Miles between Simi Valley, CA and Eureka, CA

There are
640 mi
from Simi Valley, CA to Eureka, CA

That's the driving distance. It would take 12 hours 23 mins to go from Simi Valley, California to Eureka, California.

The flight distance (direct flight from Simi Valley, CA to Eureka, CA) is 538.92 mi.

640 mi = 1,030.28 kms