Miles between St Louis, MO and Arlington Heights, IL

There are
303 mi
from St Louis, MO to Arlington Heights, IL

That's the driving distance. It would take 5 hours 43 mins to go from St Louis, Missouri to Arlington Heights, Illinois.

The flight distance (direct flight from St Louis, MO to Arlington Heights, IL) is 266.14 mi.

303 mi = 486.83 kms