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 11 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 = 1,187.98 kms