Miles between Boulder, CO and San Juan Capistrano, CA

There are
1,040 mi
from Boulder, CO to San Juan Capistrano, CA

That's the driving distance. It would take 18 hours 22 mins to go from Boulder, Colorado to San Juan Capistrano, California.

The flight distance (direct flight from Boulder, CO to San Juan Capistrano, CA) is 819.18 mi.

1,040 mi = 1,673.89 kms