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$39 Find cheap flights from Missouri to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 7/13
Sat 7/20

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In the last 7 days travelers have searched 44,148,666 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

October

Cheapest flight

$39
Best time to beat the crowds but there is an average 28% increase in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from St. Louis to Chicago O'Hare Airport

FAQs for booking flights from Missouri to Chicago

  • How does KAYAK find such low prices on flights from Missouri to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Missouri to Chicago?

Find which airlines fly direct from Missouri to Chicago, which days they fly and book direct flights.

Nonstop departures

Missouri to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +81 more

ANA, Aer Lingus, +82 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Wednesday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Thursday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +82 more

ANA, Aer Lingus, +83 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

See more direct flights

Nonstop returns

Chicago to Missouri

Monday

ANA, Aer Lingus, Aeromexico, +81 more

ANA, Aer Lingus, +82 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Wednesday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Thursday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +82 more

ANA, Aer Lingus, +83 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to Chicago

Recent round-trip flight deals

10/17Thu
nonstopUnited Airlines
1h 41mMCI-ORD
10/19Sat
nonstopUnited Airlines
1h 36mORD-MCI
$97
8/29Thu
nonstopAmerican Airlines
1h 23mSTL-ORD
10/2Wed
nonstopAmerican Airlines
1h 11mORD-STL
$105
8/29Thu
1 stopSouthern / Mokulele
4h 10mSTL-ORD
10/1Tue
1 stopSouthern / Mokulele
14h 05mORD-STL
$118
7/5Fri
1 stopSouthern / Mokulele
26h 10mSTL-ORD
7/6Sat
1 stopSouthern / Mokulele
14h 05mORD-STL
$119
8/21Wed
1 stopSpirit Airlines
26h 49mMCI-ORD
8/26Mon
1 stopSpirit Airlines
9h 09mORD-MCI
$130
8/23Fri
1 stopSpirit Airlines
26h 49mMCI-ORD
8/26Mon
1 stopSpirit Airlines
9h 09mORD-MCI
$142
8/20Tue
1 stopDelta
3h 58mMCI-ORD
8/28Wed
1 stopDelta
5h 04mORD-MCI
$156
8/20Tue
1 stopDelta
6h 32mMCI-MDW
8/24Sat
1 stopDelta
3h 54mMDW-MCI
$156
7/9Tue
1 stopFrontier
8h 56mSTL-MDW
7/10Wed
1 stopFrontier
6h 13mMDW-STL
$158
7/9Tue
1 stopFrontier
28h 03mMCI-ORD
7/17Wed
1 stopFrontier
9h 18mORD-MCI
$161

Search by stops

Search by airline

Search by price

Recent one-way flight deals

8/6Tue
nonstopUnited Airlines
1h 25mSTL-ORD
$39
8/16Fri
1 stopSouthern / Mokulele
3h 35mSTL-ORD
$46
8/6Tue
nonstopAmerican Airlines
1h 22mSTL-ORD
$53
7/5Fri
nonstopAmerican Airlines
1h 37mMCI-ORD
$59
6/19Wed
1 stopFrontier
12h 32mMCI-ORD
$64
9/4Wed
1 stopSpirit Airlines
25h 37mMCI-ORD
$71
8/27Tue
2 stopsSpirit Airlines
15h 05mSTL-ORD
$73
8/9Fri
1 stopDelta
4h 20mMCI-ORD
$78
7/5Fri
1 stopDelta
5h 03mMCI-MDW
$78
7/17Wed
1 stopFrontier
10h 22mMCI-ORD
$82

Search by stops

Search by airline

Search by price

Last minute flights from Missouri to Chicago

Last minute flight, train and bus deals

6/15Sat
multi-stopSouthern / Mokulele
4h 10mSTL-ORD
6/16Sun
multi-stopSouthern / Mokulele
19h 20mORD-STL
$128
6/13Thu
multi-stopSouthern / Mokulele
17h 40mSTL-ORD
6/16Sun
multi-stopSouthern / Mokulele
19h 20mORD-STL
$136
6/14Fri
multi-stopFrontier
12h 11mSTL-MDW
6/16Sun
multi-stopFrontier
9h 32mMDW-STL
$258
6/13Thu
multi-stopFrontier
6h 13mSTL-MDW
6/16Sun
multi-stopFrontier
9h 32mMDW-STL
$267
6/13Thu
multi-stop
14h 40mSTL-ORD
6/20Thu
multi-stop
15h 13mORD-STL
$289
6/16Sun
multi-stop
19h 25mSTL-ORD
6/23Sun
multi-stop
11h 12mORD-STL
$308
6/17Mon
nonstopUnited Airlines
1h 53mJLN-ORD
6/24Mon
nonstopUnited Airlines
1h 51mORD-JLN
$320
6/15Sat
nonstopAmerican Airlines
1h 37mMCI-ORD
6/22Sat
nonstopAmerican Airlines
1h 34mORD-MCI
$399
6/15Sat
multi-stopAmerican Airlines
5h 44mMCI-ORD
6/22Sat
nonstopAmerican Airlines
1h 46mORD-MCI
$409
6/18Tue
nonstopUnited Airlines
1h 53mJLN-ORD
6/22Sat
nonstopUnited Airlines
1h 51mORD-JLN
$516

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Missouri

Cabin classes:

$586
$595
$993
$122