Miles between Olathe, KS and Romeoville, IL

There are
502 mi
from Olathe, KS to Romeoville, IL

That's the driving distance. It would take 9 hours 28 mins to go from Olathe, Kansas to Romeoville, Illinois.

The flight distance (direct flight from Olathe, KS to Romeoville, IL) is 402.83 mi.

502 mi = 808.11 kms