Miles between Concord, CA and Boulder, CO

There are
1,224 mi
from Concord, CA to Boulder, CO

That's the driving distance. It would take 21 hours 3 mins to go from Concord, California to Boulder, Colorado.

The flight distance (direct flight from Concord, CA to Boulder, CO) is 909.52 mi.

1,224 mi = 1.61 kms