Chicago to St Louis
MDWSTL
Fly from Chicago to St Louis starting at USD 181 with WN.
Best fare available on Aug 22, 2026.
Limited seats. Better plans. Book before it's gone.
Chicago to St Louis cheapest flights this week
22 Aug
WN
09:55MDW
11:05STL
Direct$181VIEW DEAL
Chicago to St Louis monthly flight fare trend
May
from USD 176
Jun
No flights
Jul
No flights
Aug
from USD 181
Sep
No flights
Oct
No flights
Airport Details
Origin
Chicago
Chicago Midway International Airport (MDW)
Chicago, MDW
Zone
Chicago
Elev
620 ft
Destination
St Louis
St. Louis Lambert International Airport (STL)
St Louis, STL
Zone
Chicago
Elev
618 ft
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