There are
729 mi
from Overland Park, KS to Bellaire, TX
That's the driving distance. It would take 13 hours 30 mins to go from Overland Park, Kansas to Bellaire, Texas.
The flight distance (direct flight from Overland Park, KS to Bellaire, TX) is 642.50 mi.
729 mi = 1,172.65 kms