$38 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 8/9. 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
1 adult, Economy

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Cheap Flights from Missouri to Chicago

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Chicago

Sat, Aug 9 - Wed, Aug 13
Southwest Logo
6:00 pm - 7:05 pmSTL-MDW
1h 05mnonstop
Southwest Logo
1:10 pm - 2:25 pmMDW-STL
1h 15mnonstop
$91Southwest
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Tue, Aug 5 - Wed, Aug 6
American Airlines Logo
8:01 pm - 9:30 pmSTL-ORD
1h 29mnonstop
American Airlines Logo
5:05 pm - 6:23 pmORD-STL
1h 18mnonstop
$91American Airlines
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Sat, Oct 4 - Thu, Oct 9
United Airlines Logo
3:23 pm - 4:48 pmSTL-ORD
1h 25mnonstop
United Airlines Logo
2:20 pm - 3:44 pmORD-STL
1h 24mnonstop
$94United Airlines
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Wed, Jul 30 - Tue, Aug 5
United Airlines Logo
6:33 am - 8:05 amSTL-ORD
1h 32mnonstop
United Airlines Logo
11:01 am - 12:27 pmORD-STL
1h 26mnonstop
$114United Airlines
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Mon, Jul 21 - Tue, Jul 22
Southern / Mokulele Logo
5:40 am - 7:37 amUIN-ORD
1h 57mnonstop
Southern / Mokulele Logo
1:10 pm - 3:05 pmORD-UIN
1h 55mnonstop
$118Southern / Mokulele
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Wed, Sep 17 - Sat, Sep 20
Contour Logo
3:45 pm - 5:25 pmCGI-ORD
1h 40mnonstop
Contour Logo
11:25 am - 1:00 pmORD-CGI
1h 35mnonstop
$126Contour
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Wed, Sep 17 - Sun, Sep 21
Contour Logo
3:45 pm - 5:25 pmCGI-ORD
1h 40mnonstop
Contour Logo
11:25 am - 1:00 pmORD-CGI
1h 35mnonstop
$144Contour
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Thu, Jul 10 - Mon, Jul 14
Southern / Mokulele Logo
10:35 am - 12:32 pmUIN-ORD
1h 57mnonstop
Southern / Mokulele Logo
8:15 am - 10:10 amORD-UIN
1h 55mnonstop
$152Southern / Mokulele
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Fri, Jul 18 - Wed, Jul 23
Frontier Logo
8:01 pm - 12:10 amMCI-ORD
28h 09m1 stop
Frontier Logo
7:00 am - 6:23 pmORD-MCI
11h 23m1 stop
$176Frontier
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Fri, Jul 11 - Wed, Jul 16
Frontier Logo
8:01 pm - 12:10 amMCI-ORD
28h 09m1 stop
Frontier Logo
7:00 am - 6:23 pmORD-MCI
11h 23m1 stop
$200Frontier
Find Deal
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Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$38
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly and prices are also 0% 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.

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Missouri

Cabin classes available on flights to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Chicagofrom $584
Business Class flights to Chicagofrom $459
Prem Econ Class flights to Chicagofrom $750
Economy Class flights to Chicagofrom $77

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