Miles between Santa Monica, CA and Thornton, CO

There are
1,039 mi
from Santa Monica, CA to Thornton, CO

That's the driving distance. It would take 18 hours 15 mins to go from Santa Monica, California to Thornton, Colorado.

The flight distance (direct flight from Santa Monica, CA to Thornton, CO) is 847.56 mi.

1,039 mi = 1.61 kms