Miles between St Louis, MO and Crystal Lake, IL

There are
304 mi
from St Louis, MO to Crystal Lake, IL

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

The flight distance (direct flight from St Louis, MO to Crystal Lake, IL) is 268.61 mi.

304 mi = 489.88 kms