Miles between Rialto, CA and Hermiston, OR

There are
1,017 mi
from Rialto, CA to Hermiston, OR

That's the driving distance. It would take 19 hours 10 mins to go from Rialto, California to Hermiston, Oregon.

The flight distance (direct flight from Rialto, CA to Hermiston, OR) is 817.01 mi.

1,017 mi = 1.61 kms