Miles between Costa Mesa, CA and Eureka, CA

There are
686 mi
from Costa Mesa, CA to Eureka, CA

That's the driving distance. It would take 13 hours 11 mins to go from Costa Mesa, California to Eureka, California.

The flight distance (direct flight from Costa Mesa, CA to Eureka, CA) is 602 mi.

686 mi = 1,103.75 kms