Miles between Costa Mesa, CA and Duncan, OK

There are
1,328 mi
from Costa Mesa, CA to Duncan, OK

That's the driving distance. It would take 23 hours 37 mins to go from Costa Mesa, California to Duncan, Oklahoma.

The flight distance (direct flight from Costa Mesa, CA to Duncan, OK) is 1,142.13 mi.

1,328 mi = 1.61 kms