Miles between Cincinnati, OH and Romeoville, IL

There are
305 mi
from Cincinnati, OH to Romeoville, IL

That's the driving distance. It would take 5 hours 56 mins to go from Cincinnati, Ohio to Romeoville, Illinois.

The flight distance (direct flight from Cincinnati, OH to Romeoville, IL) is 257.57 mi.

305 mi = 490.48 kms