Flights from Chicago to St. Louis

Our cheapest offers for flights from Chicago to St. Louis

Here you can compare cheap flights from Chicago (CHI) to St. Louis (STL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to St. Louis. Prices and availability may change at any time.

Tips and tricks to help you find cheap flights from Chicago to St. Louis

Favorite airline: Southern Airways Express
52 % of flights from Chicago to St. Louis are booked with Southern Airways Express.
Southern Airways Express
52 %
United Airlines
22 %
Spirit Airlines
11 %
Direct flights are cheaper
On this route, direct flights are $77.00 cheaper than flights with a stopover.
non stop flight
1 stop
01h 27min
19h 20min
Favourite connection: via Quincy
Stopover flights on this route are especially popular via Quincy, making up 51 % of bookings.
1 stopover Quincy, IL
11h 15min, from $169
51 %
Direct flights
01h 27min, from $86
29 %
1 stopover Fort Lauderdale-Hollywood International Airport, FL
11h 42min, from $264
8 %

Flight information: Chicago - St. Louis

Roundtrip from $123.93
Flight duration min. 01:05 / max. 08:55
Return flight duration min. 01:00/ max. 12:10
Distance 419 km
Flights per week 203
Departure airport Airport Chicago-IL all Airports (ORD, MDW, RFD) (CHI)
Arrival airport Airport St. Louis - Lambert International Airport (STL)
Destination country Flights to United States