There are
518 mi
from Olathe, KS to Palos Heights, IL
That's the driving distance. It would take 9 hours 49 mins to go from Olathe, Kansas to Palos Heights, Illinois.
The flight distance (direct flight from Olathe, KS to Palos Heights, IL) is 417.09 mi.
518 mi = 833.11 kms