There are
2,353 mi
from Dayton, OH to Tacoma, WA
That's the driving distance. It would take 1 day 17 hours to go from Dayton, Ohio to Tacoma, Washington.
The flight distance (direct flight from Dayton, OH to Tacoma, WA) is 1,964.11 mi.
2,353 mi = 3.22 kms