Miles between Modesto, CA and Thornton, CO

There are
1,230 mi
from Modesto, CA to Thornton, CO

That's the driving distance. It would take 21 hours 1 min to go from Modesto, California to Thornton, Colorado.

The flight distance (direct flight from Modesto, CA to Thornton, CO) is 875.84 mi.

1,230 mi = 1.61 kms