Miles between Naperville, IL and Duncan, OK

There are
852 mi
from Naperville, IL to Duncan, OK

That's the driving distance. It would take 15 hours 37 mins to go from Naperville, Illinois to Duncan, Oklahoma.

The flight distance (direct flight from Naperville, IL to Duncan, OK) is 732.18 mi.

852 mi = 1,371.21 kms