There are
395 mi
from Chattanooga, TN to Trotwood, OH
That's the driving distance. It would take 7 hours 46 mins to go from Chattanooga, Tennessee to Trotwood, Ohio.
The flight distance (direct flight from Chattanooga, TN to Trotwood, OH) is 332.84 mi.
395 mi = 635.06 kms