Miles between Brownsville, TX and Duncan, OK

There are
659 mi
from Brownsville, TX to Duncan, OK

That's the driving distance. It would take 12 hours 20 mins to go from Brownsville, Texas to Duncan, Oklahoma.

The flight distance (direct flight from Brownsville, TX to Duncan, OK) is 594.88 mi.

659 mi = 1,059.80 kms