There are
928 mi
from Norwalk, CT to Smyrna, TN
That's the driving distance. It would take 17 hours 35 mins to go from Norwalk, Connecticut to Smyrna, Tennessee.
The flight distance (direct flight from Norwalk, CT to Smyrna, TN) is 791.16 mi.
928 mi = 1,493.47 kms