There are
2,390 mi
from Dickson, TN to Seatac, WA
That's the driving distance. It would take 1 day 18 hours to go from Dickson, Tennessee to Seatac, Washington.
The flight distance (direct flight from Dickson, TN to Seatac, WA) is 1,943.63 mi.
2,390 mi = 3.22 kms