Miles between St Charles, MO and Crystal Lake, IL

There are
319 mi
from St Charles, MO to Crystal Lake, IL

That's the driving distance. It would take 6 hours 24 mins to go from St Charles, Missouri to Crystal Lake, Illinois.

The flight distance (direct flight from St Charles, MO to Crystal Lake, IL) is 264.93 mi.

319 mi = 513.59 kms