Miles between Irvine, CA and Ontario, OR

There are
866 mi
from Irvine, CA to Ontario, OR

That's the driving distance. It would take 16 hours 32 mins to go from Irvine, California to Ontario, Oregon.

The flight distance (direct flight from Irvine, CA to Ontario, OR) is 716 mi.

866 mi = 1,393.62 kms