Miles between San Bernardino, CA and Thornton, CO

There are
979 mi
from San Bernardino, CA to Thornton, CO

That's the driving distance. It would take 17 hours 3 mins to go from San Bernardino, California to Thornton, Colorado.

The flight distance (direct flight from San Bernardino, CA to Thornton, CO) is 786.65 mi.

979 mi = 1,575.43 kms