentucky.
The flight distance (direct flight from Chattanooga, TN to Jeffersontown, KY) is 218 mi.
278 mi = 447.36 kms