There are
300 mi
from Chattanooga, TN to Dyersburg, TN
That's the driving distance. It would take 5 hours 36 mins to go from Chattanooga, Tennessee to Dyersburg, Tennessee.
The flight distance (direct flight from Chattanooga, TN to Dyersburg, TN) is 239.10 mi.
300 mi = 482.64 kms