There are
855 mi
from Clarksville, TN to Monticello, MN
That's the driving distance. It would take 16 hours 8 mins to go from Clarksville, Tennessee to Monticello, Minnesota.
The flight distance (direct flight from Clarksville, TN to Monticello, MN) is 692.64 mi.
855 mi = 1,376.69 kms