Miles between St Peters, MO and Lockport, IL

There are
285 mi
from St Peters, MO to Lockport, IL

That's the driving distance. It would take 5 hours 26 mins to go from St Peters, Missouri to Lockport, Illinois.

The flight distance (direct flight from St Peters, MO to Lockport, IL) is 236.20 mi.

285 mi = 458.29 kms