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Flights Chicago — St. Louis

Chicago
CHI
Saint Louis
STL

Cheap flights Chicago — St. Louis

Below you can see the best deals on flights Chicago — St. Louis for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 12 August, from AED 260.

Top 10 cheap flights Chicago — St. Louis

Direct flights Chicago — St. Louis

Direct flight options for Chicago — St. Louis with no stopovers on upcoming dates. A direct flight is faster and more convenient — especially when travelling with luggage or children.

The fastest direct flight is operated by United Airlines — travel time is 1 h 34 min.

Top 10 direct flights Chicago — St. Louis

About the Chicago — St. Louis flight

On this page, you can find and book flights from Chicago to St. Louis. The distance between the cities is 422 km, and with approximately 81 flights per week on this route, it is easy to find a convenient departure time. Information is also available on how to get to the airport at your point of origin and from the airport at your destination.

Flights are operated by airlines such as United Airlines, American Airlines, and Air Canada. Since ticket prices are dynamic, use the low-price calendar and price trend chart provided on this page to find the best deals.

Flight schedule Chicago — St. Louis

The table shows direct flights Chicago → St. Louis on the selected date. The flight takes approximately 1 h 16 min. Regular flights are operated by United Airlines, American Airlines, Alaska Airlines and Air Canada. Departures from O'Hare International Airport, Chicago Midway International Airport and Midway International Airport airports, arrivals at Lambert-St. Louis International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

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Flight ticket prices by day: Chicago — St. Louis

Below is a calendar of the lowest flight ticket prices for Chicago — St. Louis by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 260 in ,, and the most expensive are around AED 710 in r. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Chicago → St. Louis, average one-way price

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
JanAED 545highMayAED 440mediumSepAED 419low
FebAED 419lowJunAED 587highOctAED 461medium
MarAED 461mediumJulAED 608highNovAED 503medium
AprAED 398lowAugAED 524mediumDecAED 566high

Some values are estimated based on seasonality.

When to fly

The warmest month in St. Louis is July, with an average high temperature of 31.4°C, while the coldest is January, when the thermometer drops to -3.1°C. The period from March to May is characterized by the highest rainfall, while September is considered the driest month of the year.

Minimum flight prices are recorded in August — AED 260 and November — AED 260. Peak prices occur in June, when a flight will cost AED 710, as well as during the winter-spring period from January to April, when prices start AED 640.

September is the optimal choice for a trip: during this time, the temperature is a comfortable 27.8°C, and ticket prices start AED 262. We recommend avoiding travel plans in March due to the combination of a high probability of rain and relatively high airfares.

Temperature · St. Louis

Dry and wet days · St. Louis

Wind speed and direction · St. Louis

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How to get the best deal on a Chicago — St. Louis ticket

  • Given the short distance of 422 km, compare prices for morning and evening flights: the price difference often allows for significant savings.
  • To find the best deals, use the low-price calendar on the page, as ticket costs for neighboring dates can vary by more than double.
  • Pay attention to United Airlines and American Airlines fares — budget-friendly no-baggage options starting AED 260 are often available on this route.
  • Keep an eye on the price trend chart to catch price drops, especially if you are planning a trip for the summer months or holiday periods.

Airlines

Several major airlines operate flights from Chicago to St. Louis, with United Airlines and American Airlines being the primary carriers. A total of about 81 flights per week are operated on this route, ensuring high departure frequency throughout the day. Detailed information on direct flight schedules and available connection options can be found in the interactive list below.

  • United Airlines
    United AirlinesUA
    42x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight ORD → STL42x/week
      Duration
      1h 34m
      Days
      MTWTFSS
    51.7%Open →
  • American Airlines
    American AirlinesAA
    24x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight ORD → STL24x/week
      Duration
      1h 26m
      Days
      MTWTFSS
    29.3%Open →
  • Alaska Airlines
    Alaska AirlinesAS
    7x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight ORD → STL7x/week
      Duration
      1h 25m
      Days
      MTWTFSS
    8.3%Open →
  • Air Canada
    Air CanadaAC
    3x/week
    WebsiteFleet: 20346M pax/year
    • Direct flight ORD → STL3x/week
    3.7%Open →
  • Lufthansa
    LufthansaLH
    2x/week
    WebsiteFleet: 38764.5M pax/year
    • Direct flight ORD → STL2x/week
    2.1%Open →
  • British Airways
    British AirwaysBA
    2x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight ORD → STL2x/week
    2.1%Open →
  • Iberia
    IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight ORD → STL1x/week
    1.2%Open →
  • Emirates
    EmiratesEK
    1x/week
    WebsiteFleet: 26051.9M pax/year
    • Direct flight ORD → STL1x/week
    1.2%Open →
  • Austrian
    AustrianOS
    1x/week
    WebsiteFleet: 6814.6M pax/year
    • Direct flight ORD → STL1x/week
    0.4%Open →

Cities and airports on the Chicago — St. Louis route

Flights Chicago — St. Louis depart from O'Hare International Airport, Chicago Midway International Airport, Midway International Airport and Chicago Rockford International Airport and arrive at Lambert-St. Louis International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Chicago

CHI
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

St. Louis

STL
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Chicago — St. Louis flight

How long is the flight from Chicago to St. Louis?

The distance between the cities is 422 km. A direct flight usually takes about 1 hour 10 minutes, making this route one of the fastest ways to travel between these cities.

Which airlines fly on this route?

Regular flights are operated by airlines such as United Airlines, American Airlines, and Air Canada. A full list of carriers is provided on this page above.

Are there direct flights from Chicago to St. Louis?

Yes, there are many direct flights daily on this route. This allows passengers to choose a convenient departure time without the need for transfers.

How much is the cheapest ticket?

Ticket prices constantly change based on demand and booking date. The current minimum can be seen in the low-price calendar — currently, prices start from 5,583 ₽.

When is the best time to buy flight tickets?

The best prices are usually available when booking several weeks before departure. The most budget-friendly months for flights from Chicago to St. Louis are traditionally August, September, and November.

Where else you can fly from Chicago

New York CityTorontoDetroitWashington, D.C.AtlantaMinneapolisLos AngelesSeattleBostonDallasHoustonOrlandoDenverNashvilleLondonIndianapolisSan DiegoMontrealMilwaukeeCharlottePhiladelphiaColumbusKansas CityMiamiPhoenixLas VegasCincinnatiGrand RapidsDes MoinesRaleighSan FranciscoMadisonDaytonGreen BayTampaPittsburghLouisvilleKnoxvilleRochesterCleveland

Where else you can fly from St. Louis

New York CityHouston
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