St Louis to Chicago

STLORD

Fly from St Louis to Chicago starting at USD 64 with American Airlines.Best fare available on Aug 20, 2026.Limited seats. Better plans. Book before it's gone.

St Louis to Chicago cheapest flights this week

9 Aug
American Airlines
13:25STL
15:01ORD
DirectUSD 93VIEW DEAL
16 Aug
United Airlines
18:54STL
20:30ORD
DirectUSD 118VIEW DEAL
16 Aug
United Airlines
06:00STL
07:33ORD
DirectUSD 118VIEW DEAL
17 Aug
American Airlines
16:54STL
18:33ORD
DirectUSD 92VIEW DEAL
18 Aug
United Airlines
08:00STL
09:34ORD
DirectUSD 112VIEW DEAL
20 Aug
American Airlines
09:32STL
11:00ORD
DirectUSD 64VIEW DEAL
20 Aug
Frontier Airlines
19:58STL
13:36ORD
1 StopUSD 170VIEW DEAL
21 Aug
Frontier Airlines
16:23STL
23:08ORD
1 StopUSD 155VIEW DEAL
21 Aug
American Airlines
09:32STL
11:00ORD
DirectUSD 222VIEW DEAL
27 Aug
Frontier Airlines
18:17STL
07:53ORD
1 StopUSD 90VIEW DEAL

St Louis to Chicago monthly flight fare trend

Aug
from USD 64
Sep
from USD 64
Oct
from USD 83
Nov
from USD 82
Dec
No flights
Jan
No flights

Airport Details

Origin

St Louis

St. Louis Lambert International Airport (STL)

St Louis, STL
Zone

Chicago

Elev

618 ft

Destination

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

Flights from St Louis

Flights from St Louis to AtlantaFlights from St Louis to AustinFlights from St Louis to BostonFlights from St Louis to CharlotteFlights from St Louis to DenverFlights from St Louis to DallasFlights from St Louis to DetroitFlights from St Louis to NewarkFlights from St Louis to Fort LauderdaleFlights from St Louis to Honolulu