Miles between Thornton, CO and Foster City, CA

There are
1,267 mi
from Thornton, CO to Foster City, CA

That's the driving distance. It would take 21 hours 47 mins to go from Thornton, Colorado to Foster City, California.

The flight distance (direct flight from Thornton, CO to Foster City, CA) is 944.63 mi.

1,267 mi = 1.61 kms