There are
917 mi
from Clarksville, TN to Deerfield Beach, FL
That's the driving distance. It would take 16 hours 51 mins to go from Clarksville, Tennessee to Deerfield Beach, Florida.
The flight distance (direct flight from Clarksville, TN to Deerfield Beach, FL) is 824.56 mi.
917 mi = 1,476.18 kms