There are
140 mi
from Chattanooga, TN to Snellville, GA
That's the driving distance. It would take 2 hours 44 mins to go from Chattanooga, Tennessee to Snellville, Georgia.
The flight distance (direct flight from Chattanooga, TN to Snellville, GA) is 110.18 mi.
140 mi = 225.53 kms