There are
985 mi
from Dickson, TN to Poughkeepsie, NY
That's the driving distance. It would take 18 hours 35 mins to go from Dickson, Tennessee to Poughkeepsie, New York.
The flight distance (direct flight from Dickson, TN to Poughkeepsie, NY) is 820.55 mi.
985 mi = 1,584.86 kms