Miles between Thornton, CO and Rio Rancho, NM

There are
451 mi
from Thornton, CO to Rio Rancho, NM

That's the driving distance. It would take 7 hours 58 mins to go from Thornton, Colorado to Rio Rancho, New Mexico.

The flight distance (direct flight from Thornton, CO to Rio Rancho, NM) is 333.37 mi.

451 mi = 725.67 kms