Miles between Thornton, CO and Portales, NM

There are
515 mi
from Thornton, CO to Portales, NM

That's the driving distance. It would take 9 hours 27 mins to go from Thornton, Colorado to Portales, New Mexico.

The flight distance (direct flight from Thornton, CO to Portales, NM) is 402.82 mi.

515 mi = 829.13 kms