Miles between Walnut Creek, CA and Longmont, CO

There are
1,213 mi
from Walnut Creek, CA to Longmont, CO

That's the driving distance. It would take 20 hours 45 mins to go from Walnut Creek, California to Longmont, Colorado.

The flight distance (direct flight from Walnut Creek, CA to Longmont, CO) is 922.19 mi.

1,213 mi = 1,952.21 kms