Miles between St Peters, MO and Elmhurst, IL

There are
309 mi
from St Peters, MO to Elmhurst, IL

That's the driving distance. It would take 5 hours 54 mins to go from St Peters, Missouri to Elmhurst, Illinois.

The flight distance (direct flight from St Peters, MO to Elmhurst, IL) is 257.26 mi.

309 mi = 496.61 kms