Miles between Iowa City, IA and Duncan, OK

There are
738 mi
from Iowa City, IA to Duncan, OK

That's the driving distance. It would take 13 hours 9 mins to go from Iowa City, Iowa to Duncan, Oklahoma.

The flight distance (direct flight from Iowa City, IA to Duncan, OK) is 605.27 mi.

738 mi = 1,188.06 kms