Miles between Santa Monica, CA and St Helens, OR

There are
990 mi
from Santa Monica, CA to St Helens, OR

That's the driving distance. It would take 18 hours 50 mins to go from Santa Monica, California to St Helens, Oregon.

The flight distance (direct flight from Santa Monica, CA to St Helens, OR) is 849.20 mi.

990 mi = 1,593.86 kms