Miles between St Louis, MO and Oswego, IL

There are
265 mi
from St Louis, MO to Oswego, IL

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

The flight distance (direct flight from St Louis, MO to Oswego, IL) is 232.58 mi.

265 mi = 426.25 kms