There are
508 mi
from Overland Park, KS to Midlothian, TX
That's the driving distance. It would take 9 hours 40 mins to go from Overland Park, Kansas to Midlothian, Texas.
The flight distance (direct flight from Overland Park, KS to Midlothian, TX) is 467.57 mi.
508 mi = 817.34 kms