Miles between Fairfield, CA and Hermiston, OR

There are
665 mi
from Fairfield, CA to Hermiston, OR

That's the driving distance. It would take 13 hours 8 mins to go from Fairfield, California to Hermiston, Oregon.

The flight distance (direct flight from Fairfield, CA to Hermiston, OR) is 543.06 mi.

665 mi = 1,069.99 kms