St Louis to Chicago

STLMDW

Fly from St Louis to Chicago starting at SAR 229 with Southwest Airlines.Best fare available on Sep 14, 2026.Limited seats. Better plans. Book before it's gone.

St Louis to Chicago cheapest flights this week

12 Sept
Southwest Airlines
05:45STL
06:50MDW
DirectSAR 385VIEW DEAL
12 Sept
Southwest Airlines
08:25STL
09:30MDW
DirectSAR 233VIEW DEAL
12 Sept
Southwest Airlines
15:00STL
16:10MDW
DirectSAR 725VIEW DEAL
13 Sept
Frontier Airlines
10:20STL
11:59MDW
1 StopSAR 644VIEW DEAL
13 Sept
Southwest Airlines
15:30STL
16:35MDW
DirectSAR 1,092VIEW DEAL
13 Sept
Southwest Airlines
08:50STL
09:55MDW
DirectSAR 921VIEW DEAL
14 Sept
Southwest Airlines
20:50STL
05:40MDW
1 StopSAR 281VIEW DEAL
14 Sept
Southwest Airlines
18:15STL
19:20MDW
DirectSAR 296VIEW DEAL
14 Sept
Southwest Airlines
20:50STL
22:00MDW
DirectSAR 229VIEW DEAL
14 Sept
Frontier Airlines
14:29STL
23:44MDW
1 StopSAR 559VIEW DEAL

St Louis to Chicago monthly flight fare trend

Sep
from SAR 226
Oct
from SAR 226
Nov
from SAR 207
Dec
No flights
Jan
No flights
Feb
No flights

Airport Details

Origin

St Louis

St. Louis Lambert International Airport (STL)

St Louis, STL
Zone

Chicago

Elev

618 ft

Destination

Chicago

Chicago Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Flights from St Louis

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