Miles between Thornton, CO and Marana, AZ

There are
927 mi
from Thornton, CO to Marana, AZ

That's the driving distance. It would take 16 hours 26 mins to go from Thornton, Colorado to Marana, Arizona.

The flight distance (direct flight from Thornton, CO to Marana, AZ) is 620.28 mi.

927 mi = 1,492.66 kms