| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Chicago St. Louis | Outbound 06/20/25 1 Stopover (BRL) 9X0443, 9X0440 11h 45min | Return 07/19/25 1 Stopover (BRL) 9X0447, 9X0444 03h 35min |  Southern Airways Express |  | $123 | ||
| Best option Chicago St. Louis | Outbound 09/19/25 direct UA3654 01h 28min | Return 09/29/25 direct UA1761 01h 25min |  United Airlines |  | ? | $210 | |
| Chicago St. Louis | Outbound 09/19/25 2 Stopovers (LGA, DTW) NK0919, NK3392, NK3896 35h 37min | Return 09/29/25 2 Stopovers (DTW, EWR, LGA) NK3897, NK2318, NK0918 34h 33min |  Spirit Airlines | | $233 | ||
| Chicago St. Louis | Outbound 06/20/25 1 Stopover (BRL) 9X0443, 9X0440 11h 45min | Return 07/19/25 1 Stopover (BRL) 9X0447, 9X0444 03h 35min | Southern Airways Express |  | $128 | ||
| Chicago St. Louis | Outbound 06/20/25 1 Stopover (BRL) 9X0443, 9X0440 11h 45min | Return 07/19/25 1 Stopover (BRL) 9X0447, 9X0442 19h 25min | Southern Airways Express |  | ? | $131 | |
| Chicago St. Louis | Outbound 06/20/25 1 Stopover (UIN) 9X0482, 9X0465 03h 55min | Return 07/19/25 1 Stopover (BRL) 9X0447, 9X0444 03h 35min | Southern Airways Express |  | ? | $148 | |
| Chicago St. Louis | Outbound 04/21/25 1 Stopover (UIN) 9X0488, 9X0463 03h 35min | Return 05/19/25 1 Stopover (BRL) 9X0447, 9X0444 03h 35min | Southern Airways Express |  | $153 | ||
| Chicago St. Louis | Outbound 04/21/25 1 Stopover (UIN) 9X0488, 9X0463 03h 35min | Return 05/19/25 1 Stopover (BRL) 9X0447, 9X0444 03h 35min | Southern Airways Express |  | $161 | ||
| Chicago St. Louis | Outbound 09/19/25 1 Stopover (UIN) 9X0482, 9X0465 05h 05min | Return 09/29/25 direct UA1761 01h 28min | Southern Airways Express | | ? | $185 | |
| Chicago St. Louis | Outbound 04/21/25 direct AA1926 01h 19min | Return 05/19/25 1 Stopover (BRL) 9X0441, 9X0442 14h 25min |  American Airlines |  | ? | $189 |
Stops
- Direct flight
Airline
- Southern Airways Express
- United Airlines
- American Airlines
- Frontier 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 | 122,63 $ |
|---|---|
| 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 |
Alternative routes to United States
- Flight Chicago - New York from 55 $
- Flight Chicago - Las Vegas from 168 $
- Flight Chicago - Los Angeles from 112 $
- Flight Chicago - Miami from 149 $
- Flight Chicago - San Francisco from 133 $
- Flight Chicago - Tampa from 106 $
- Flight Chicago - Denver from 81 $
- Flight Chicago - Orlando from 108 $
- Flight Chicago - New Orleans from 139 $
- Flight Chicago - Atlanta from 57 $
Alternative flights to St. Louis
- Flight Atlanta - St. Louis from 109 $
- Flight Los Angeles - St. Louis from 323 $
- Flight Denver - St. Louis from 88 $
- Flight Orlando - St. Louis from 147 $
- Flight Las Vegas - St. Louis from 258 $
- Flight Boston - St. Louis from 158 $
- Flight Miami - St. Louis from 200 $
- Flight Dallas - St. Louis from 127 $
- Flight Fort Lauderdale - St. Louis from 235 $
- Flight Chicago O'Hare - St. Louis from 123 $
Flight destinations with a similar price
- Flight Chicago - Los Angeles from 112 $
- Flight Chicago - San Francisco from 133 $
- Flight Chicago - Washington-DC from 130 $
- Flight Chicago - Boston from 114 $
- Flight Chicago - Charlotte from 115 $
- Flight Chicago - Philadelphia from 127 $
- Flight Chicago - Owensboro from 119 $