Yes, St. Louis, MO is southwest of Chicago, IL.
Chicago.
Milwaukee is about 85 miles farther away then Chicago.
Illinois River
297 miles.
It is approximately 517 miles from ElDorado, Arkansas to St. Louis, MO and then another 298 miles approximately from St. Louis, MO to Chicago, IL. See related links for more details.
Checkout http://www.apartmentlinks.com/MO-St-Louis/apartments.html to find some good collection of St Louis
no. There is no direct train to St Louis from Indianapolis. however, you can take a train to Bloomington IN, or Chicago IN, and then to St Louis. at least that iw what I'm told
Heavens no. Chicago is about 350 miles away.
300
CHICAGO
According to Mapquest.com it takes 4 hours and 48 minutes to drive the 297 miles from Chicago Illinois to St. Louis Missouri