Miles between Antioch, CA and Thornton, CO

There are
1,218 mi
from Antioch, CA to Thornton, CO

That's the driving distance. It would take 21 hours to go from Antioch, California to Thornton, Colorado.

The flight distance (direct flight from Antioch, CA to Thornton, CO) is 912.44 mi.

1,218 mi = 1.61 kms