Miles between Bloomington, IL and Duncan, OK

There are
740 mi
from Bloomington, IL to Duncan, OK

That's the driving distance. It would take 13 hours 29 mins to go from Bloomington, Illinois to Duncan, Oklahoma.

The flight distance (direct flight from Bloomington, IL to Duncan, OK) is 641.50 mi.

740 mi = 1,190.32 kms