There are
500 mi
from Overland Park, KS to Seagoville, TX
That's the driving distance. It would take 9 hours 31 mins to go from Overland Park, Kansas to Seagoville, Texas.
The flight distance (direct flight from Overland Park, KS to Seagoville, TX) is 450.52 mi.
500 mi = 804.96 kms