Miles between St Louis, MO and Westchester, IL

There are
287 mi
from St Louis, MO to Westchester, IL

That's the driving distance. It would take 5 hours 25 mins to go from St Louis, Missouri to Westchester, Illinois.

The flight distance (direct flight from St Louis, MO to Westchester, IL) is 254.02 mi.

287 mi = 462.09 kms