Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Best option Chicago St. Louis | Outbound 11/09/25 direct UA2618 01h 26min | Return 12/07/25 direct UA1641 01h 23min | | ![]() | ? | $192 | |
Chicago St. Louis | Outbound 11/09/25 2 Stopovers (BNA, JBR) NK0416, 9X0459, 9X0454 26h 35min | Return 12/07/25 1 Stopover (FLL) NK2158, NK1986 21h 03min | | ![]() | $281 | ||
Chicago St. Louis | Outbound 11/09/25 direct UA4416 01h 34min | Return 12/07/25 direct UA3598 01h 30min | | ![]() | $201 | ||
Chicago St. Louis | Outbound 11/09/25 1 Stopover (ATL) F91596, F94473 05h 11min | Return 12/07/25 1 Stopover (ATL) F94474, F93397 05h 42min | | ![]() | $206 | ||
Chicago St. Louis | Outbound 11/09/25 1 Stopover (DEN) F91483, F93302 27h 07min | Return 12/07/25 1 Stopover (MCO) F92636, F92791 25h 33min | | ![]() | ? | $229 | |
Chicago St. Louis | Outbound 02/13/26 direct AA1926 01h 19min | Return 02/26/26 direct AA1699 01h 21min | | ![]() | ? | $233 | |
Chicago St. Louis | Outbound 11/09/25 direct UA4613 01h 31min | Return 12/07/25 direct AA4605 01h 40min | | ![]() | ? | $245 | |
Chicago St. Louis | Outbound 02/13/26 direct UA4491 01h 31min | Return 02/26/26 direct UA2267 01h 29min | | ![]() | ? | $295 | |
Chicago St. Louis | Outbound 02/13/26 direct AA1926 01h 19min | Return 02/26/26 direct AA1699 01h 21min | | ![]() | ? | $395 | |
Chicago St. Louis | Outbound 02/13/26 1 Stopover (MCO) F93044, F92635 15h 33min | Return 02/26/26 1 Stopover (MCO) F92636, F93043 21h 08min | | ![]() | $503 |
Stops
- Direct flight
Airline
- United Airlines
- Frontier Airlines
- American Airlines
- Alaska Airlines
- Spirit Airlines
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
$ 86
$ 163
Favourite connection: via Quincy
Stopover flights on this route are especially popular via Quincy, making up 51 % of bookings.
Route
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 %
Important flight information
Flight information: Chicago - St. Louis
Roundtrip from | $ 191,77 |
---|---|
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 (CHI) |
Arrival airport | Airport St. Louis - Lambert International Airport (STL) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight Chicago - New York from $ 78
- Flight Chicago - Las Vegas from $ 110
- Flight Chicago - Los Angeles from $ 172
- Flight Chicago - Miami from $ 98
- Flight Chicago - San Francisco from $ 157
- Flight Chicago - Tampa from $ 69
- Flight Chicago - Denver from $ 101
- Flight Chicago - Orlando from $ 130
- Flight Chicago - New Orleans from $ 103
- Flight Chicago - Boston from $ 143
Alternative flights to St. Louis
- Flight Atlanta - St. Louis from $ 110
- Flight Denver - St. Louis from $ 135
- Flight Boston - St. Louis from $ 313
- Flight Dallas - St. Louis from $ 375
- Flight Chicago O'Hare - St. Louis from $ 192
Flight destinations with a similar price
- Flight St. Louis - Frankfurt from $ 709
- Flight St. Louis - Berlin from $ 797
- Flight St. Louis - Dublin from $ 497
Flight destinations with a similar price
- Flight Chicago - Atlanta from $ 181
- Flight Chicago - Washington-DC from $ 197
- Flight Chicago - Minneapolis from $ 192
- Flight Chicago - Seattle-Tacoma from $ 176
- Flight Chicago - Louisville from $ 192
- Flight Chicago - Santa Ana, CA from $ 191
- Flight Chicago - Jacksonville, Florida from $ 204