There are
746 mi
from Overland Park, KS to Brenham, TX
That's the driving distance. It would take 13 hours 9 mins to go from Overland Park, Kansas to Brenham, Texas.
The flight distance (direct flight from Overland Park, KS to Brenham, TX) is 616.91 mi.
746 mi = 1,200.87 kms