There are
509 mi
from Overland Park, KS to Hickory Hills, IL
That's the driving distance. It would take 9 hours 39 mins to go from Overland Park, Kansas to Hickory Hills, Illinois.
The flight distance (direct flight from Overland Park, KS to Hickory Hills, IL) is 407.07 mi.
509 mi = 818.70 kms