Miles between Wheaton, IL and Duncan, OK

There are
859 mi
from Wheaton, IL to Duncan, OK

That's the driving distance. It would take 15 hours 49 mins to go from Wheaton, Illinois to Duncan, Oklahoma.

The flight distance (direct flight from Wheaton, IL to Duncan, OK) is 737.35 mi.

859 mi = 1,381.89 kms