How long does it take to fly to Chicago O'Hare Intl Airport?

On average, it takes 1h 24m to fly from Missouri to Chicago O'Hare Intl Airport if you fly out of St. Louis (the most popular airport in Missouri) and into Chicago O'Hare Intl Airport (the most popular airport in Chicago O'Hare Intl Airport). If you’re flying out of Columbia and into Chicago O'Hare Intl Airport, then the flight time is around 1h 27m.

How many flights depart from Missouri to Chicago O'Hare Intl Airport on average per week?

395 flights are operational weekly from Missouri to Chicago O'Hare Intl Airport as of March 2026. The most popular departure day for this route is Sat, with 35% of flights per week taking off on this day.

What airlines fly to Chicago O'Hare Intl Airport?

American Airlines, United Airlines and Contour are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Missouri according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Missouri to Chicago O'Hare Intl?

Contour, Frontier, and United Airlines are the most popular carriers operating from Missouri to Chicago O'Hare Intl

How many flights depart from Missouri to Chicago O'Hare Intl Airport on average per day?

As of March 2026, there are 56 flights per day flying from Missouri to Chicago O'Hare Intl Airport. The most common time of day flights depart is 8:00AM, with 55% of flights taking off at noon.

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

Prices for flights from Missouri to Chicago O'Hare Intl Airport were last updated today.

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

As of March 2026, there are 5 operators available to choose from for flights from Missouri to Chicago O'Hare Intl Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$45 Cheap Flights from Missouri to Chicago O'Hare Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Missouri to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:25 pm - 7:00 pm

UIN

ORD

1h 35mnonstop

2:45 pm - 4:05 pm

ORD

UIN

1h 20mnonstop

$91Contour

fr., mai 15 - lø., mai 16

9:45 am - 11:20 am

UIN

ORD

1h 35mnonstop

2:45 pm - 4:05 pm

ORD

UIN

1h 20mnonstop

$92Contour

to., apr. 9 - ma., apr. 13

11:21 am - 10:23 am

STL

ORD

23h 02m

1 stop

11:28 am - 6:50 am

ORD

STL

19h 22m

1 stop

$178Multiple Airlines

to., apr. 30 - sø., mai 3

4:59 pm - 11:36 pm

STL

ORD

6h 37m

1 stop

5:05 pm - 11:58 pm

ORD

STL

6h 53m

1 stop

$180Frontier

on., apr. 8 - fr., apr. 10

11:25 am - 10:39 pm

STL

ORD

11h 14m

1 stop

6:00 am - 11:19 pm

ORD

STL

17h 19m

1 stop

$181Frontier

to., apr. 16 - ma., apr. 20

7:05 am - 8:36 am

STL

ORD

1h 31mnonstop

3:18 pm - 4:41 pm

ORD

STL

1h 23mnonstop

$191American Airlines

ma., mai 11 - ma., mai 18

8:23 pm - 10:23 am

STL

ORD

14h 00m

1 stop

4:28 pm - 6:50 am

ORD

STL

14h 22m

1 stop

$199Multiple Airlines

on., apr. 22 - fr., apr. 24

8:56 am - 10:50 am

JLN

ORD

1h 54mnonstop

11:40 am - 1:37 pm

ORD

JLN

1h 57mnonstop

$201United Airlines

fr., apr. 17 - lø., apr. 25

8:42 am - 10:40 am

JLN

ORD

1h 58mnonstop

11:29 am - 1:18 pm

ORD

JLN

1h 49mnonstop

$202United Airlines

fr., aug. 14 - sø., aug. 16

10:16 am - 11:47 am

COU

ORD

1h 31mnonstop

7:55 pm - 9:29 pm

ORD

COU

1h 34mnonstop

$239American Airlines

ma., apr. 27 - lø., mai 16

Frontier flights from Missouri to Chicago O'Hare Intl Airport

Our best Frontier deals on Missouri to Chicago O'Hare Intl Airport flight tickets

Frontier

Apr 8

STL4:59 pmLambert-St Louis

6h 37m

1 stop

ORD11:36 pmChicago O'Hare Intl

Apr 10

ORD5:05 pmChicago O'Hare Intl

6h 53m

1 stop

STL11:58 pmLambert-St Louis

$180

Frontier

Apr 16

STL11:25 amLambert-St Louis

11h 14m

1 stop

ORD10:39 pmChicago O'Hare Intl

Apr 20

ORD6:00 amChicago O'Hare Intl

17h 19m

1 stop

STL11:19 pmLambert-St Louis

$181

Frontier

Apr 16

STL11:25 amLambert-St Louis

11h 14m

1 stop

ORD10:39 pmChicago O'Hare Intl

Apr 20

ORD6:00 amChicago O'Hare Intl

17h 19m

1 stop

STL11:19 pmLambert-St Louis

$182

Contour flights from Missouri to Chicago O'Hare Intl Airport

Our best Contour deals on Missouri to Chicago O'Hare Intl Airport flight tickets

Contour

May 15

UIN5:25 pmQuincy Regional

1h 35m

ORD7:00 pmChicago O'Hare Intl

May 16

ORD2:45 pmChicago O'Hare Intl

1h 20m

UIN4:05 pmQuincy Regional

$91

Contour

Apr 9

UIN9:45 amQuincy Regional

1h 35m

ORD11:20 amChicago O'Hare Intl

Apr 13

ORD2:45 pmChicago O'Hare Intl

1h 20m

UIN4:05 pmQuincy Regional

$92

Contour

Apr 8

UIN9:45 amQuincy Regional

1h 35m

ORD11:20 amChicago O'Hare Intl

Apr 12

ORD7:40 pmChicago O'Hare Intl

1h 20m

UIN9:00 pmQuincy Regional

$94

momondo Fare Finder

Use the filters below to find and compare flights from Missouri to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

QuincyChicago

UIN - ORD

UINORD

Quincy Regional

fr. 5/15

5:25 pm-7:00 pm

Nonstop1h 35m

Chicago O'Hare Intl

lø. 5/16

2:45 pm-4:05 pm

Nonstop1h 20m

$91

QuincyChicago

UIN - ORD

UINORD

Quincy Regional

to. 4/9

9:45 am-11:20 am

Nonstop1h 35m

Chicago O'Hare Intl

ma. 4/13

2:45 pm-4:05 pm

Nonstop1h 20m

$92

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

to. 4/30

11:21 am-10:23 am

1 stop23h 02m

Chicago O'Hare Intl

sø. 5/3

11:28 am-6:50 am

1 stop19h 22m

$178

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

on. 4/8

4:59 pm-11:36 pm

1 stop6h 37m

Chicago O'Hare Intl

fr. 4/10

5:05 pm-11:58 pm

1 stop6h 53m

$180

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

to. 4/16

11:25 am-10:39 pm

1 stop11h 14m

Chicago O'Hare Intl

ma. 4/20

6:00 am-11:19 pm

1 stop17h 19m

$181

Quickest round-trip

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

ma. 5/11

7:05 am-8:36 am

Nonstop1h 31m

Chicago O'Hare Intl

ma. 5/18

3:18 pm-4:41 pm

Nonstop1h 23m

$191

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

on. 4/22

8:23 pm-10:23 am

1 stop14h 00m

Chicago O'Hare Intl

fr. 4/24

4:28 pm-6:50 am

1 stop14h 22m

$199

JoplinChicago

JLN - ORD

JLNORD

Joplin

fr. 4/17

8:56 am-10:50 am

Nonstop1h 54m

Chicago O'Hare Intl

lø. 4/25

11:40 am-1:37 pm

Nonstop1h 57m

$201

JoplinChicago

JLN - ORD

JLNORD

Joplin

fr. 8/14

8:42 am-10:40 am

Nonstop1h 58m

Chicago O'Hare Intl

sø. 8/16

11:29 am-1:18 pm

Nonstop1h 49m

$202

ColumbiaChicago

COU - ORD

COUORD

Columbia Regional

ma. 4/27

10:16 am-11:47 am

Nonstop1h 31m

Chicago O'Hare Intl

lø. 5/16

7:55 pm-9:29 pm

Nonstop1h 34m

$239

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of April is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Missouri averaging around $244.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $703. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $840.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Missouri in the morning is the least expensive time of day to depart. momondo users have found prices as low as $600 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $1,124. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $295 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Missouri for as low as $183 on momondo.

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

There are 4 cabin classes available to choose from on Missouri to Chicago O'Hare Intl 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 Missouri to Chicago O'Hare Intl Airport flights?

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

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

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

Best Price Found	$59
Fastest flight time	1h 26m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Missouri in the past 72 hours is $59. The best round-trip flight deal from Missouri to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $118.

The fastest flight from Missouri to Chicago O'Hare Intl Airport takes 1h 26m

Direct flights go from Missouri to Chicago O'Hare Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Missouri to Chicago O'Hare Intl Airport?
Prices for flights from Missouri to Chicago O'Hare Intl Airport were last updated today.
How many operators does momondo search for flights from Missouri to Chicago O'Hare Intl Airport?
As of March 2026, there are 5 operators available to choose from for flights from Missouri to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Missouri to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Missouri to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Missouri to Chicago O'Hare Intl Airport is Embraer 170 (13.75% of total bookings). The next most popular plane models are Embraer 175 (11.54%), Canadair (Bombardier) Regional Jet CRJ-550 (9.68%), and Boeing 737 MAX 8 (9.65%).

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

Compare and see reviews for airlines that fly from Missouri to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $97	Free Cancellation	Rating 7.1 11,519 reviews	Search American Airlines flights
Contour	PriceFrom $118	Free Cancellation	Rating 7.6 42 reviews	Search Contour flights
United Airlines	PriceFrom $125	Free Cancellation	Rating 7.4 9,503 reviews	Search United Airlines flights
Southern / Mokulele	PriceFrom $140	Free Cancellation	Rating 0.0 0 reviews	Search Southern / Mokulele flights
Frontier	PriceFrom $143	Free Cancellation	Rating 5.7 3,013 reviews	Search Frontier flights

Lake Geneva

Schaumburg

South Haven

Rockford

Merrillville

Gurnee

Rosemont

Naperville

New Buffalo

Orland Park

Kenosha

Oak Brook

Joliet

Janesville

Racine

Hammond

Aurora

Elgin

Tinley Park

South Holland

Why use momondo?

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

It is quick and easy to find Missouri to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

Yes. All flights to Chicago from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Chicago from Missouri. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Missouri to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

ma. 4/27

ma. 5/4

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago

Popular cities

Other flights from Missouri

Other flights to Chicago

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United States

Flights to New York John F Kennedy Intl Airportfrom $109

Flights to Newark Airportfrom $56

Flights to New York LaGuardia Airportfrom $55

Flights to Dallas/Fort Worth Airportfrom $49

Flights to Washington, D.C. Dulles Intl Airportfrom $56

Flights to Washington, D.C. Reagan-National Airportfrom $86

Flights to Orlando Airportfrom $51

Flights to Chicago Midway Airportfrom $56

Flights to Dallas Love Field Airport

Flights to Chicago Greater Rockford Airport

Cheap flights from Missouri to Chicago from $45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Chicago departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Missouri to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Missouri to Chicago O'Hare Intl Airport

Our best Frontier deals on Missouri to Chicago O'Hare Intl Airport flight tickets

Contour flights from Missouri to Chicago O'Hare Intl Airport

Our best Contour deals on Missouri to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Missouri to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

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

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

What is the cheapest airline that flies from Missouri to Chicago O'Hare Intl?

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Missouri to Chicago O'Hare Intl Airport on average per day?

How many flights depart from Missouri to Chicago O'Hare Intl Airport on average per week?

How long does it take to fly to Chicago O'Hare Intl Airport?

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

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

Best Price Found

Fastest flight time

Direct flights

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

Compare and see reviews for airlines that fly from Missouri to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Missouri flight routes

According to popular flight searches on momondo this year

Chicago O'Hare Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Chicago

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Chicago

List of cabin classes available on flights landing in Chicago. Availability may vary depending on flight origin and airline.

Complete your trip to Chicago

Explore popular destinations other users love

According to popular flight searches on momondo this year