Cheap flights Chicago — Saint Louis (CHI — STL)

Good to know - Cheap tickets Chicago — Saint Louis

Minimal flight time 53m
Flight distance 422 km
Most popular airline American Eagle
Round-trip from $47

Airfare Chicago – Saint Louis by month

Here you can find out in what months how much a ticket Chicago – Saint Louis costs to buy cheap plane tickets.

Month One-way Round-trip
December 2026
July 2026
May 2026
April 2026
March 2026
February 2026
January 2026
December 2025
November 2025
October 2025
September 2025
August 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Chicago — Saint Louis

Departure Arrival Flight days Flight Airlines Flight time Airports
03:30 04:23 tue, wed, thu, fri 5X634 UPS 53m Chicago Rockford International Airport — Lambert-St. Louis International Airport Select dates
03:30 04:28 thu 5X634 UPS 58m Chicago Rockford International Airport — Lambert-St. Louis International Airport Select dates
06:10 07:35 tue, wed, sun WN2960 Southwest Airlines 1h 25m Chicago Midway International Airport — Lambert-St. Louis International Airport Select dates
06:25 07:45 sat WN2458 Southwest Airlines 1h 20m Chicago Midway International Airport — Lambert-St. Louis International Airport Select dates
06:30 07:25 tue F99511 Frontier (Buck the Pronghorn Livery) 55m O'Hare International Airport — Lambert-St. Louis International Airport Select dates
07:15 08:38 sun AA3734 American Eagle 1h 23m O'Hare International Airport — Lambert-St. Louis International Airport Select dates
07:18 08:41 tue, wed, thu, fri AA3897 American Eagle 1h 23m O'Hare International Airport — Lambert-St. Louis International Airport Select dates
07:20 08:51 mon, tue, wed, thu, fri AA4460 American Eagle 1h 31m O'Hare International Airport — Lambert-St. Louis International Airport Select dates
07:45 09:05 sat WN2770 Southwest Airlines 1h 20m Chicago Midway International Airport — Lambert-St. Louis International Airport Select dates
07:45 09:00 mon, thu, fri WN2458 Southwest Airlines 1h 15m Chicago Midway International Airport — Lambert-St. Louis International Airport Select dates
All routes

Sales of tickets from Chicago to Saint Louis in the last 48 hours

Dynamics airfare Chicago — Saint Louis by month for the last year

according to LowCost.Club for the last year

The airfare depends on the departure date. Our chart shows the low season prices on route Chicago — Saint Louis

The graph shows that booking flights Chicago — Saint Louis is best planned for September and flights Chicago — Saint Louis — Chicago in the month of September.

Flights Chicago — Saint Louis

The selection of cheap flights Chicago — Saint Louis

The price of the flight Chicago — Saint Louis (United States) — Chicago from $47 (round-trip).

The average price of the flight Chicago — Saint Louis (United States) — Chicago $231 (round-trip).

Low cost flights Chicago — Saint Louis (CHI — STL)

The distance between Chicago and Saint Louis 262 miles (or 422 kilometres).

The time difference between Chicago and Saint Louis is 0 h.

Minimal flight time from Chicago to Saint Louis 53m.

Routes from nearby cities to Saint Louis

A flight from a neighbouring city can help you save money on plane tickets.

The closest airports to Chicago with a flight to Saint Louis are in South Bend.

Popular International routes from Chicago

Popular routes from Saint Louis

If you are going to fly from Saint Louis, then study the popular flights. The most popular flights from Saint Louis:

Popular domestic routes from Chicago

FAQ about Chicago — Saint Louis

Yes, they do: 5X634, WN2960, WN2458, F99511, AA3734, AA3897, AA4460, WN2770, AA3712, WN3978, UA4613, JL15, WN1542, WN265, UA4491, WN3751, AA3868, AA2304, WN3997, UA4494, UA5508, AA4889, WN577, UA4460, UA6017, WN2253, UA4416, WN2772, UA684, WN2773, UA4596, WN449, UA4576, WN397, WN4009, AA1926

Yes, you can fly from Chicago to Saint Louis. Chicago has 8 airports (Merrill C Meigs, DuPage Airport, Chicago Midway International Airport, Chicago NAS, Chicago Executive Airport, Chicago FSS, Chicago Rockford International Airport, O'Hare International Airport) for flights. UPS, Southwest Airlines, Frontier (Buck the Pronghorn Livery), American Eagle, United Express, Jet Linx Aviation, SkyWest Airlines depart from Chicago on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Canada, Alaska Horizon, Allegiant Air, Avelo Airlines, Contour Aviation, Delta Air Lines, DHL, FedEx, GlobalX, GoJet , Kalitta Charters, LEAF, Lufthansa, NetJets, PSA Airlines, SkyWest Charter, Slate Aviation, Southern Airways Express, Sun Country Airlines.

A direct flight lasts an average of 53m, during which time the aircraft covers a distance of 422 km.

The price of flights Chicago — Saint Louis starts from $47.

Planes fly Chicago — Saint Louis 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Chicago — Merrill C Meigs, DuPage Airport, Chicago Midway International Airport, Chicago NAS, Chicago Executive Airport, Chicago FSS, Chicago Rockford International Airport, O'Hare International Airport. In Saint Louis — St. Louis Downtown Airport, Spirit of St. Louis Airport, Lambert-St. Louis International Airport.

The following flights fly between Chicago and Saint Louis: 5X634, 5X634, WN2960, WN2458, F99511, AA3734, AA3897, AA4460, WN2770, WN2458, WN2770, AA3712, WN3978, WN2458, AA3712, UA4613, JL15, WN1542, WN265, WN265, UA4491, WN3751, AA3868, AA2304, WN3997, WN3751, AA3868, UA4494, UA5508, UA5508, UA5508, WN3997, WN2770, WN3997, AA4889, WN577, UA4460, UA6017, UA6017, UA6017, UA6017, WN2253, WN2253, UA4416, WN2458, WN2772, WN2772, WN2960, UA684, UA684, WN2773, UA4596, WN2960, WN449, UA4576, WN397, WN4009, WN2253, AA1926, AA1926, AA1926

High season is considered to be November and the cheapest month is September. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Chicago — Saint Louis flight deals.

The following airlines have direct flights Chicago — Saint Louis: UPS, Southwest Airlines, Frontier (Buck the Pronghorn Livery), American Eagle, United Express, Jet Linx Aviation, SkyWest Airlines.

All the following airlines flights Chicago — Saint Louis: Air Canada, Alaska Horizon, Allegiant Air, American Eagle, Avelo Airlines, Contour Aviation, Delta Air Lines, DHL, FedEx, Frontier (Buck the Pronghorn Livery), GlobalX, GoJet , Jet Linx Aviation, Kalitta Charters, LEAF, Lufthansa, NetJets, PSA Airlines, SkyWest Airlines, SkyWest Charter, Slate Aviation, Southern Airways Express, Southwest Airlines, Sun Country Airlines, United Express, UPS.

Low price calendar

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