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Cheap flight deals from St. Louis to Chicago Starting at AED 212

Discover our range of affordable one-way and round-trip flights from St. Louis to Chicago and kick-start your next adventure today!

  • One way
  • Round-trip
      • Cheapest nonstop
        STL05:45
        1h 20m
        Nonstop
        ORD07:05
        Tue, Apr 15|St. Louis - Chicago|American Airlines
        AED 243AED 300
        19% OFF
        19% OFF
        AED 300AED 243

        Choose American Airlines flights from St. Louis to Chicago. The one-way direct flight with American Airlines departs from St. Louis Lambert International Airport on Tue, Apr 15, arriving at O'Hare International Airport. One-way Prices start from AED 243 including taxes and charges.

      • STL09:52
        1h 18m
        Nonstop
        ORD11:10
        Tue, Apr 22|St. Louis - Chicago|American Airlines
        AED 246AED 300
        18% OFF
        18% OFF
        AED 300AED 246

        Choose American Airlines flights from St. Louis to Chicago. The one-way direct flight with American Airlines departs from St. Louis Lambert International Airport on Tue, Apr 22, arriving at O'Hare International Airport. One-way Prices start from AED 246 including taxes and charges.

      • STL18:51
        5h 51m
        1 stop
        ORD00:42
        Wed, Apr 2|St. Louis - Chicago|Frontier Airlines
        AED 212AED 300
        28% OFF
        28% OFF
        AED 300AED 212

        Choose Frontier Airlines flights from St. Louis to Chicago. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Wed, Apr 2, arriving at O'Hare International Airport. One-way Prices start from AED 212 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Tue, Feb 11|St. Louis - Chicago|Southern Airways Express
        AED 216
        AED 216

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Tue, Feb 11, arriving at O'Hare International Airport. One-way Prices start from AED 216 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Tue, Feb 25|St. Louis - Chicago|Southern Airways Express
        AED 222
        AED 222

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Tue, Feb 25, arriving at O'Hare International Airport. One-way Prices start from AED 222 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Wed, Feb 26|St. Louis - Chicago|Southern Airways Express
        AED 223
        AED 223

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Wed, Feb 26, arriving at O'Hare International Airport. One-way Prices start from AED 223 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Sat, Mar 22|St. Louis - Chicago|Southern Airways Express
        AED 223
        AED 223

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Sat, Mar 22, arriving at O'Hare International Airport. One-way Prices start from AED 223 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Sat, Mar 8|St. Louis - Chicago|Southern Airways Express
        AED 224
        AED 224

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Sat, Mar 8, arriving at O'Hare International Airport. One-way Prices start from AED 224 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Wed, Mar 5|St. Louis - Chicago|Southern Airways Express
        AED 224
        AED 224

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Wed, Mar 5, arriving at O'Hare International Airport. One-way Prices start from AED 224 including taxes and charges.

      • STL12:15
        3h 35m
        1 stop
        ORD15:50
        Wed, Mar 12|St. Louis - Chicago|Southern Airways Express
        AED 224
        AED 224

        Choose Southern Airways Express flights from St. Louis to Chicago. The one-way connecting flight with Southern Airways Express departs from St. Louis Lambert International Airport on Wed, Mar 12, arriving at O'Hare International Airport. One-way Prices start from AED 224 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        CHI02:00 pm
        Tue, Feb 18|St. Louis - Chicago|American Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Chicago flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA629

    American Airlines

    06:00

    STL

    1.4h

    Nonstop

    07:23

    ORD

    SMTWTFS
    Search

  2. AA4591

    American Airlines

    10:12

    STL

    1.4h

    Nonstop

    11:34

    ORD

    S--WT-S
    Search

  3. AA4135

    American Airlines

    10:31

    STL

    1.3h

    Nonstop

    11:50

    ORD

    -----F-
    Search

  4. UA4426

    United Airlines

    10:39

    STL

    1.4h

    Nonstop

    12:05

    ORD

    SMTWTFS
    Search

  5. AA4595

    American Airlines

    11:55

    STL

    1.4h

    Nonstop

    13:17

    ORD

    SM-WTFS
    Search

  6. 9X447

    Southern Airways Express

    12:15

    STL

    1.3h

    13:30

    BRL

    SMTWTFS
    Search

  7. 9X444

    Southern Airways Express

    14:10

    BRL

    1.7h

    15:50

    ORD

    SMTWTFS

  8. WN3109

    Southwest Airlines

    14:50

    STL

    1.2h

    Nonstop

    16:00

    MDW

    -MT----
    Search

  9. UA1156

    United Airlines

    17:36

    STL

    1.3h

    Nonstop

    18:55

    ORD

    SMTWTFS
    Search

  10. F94567

    Frontier Airlines

    18:53

    STL

    2.5h

    20:22

    DEN

    S-T-TF-
    Search

  11. F93174

    Frontier Airlines

    20:15

    DEN

    2.5h

    23:45

    ORD

    -MTW-FS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Chicago?

Explore the best time to buy affordable tickets to Chicago with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Chicago (CHI) the cheapest?

    Airlines adjust prices for flights from St. Louis to Chicago based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Chicago (CHI) cost?

    According to Trip.com's data, the lowest price is around AED 810.

  • How long does it take to fly from St. Louis (STL) to Chicago (CHI)?

    It takes about 1 hour 35 minutes to fly from St. Louis (STL) to Chicago (CHI).

  • What is the transportation method from the main airport to downtown in Chicago?

    • The distance from O'Hare International Airport to downtown is about 25 km, by taxi about 40 minutes.
    • The distance from Midway International Airport to downtown is about 14 km, by taxi about 30 minutes.

  • What are the most popular airlines that fly from St. Louis (STL) to Chicago (CHI)?

  • What's the most popular airline for non-stop flights from St. Louis (STL) to Chicago (CHI)?

    Southwest Airlines operates 2 non-stop flights from St. Louis (STL) to Chicago (CHI).

  • How many airports are there in Chicago (CHI)?

How to find a cheap flight from St. Louis to Chicago

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Chicago

Cheapest direct flight priceAED 211
Cheapest return ticket priceAED 319
Off-season for travelJanuary
Peak season for travelMay
Flight distance421.66 km
Average flight time1 hour 35 minutes
Popular airlineSouthern Airways Express

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