Miles between Longmont, CO and Foster City, CA

There are
1,253 mi
from Longmont, CO to Foster City, CA

That's the driving distance. It would take 21 hours 33 mins to go from Longmont, Colorado to Foster City, California.

The flight distance (direct flight from Longmont, CO to Foster City, CA) is 939.53 mi.

1,253 mi = 1.61 kms