how many miles between oklahoma city and duncan, ok
Driving distance from Oklahoma City, OK to Duncan, OK. The total driving distance from Oklahoma City, OK to Duncan, OK is 82 miles or 132 kilometers. Your trip begins in Oklahoma City, Oklahoma. It ends in Duncan, Oklahoma. If you are planning a road trip, you might also want to calculate the total driving time from Oklahoma City, OK to Duncan, OK so you can see when you'll arrive at your destination.