Miles between St Louis, MO and Mchenry, IL

There are
328 mi
from St Louis, MO to Mchenry, IL

That's the driving distance. It would take 6 hours 19 mins to go from St Louis, Missouri to Mchenry, Illinois.

The flight distance (direct flight from St Louis, MO to Mchenry, IL) is 275.47 mi.

328 mi = 527.99 kms