Miles between National City, CA and Duncan, OK

There are
1,336 mi
from National City, CA to Duncan, OK

That's the driving distance. It would take 23 hours 45 mins to go from National City, California to Duncan, Oklahoma.

The flight distance (direct flight from National City, CA to Duncan, OK) is 1,107.20 mi.

1,336 mi = 2,149.85 kms