Miles between Middletown, OH and St Charles, IL

There are
322 mi
from Middletown, OH to St Charles, IL

That's the driving distance. It would take 6 hours 40 mins to go from Middletown, Ohio to St Charles, Illinois.

The flight distance (direct flight from Middletown, OH to St Charles, IL) is 263.73 mi.

322 mi = 518.93 kms