There are
2,093 mi
from Tacoma, WA to Duncanville, TX
That's the driving distance. It would take 1 day 13 hours to go from Tacoma, Washington to Duncanville, Texas.
The flight distance (direct flight from Tacoma, WA to Duncanville, TX) is 1,674.39 mi.
2,093 mi = 3.22 kms