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Flights St. Louis — Chicago

Saint Louis
STL
Chicago
CHI

Cheap flights St. Louis — Chicago

Below you can see the best deals on flights St. Louis — Chicago 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 11 August, from AED 280.

Top 10 cheap flights St. Louis — Chicago

Direct flights St. Louis — Chicago

Direct flight options for St. Louis — Chicago 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 American Airlines — travel time is 1 h 28 min.

Top 10 direct flights St. Louis — Chicago

About the St. Louis — Chicago flight

On this page, you can find and book flights for the St. Louis — Chicago route. The distance between these cities is only 422 km, and with up to 80 flights per week, you have great flexibility when choosing your departure time.

Direct flights on this route are operated by United Airlines, American Airlines, and Alaska Airlines. Ticket prices are dynamic, so we recommend using the low-price calendar to find the best deal. For your travel planning, check out the information on how to get to St. Louis airport and how to get from Chicago airport after arrival.

Flight schedule St. Louis — Chicago

The table shows direct flights St. Louis → Chicago on the selected date. The flight takes approximately 1 h 28 min. Regular flights are operated by United Airlines, American Airlines, Alaska Airlines and Japan Airlines. Departures from Lambert-St. Louis International Airport airports, arrivals at O'Hare International Airport, Chicago Midway International Airport and Midway 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: St. Louis — Chicago

Below is a calendar of the lowest flight ticket prices for St. Louis — Chicago by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 272 in e, and the most expensive are around AED 663 in a. 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

St. Louis → Chicago, average one-way price

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
JanAED 736highMayAED 606mediumSepAED 585medium
FebAED 715highJunAED 693highOctAED 541low
MarAED 671highJulAED 715highNovAED 650high
AprAED 563lowAugAED 520lowDecAED 736high

Some values are estimated based on seasonality.

When to fly

The climate in Chicago is characterized by distinct seasonality: the warmest month is July with temperatures reaching 26.5°C, while the coldest is January, when the thermometer can drop to -5°C. Peak precipitation occurs in May and October, which is worth considering when planning your trip.

The lowest flight costs were recorded for July and August, when tickets can be purchased at prices AED 270. The most expensive period to fly from St. Louis is February and March, when flight prices start AED 662.

September is considered an ideal time to buy tickets: during this period, the weather remains comfortable at around 23.5°C, and the flight will cost AED 280. It is recommended to avoid booking for January due to the combination of low temperatures and high ticket costs.

Temperature · Chicago

Dry and wet days · Chicago

Wind speed and direction · Chicago

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

  • There are about 80 flights per week on the St. Louis — Chicago route, so direct flights are always preferable and generally cheaper than connecting options.
  • The most budget-friendly offers, with prices AED 270, are more frequently found for mid-week departures (Tuesday and Wednesday), while Sunday flights can be more expensive.
  • Since the flight time is just over an hour, airlines such as United Airlines (UA) and American Airlines (AA) often offer fares that do not include checked baggage — be sure to check the carry-on rules before completing your purchase.
  • Use the price dynamics chart on this page to track when the ticket cost for your specific dates is at its lowest.

Airlines

Regular air service between the cities is provided by 9 airlines, with the main carriers being United Airlines, American Airlines, and Alaska Airlines. Most flights on this route are direct due to the short distance. To choose a suitable departure time and view a detailed flight schedule, please refer to the interactive list below.

  • United AirlinesUA
    47x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight STL → ORD47x/week
      Duration
      1h 34m
      Days
      MTWTFSS
    58.9%Open →
  • American AirlinesAA
    23x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight STL → ORD23x/week
      Duration
      1h 34m
      Days
      MTWTFSS
    28.6%Open →
  • Alaska AirlinesAS
    5x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight STL → ORD5x/week
      Duration
      1h 32m
      Days
      MTWTFSS
    6.6%Open →
  • Japan AirlinesJL
    1x/week
    WebsiteFleet: 14540M pax/year
    • Direct flight STL → ORD1x/week
    1.7%Open →
  • LufthansaLH
    1x/week
    WebsiteFleet: 38764.5M pax/year
    • Direct flight STL → ORD1x/week
    1.2%Open →
  • Air CanadaAC
    1x/week
    WebsiteFleet: 20346M pax/year
    • Direct flight STL → ORD1x/week
    1.2%Open →
  • All Nippon AirwaysNH
    1x/week
    WebsiteFleet: 21648M pax/year
    • Direct flight STL → ORD1x/week
    0.8%Open →
  • EmiratesEK
    1x/week
    WebsiteFleet: 26051.9M pax/year
    • Direct flight STL → ORD1x/week
    0.4%Open →
  • British AirwaysBA
    1x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight STL → ORD1x/week
    0.4%Open →

Cities and airports on the St. Louis — Chicago route

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

Departure

St. Louis

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

Chicago

CHI
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 St. Louis — Chicago flight

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

The distance between the cities is 422 km. A direct flight typically lasts about 1 hour and 10 minutes, making air travel the fastest way to travel between these points.

Which airlines fly this route?

Flights are operated by major US carriers, including United Airlines, American Airlines, and Alaska Airlines. In total, 9 different airlines serve this route.

Are there direct flights from St. Louis to Chicago?

Yes, there are many direct flights every day. This is a primary route for both business and leisure travel, with approximately 80 departure options available per week.

How much is the cheapest ticket?

Ticket prices change constantly depending on the season and demand. Currently, minimum fares start at an average of 5,600 rubles; current offers are always available in the price calendar on this page.

When is the best time to buy plane tickets?

It is recommended to book your seats at least 3–4 weeks before your trip. For the best prices, it is better to choose the summer months or September, when there is a decrease in fare costs.

Where else you can fly from St. Louis

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DallasNew York CityAtlantaSeattleMinneapolisTorontoDenverHoustonCharlotteWashington, D.C.DetroitBostonPortlandOrlandoPhoenixPhiladelphiaMiamiSalt Lake CityMontrealLos AngelesLas VegasCancunFort LauderdaleJonesboroSan FranciscoLondonTampaFrankfurt am MainPunta CanaQuincy

Where else you can fly from Chicago

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