Miles between Flower Mound, TX and Duncan, OK

There are
139 mi
from Flower Mound, TX to Duncan, OK

That's the driving distance. It would take 2 hours 48 mins to go from Flower Mound, Texas to Duncan, Oklahoma.

The flight distance (direct flight from Flower Mound, TX to Duncan, OK) is 114.06 mi.

139 mi = 223.73 kms