Miles between Thornton, CO and Tacoma, WA

There are
1,307 mi
from Thornton, CO to Tacoma, WA

That's the driving distance. It would take 22 hours 45 mins to go from Thornton, Colorado to Tacoma, Washington.

The flight distance (direct flight from Thornton, CO to Tacoma, WA) is 1,009.38 mi.

1,307 mi = 1.61 kms