Miles between Tacoma, WA and Thornton, CO

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

That's the driving distance. It would take 22 hours 41 mins to go from Tacoma, Washington to Thornton, Colorado.

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

1,307 mi = 1.61 kms