Miles between Irvine, CA and Duncan, OK

There are
1,318 mi
from Irvine, CA to Duncan, OK

That's the driving distance. It would take 23 hours 29 mins to go from Irvine, California to Duncan, Oklahoma.

The flight distance (direct flight from Irvine, CA to Duncan, OK) is 1,134.64 mi.

1,318 mi = 1.61 kms