Miles between Costa Mesa, CA and La Grande, OR

There are
991 mi
from Costa Mesa, CA to La Grande, OR

That's the driving distance. It would take 18 hours 44 mins to go from Costa Mesa, California to La Grande, Oregon.

The flight distance (direct flight from Costa Mesa, CA to La Grande, OR) is 807.30 mi.

991 mi = 1,595.00 kms