There are
1,082 mi
from Clarksville, TN to Plattsburgh, NY
That's the driving distance. It would take 21 hours 20 mins to go from Clarksville, Tennessee to Plattsburgh, New York.
The flight distance (direct flight from Clarksville, TN to Plattsburgh, NY) is 920.13 mi.
1,082 mi = 1.61 kms