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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$41 CHEAP FLIGHTS from Missouri to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

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Cheap Flights from Missouri to Chicago

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Chicago

Mon, Jun 8 - Sun, Jun 14

9:55 am - 11:30 am

UIN

ORD

1h 35mnonstop

12:20 pm - 1:40 pm

ORD

UIN

1h 20mnonstop

$89Contour

Tue, Jun 9 - Mon, Jun 15

3:35 pm - 5:10 pm

UIN

ORD

1h 35mnonstop

12:20 pm - 1:40 pm

ORD

UIN

1h 20mnonstop

$90Contour

Thu, Jun 4 - Mon, Jun 8

6:30 pm - 7:35 pm

STL

MDW

1h 05mnonstop

9:35 pm - 10:50 pm

MDW

STL

1h 15mnonstop

$191Southwest

Sat, Aug 22 - Thu, Sep 3

8:05 pm - 9:39 pm

STL

ORD

1h 34mnonstop

11:29 am - 12:54 pm

ORD

STL

1h 25mnonstop

$191American Airlines

Thu, Jun 4 - Mon, Jun 8

7:03 am - 8:30 am

STL

ORD

1h 27mnonstop

11:00 pm - 12:16 am

ORD

STL

1h 16mnonstop

$192American Airlines

Thu, Jun 4 - Mon, Jun 8

9:55 pm - 11:00 pm

STL

MDW

1h 05mnonstop

5:25 pm - 9:00 pm

MDW

STL

3h 35m

1 stop

$201Southwest

Mon, Jun 29 - Fri, Jul 17

5:06 pm - 8:03 am

STL

ORD

14h 57m

1 stop

1:50 pm - 8:57 am

ORD

STL

19h 07m

1 stop

$205Frontier

Tue, Aug 25 - Sun, Aug 30

4:10 pm - 11:14 pm

STL

ORD

7h 04m

1 stop

6:55 am - 5:30 pm

ORD

STL

10h 35m

1 stop

$210Frontier

Sat, Jun 27 - Thu, Jul 16

6:30 am - 12:46 pm

STL

MDW

6h 16m

1 stop

7:06 pm - 11:22 pm

MDW

STL

4h 16m

1 stop

$211Delta

Thu, Jun 4 - Mon, Jun 8

7:01 pm - 11:59 pm

STL

ORD

4h 58m

1 stop

2:07 pm - 8:39 pm

ORD

STL

6h 32m

1 stop

$211Delta

Useful Info

Low season	February
High season	October
Cheapest flight	$41

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 14% lower on average.

Flight from Quincy to Chicago

Verified travelerFlew with American Airlines

SGF

ORD

May 2026

Arrive airport early, esp if checking bags - std procedure but vital here

valerieFlew with Air Canada

STL

ORD

Jan 2025

Usually it is unreliable - always leave lots of time for connection.

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.

Merrillville

Saint Joseph

Hammond

Portage

Lansing

Valparaiso

Schererville

Chesterton

Munster

Porter

Monticello

Saint John

Griffith

Everything you need to know for your flight to Chicago

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Direct Flights

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Origins

Other airports

Return flight deals

Cabin class types available on flights to Missouri

First Class flights to Chicagofrom $392

Business Class flights to Chicagofrom $358

Premium Economy Class flights to Chicagofrom $788

Economy Class flights to Chicagofrom $122

$41 Find Cheap Flights from Missouri to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

Cheap Flights from Missouri to Chicago

Recent round-trip flight deals from Missouri to Chicago

Recent one-way flight deals from Missouri to Chicago

Recent last minute flight deals from Missouri to Chicago

Recent direct flight deals from Missouri to Chicago

Good to know

Flights from Missouri to Chicago: the best tips from KAYAK users

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.

Traveling to a place near Chicago?

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Missouri

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight