Miles between Portland, OR and Simi Valley, CA

There are
959 mi
from Portland, OR to Simi Valley, CA

That's the driving distance. It would take 18 hours 8 mins to go from Portland, Oregon to Simi Valley, California.

The flight distance (direct flight from Portland, OR to Simi Valley, CA) is 804.26 mi.

959 mi = 1,543.70 kms