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Cheap flights from Chicago O'Hare Intl Airport to Missouri from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Missouri departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:49 pm - 6:14 pm
ORD
-
STL
1h 25mnonstop
American Airlines Logo
11:05 am - 12:34 pm
STL
-
ORD
1h 29mnonstop
$117American Airlines
Wed, Jan 7 - Wed, Jan 14
Contour Logo
11:50 am - 1:25 pm
ORD
-
CGI
1h 35mnonstop
Contour Logo
9:30 am - 11:10 am
CGI
-
ORD
1h 40mnonstop
$122Contour
Fri, Feb 13 - Sun, Feb 15
Contour Logo
11:50 am - 1:25 pm
ORD
-
CGI
1h 35mnonstop
Contour Logo
9:30 am - 11:10 am
CGI
-
ORD
1h 40mnonstop
$128Contour
Sun, Mar 1 - Wed, Mar 11
Frontier Logo
4:49 pm - 2:48 pm
ORD
-
STL
21h 59m1 stop
Frontier Logo
8:32 pm - 12:08 pm
STL
-
ORD
15h 36m1 stop
$132Frontier
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
8:50 am - 10:20 am
ORD
-
STL
1h 30mnonstop
American Airlines Logo
6:44 pm - 8:15 pm
STL
-
ORD
1h 31mnonstop
$144American Airlines
Mon, Jan 12 - Wed, Jan 14
Frontier Logo
9:00 am - 10:33 pm
ORD
-
STL
13h 33m1 stop
Frontier Logo
8:36 pm - 10:39 am
STL
-
ORD
14h 03m1 stop
$145Frontier
Sat, Feb 21 - Sun, Feb 22
United Airlines Logo
7:40 pm - 9:19 pm
ORD
-
COU
1h 39mnonstop
United Airlines Logo
3:10 pm - 4:46 pm
COU
-
ORD
1h 36mnonstop
$179United Airlines
Fri, Jan 2 - Tue, Jan 6
United Airlines Logo
12:45 pm - 2:38 pm
ORD
-
SGF
1h 53mnonstop
United Airlines Logo
3:14 pm - 5:05 pm
SGF
-
ORD
1h 51mnonstop
$189United Airlines
Fri, Jan 16 - Tue, Jan 20
Delta Logo
5:30 am - 11:20 am
ORD
-
SGF
5h 50m1 stop
Delta Logo
12:01 pm - 4:55 pm
SGF
-
ORD
4h 54m1 stop
$209Delta
Thu, Jan 15 - Thu, Jan 22
Delta Logo
6:50 am - 4:15 pm
ORD
-
SGF
9h 25m2 stops
Delta Logo
5:00 pm - 11:56 pm
SGF
-
ORD
6h 56m1 stop
$214Delta
Thu, Jan 15 - Thu, Jan 22

American Airlines flights from Chicago O'Hare Intl Airport to Missouri

Our best American Airlines deals on Chicago O'Hare Intl Airport to Missouri flight tickets
American Airlines
Jan 7
ORD4:49 pmChicago O'Hare Intl
1h 25m
STL6:14 pmLambert-St Louis
Jan 14
STL11:05 amLambert-St Louis
1h 29m
ORD12:34 pmChicago O'Hare Intl
$117
Find similar
American Airlines
Jan 12
ORD8:50 amChicago O'Hare Intl
1h 30m
STL10:20 amLambert-St Louis
Jan 14
STL6:44 pmLambert-St Louis
1h 31m
ORD8:15 pmChicago O'Hare Intl
$144
Find similar
American Airlines
Jan 13
ORD10:19 amChicago O'Hare Intl
26h 00m
1 stop
COU12:19 pmColumbia Regional
Jan 14
COU3:19 pmColumbia Regional
1h 30m
ORD4:49 pmChicago O'Hare Intl
$168
Find similar

Frontier flights from Chicago O'Hare Intl Airport to Missouri

Our best Frontier deals on Chicago O'Hare Intl Airport to Missouri flight tickets
Frontier
Jan 7
ORD4:49 pmChicago O'Hare Intl
21h 59m
1 stop
STL2:48 pmLambert-St Louis
Jan 14
STL8:32 pmLambert-St Louis
15h 36m
1 stop
ORD12:08 pmChicago O'Hare Intl
$132
Find similar
Frontier
Feb 21
ORD9:00 amChicago O'Hare Intl
13h 33m
1 stop
STL10:33 pmLambert-St Louis
Feb 22
STL8:36 pmLambert-St Louis
14h 03m
1 stop
ORD10:39 amChicago O'Hare Intl
$145
Find similar
Frontier
Jan 8
ORD5:50 amChicago O'Hare Intl
8h 58m
1 stop
STL2:48 pmLambert-St Louis
Jan 12
STL5:11 pmLambert-St Louis
18h 57m
2 stops
ORD12:08 pmChicago O'Hare Intl
$159
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 1/7

4:49 pm-6:14 pm

Nonstop1h 25m

Lambert-St Louis

Wed 1/14

11:05 am-12:34 pm

Nonstop1h 29m

$117

ChicagoCape Girardeau

ORD - CGI

ORDCGI

Chicago O'Hare Intl

Fri 2/13

11:50 am-1:25 pm

Nonstop1h 35m

Cape Girardeau

Sun 2/15

9:30 am-11:10 am

Nonstop1h 40m

$122

ChicagoCape Girardeau

ORD - CGI

ORDCGI

Chicago O'Hare Intl

Sun 3/1

11:50 am-1:25 pm

Nonstop1h 35m

Cape Girardeau

Wed 3/11

9:30 am-11:10 am

Nonstop1h 40m

$128

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 1/7

4:49 pm-2:48 pm

1 stop21h 59m

Lambert-St Louis

Wed 1/14

8:32 pm-12:08 pm

1 stop15h 36m

$132

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 1/12

8:50 am-10:20 am

Nonstop1h 30m

Lambert-St Louis

Wed 1/14

6:44 pm-8:15 pm

Nonstop1h 31m

$144

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 2/21

9:00 am-10:33 pm

1 stop13h 33m

Lambert-St Louis

Sun 2/22

8:36 pm-10:39 am

1 stop14h 03m

$145

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Fri 1/2

7:40 pm-9:19 pm

Nonstop1h 39m

Columbia Regional

Tue 1/6

3:10 pm-4:46 pm

Nonstop1h 36m

$179

ChicagoSpringfield

ORD - SGF

ORDSGF

Chicago O'Hare Intl

Fri 1/16

12:45 pm-2:38 pm

Nonstop1h 53m

Springfield-Branson

Tue 1/20

3:14 pm-5:05 pm

Nonstop1h 51m

$189

ChicagoSpringfield

ORD - SGF

ORDSGF

Chicago O'Hare Intl

Thu 1/15

5:30 am-11:20 am

1 stop5h 50m

Springfield-Branson

Thu 1/22

12:01 pm-4:55 pm

1 stop4h 54m

$209

ChicagoSpringfield

ORD - SGF

ORDSGF

Chicago O'Hare Intl

Thu 1/15

6:50 am-4:15 pm

2 stops9h 25m

Springfield-Branson

Thu 1/22

5:00 pm-11:56 pm

1 stop6h 56m

$214

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Missouri

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missouri?

In general, September is the cheapest month to fly from Chicago O'Hare Intl Airport to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $205. If you aren’t able to travel to Missouri during the month of September, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $210.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Chicago O'Hare Intl Airport to Missouri is on a Thursday when prices can be found for as low as $276. Flights from Chicago O'Hare Intl Airport to Missouri on a Monday will generally be more expensive and average around $448. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the evening. momondo users have found flights departing from Chicago O'Hare Intl Airport to Missouri in the evening for as low as $277. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the afternoon, with an average ticket price of $359. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago O'Hare Intl to Missouri flight route?

Fly from Chicago O'Hare Intl to Kirksville Cannon Memorial for the best Chicago O'Hare Intl - Missouri flight prices

How far in advance should I book a flight to Missouri?

You are more likely to see cheaper flights to Missouri from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $278 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Chicago O'Hare Intl Airport for as low as $167 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Missouri flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Missouri flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Missouri.

Cheap Chicago O'Hare Intl Airport to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Missouri

Best Price Found

$64

Fastest flight time

1h 23m

Direct flights

Every day

Airports in Missouri

55 airports
The best one-way flight to Missouri from Chicago O'Hare Intl Airport in the past 72 hours is $64. The best round-trip flight deal from Chicago O'Hare Intl Airport to Missouri found on momondo in the last 72 hours is $168.
The fastest flight from Chicago O'Hare Intl Airport to Missouri takes 1h 23m
Direct flights go from Chicago O'Hare Intl Airport to Missouri every day.
There are 55 airports in Missouri. From Chicago O'Hare Intl Airport there are direct flights to Columbia Regional (COU), Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Missouri?

    Prices for flights from Chicago O'Hare Intl Airport to Missouri are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Missouri?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Missouri?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents you'll need for your trip to Missouri may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missouri. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Missouri?

Best airlines flying from Chicago O'Hare Intl Airport to Missouri

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Missouri with momondo
Airline
Rating
Free Cancellation
Price
ContourPriceFrom $114Free CancellationRating
7.6
43 reviews
Search Contour flights
American AirlinesPriceFrom $115Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
United AirlinesPriceFrom $144Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
Southern / MokulelePriceFrom $145Free CancellationRating
0.0
0 reviews
Search Southern / Mokulele flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Missouri?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Missouri. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Missouri with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Missouri flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Missouri?

momondo helps you find the best flight between Chicago and Missouri by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Missouri right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Missouri flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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