There are
840 mi
from Chattanooga, TN to Scarsdale, NY
That's the driving distance. It would take 16 hours 1 min to go from Chattanooga, Tennessee to Scarsdale, New York.
The flight distance (direct flight from Chattanooga, TN to Scarsdale, NY) is 749.35 mi.
840 mi = 1,351.38 kms