There are
999 mi
from Clarksville, TN to Huron, SD
That's the driving distance. It would take 18 hours 20 mins to go from Clarksville, Tennessee to Huron, South Dakota.
The flight distance (direct flight from Clarksville, TN to Huron, SD) is 785.29 mi.
999 mi = 1,607.73 kms