Miles between Peoria, IL and Duncan, OK

There are
746 mi
from Peoria, IL to Duncan, OK

That's the driving distance. It would take 13 hours 33 mins to go from Peoria, Illinois to Duncan, Oklahoma.

The flight distance (direct flight from Peoria, IL to Duncan, OK) is 626.24 mi.

746 mi = 1,200.25 kms