Miles between Thornton, CO and Tucson, AZ

There are
904 mi
from Thornton, CO to Tucson, AZ

That's the driving distance. It would take 16 hours to go from Thornton, Colorado to Tucson, Arizona.

The flight distance (direct flight from Thornton, CO to Tucson, AZ) is 623.93 mi.

904 mi = 1,455.18 kms