Miles between Alameda, CA and St Helens, OR

There are
661 mi
from Alameda, CA to St Helens, OR

That's the driving distance. It would take 12 hours 54 mins to go from Alameda, California to St Helens, Oregon.

The flight distance (direct flight from Alameda, CA to St Helens, OR) is 560.03 mi.

661 mi = 1,063.34 kms