O'Hare Intl

$49+ Cheap flights from Missouri to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ORD
Apr 2 — Apr 91
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Cheap flight deals from Missouri to O'Hare Intl

Keep the following information in mind while searching for Missouri to O'Hare Intl flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$112
(American Airlines)

One-way from

$49
(United Airlines)

Good round-trip deal

$128 or less

Good one-way deal

$219 or less
Provider with most accurate pricing for Kansas City Downtown-Chicago (CHI) flight deals.
Provider most trusted by Cheapflights users for Kansas City Downtown-Chicago (CHI) flights.
From Missouri to Chicago O'Hare Intl
One-way flight from Missouri to Chicago O'Hare Intl
Price to beat on a round-trip flight from Missouri to Chicago O'Hare Intl.
Price to beat on a one-way flight from Missouri to Chicago O'Hare Intl.

Find flight deals from Missouri to O'Hare Intl

Cheapest flights from Missouri to O'Hare Intl
Explore the most affordable flight options available from Missouri to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1912:00 pmSTL - ORD
Nonstop1h 24mAmerican Airlines
Tue 4/294:45 pmORD - STL
Nonstop1h 17mAmerican Airlines
Deal found 3/27$112
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/168:00 amSTL - ORD
1 stop6h 00mSouthwest
Wed 4/164:00 pmORD - STL
1 stop6h 10mSouthwest
Deal found 3/26$117
This Mytrip deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:40 amCGI - ORD
Nonstop1h 40mContour
Fri 5/25:00 pmORD - CGI
Nonstop1h 35mContour
Deal found 3/26$126
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Mon 4/288:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Deal found 3/27$136
This Trip.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1110:35 amUIN - ORD
Nonstop1h 57mSouthern / Mokulele
Tue 4/151:10 pmORD - UIN
Nonstop1h 55mSouthern / Mokulele
Deal found 3/27$152
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/196:00 amSTL - ORD
2 stops6h 39mDelta
Tue 4/299:55 amORD - STL
1 stop6h 31mDelta
Deal found 3/27$182
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:38 pmSTL - ORD
1 stop10h 30mMultiple Airlines
Mon 4/148:25 amORD - STL
1 stop11h 45mMultiple Airlines
Deal found 3/27$183
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/14:57 pmSTL - ORD
1 stop17h 43mFrontier
Tue 4/89:34 amORD - STL
1 stop14h 12mFrontier
Deal found 3/27$186
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:25 amSGF - ORD
Nonstop1h 40mAmerican Airlines
Sat 5/31:50 pmORD - SGF
Nonstop1h 44mAmerican Airlines
Deal found 3/27$189
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/118:10 amSTL - ORD
Nonstop1h 25mUnited Airlines
Sat 6/146:11 pmORD - STL
Nonstop1h 26mUnited Airlines
Deal found 3/27$197
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/257:59 amJLN - ORD
Nonstop1h 56mUnited Airlines
Tue 4/299:45 pmORD - JLN
Nonstop2h 00mUnited Airlines
Deal found 3/26$201
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/145:40 amMCI - ORD
2 stops7h 05mSouthwest
Mon 4/215:45 pmORD - MCI
1 stop5h 20mSouthwest
Deal found 3/28$248

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Missouri to Chicago O'Hare Intl Airport that are best for you.

Fly from

Missouri

Fly to

O'Hare Intl

Route

Depart

Return

Price

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 4/19

12:00 pm-1:24 pm

Nonstop1h 24m

Chicago O'Hare Intl

Tue 4/29

4:45 pm-6:02 pm

Nonstop1h 17m

$112

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Wed 4/16

8:00 am-2:00 pm

1 stop6h 00m

Chicago O'Hare Intl

Wed 4/16

4:00 pm-10:10 pm

1 stop6h 10m

$117

Cape GirardeauChicago

CGI - ORD

CGIORD

Cape Girardeau

Fri 4/25

8:40 am-10:20 am

Nonstop1h 40m

Chicago O'Hare Intl

Fri 5/2

5:00 pm-6:35 pm

Nonstop1h 35m

$126

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 4/24

12:15 pm-3:50 pm

1 stop3h 35m

Chicago O'Hare Intl

Mon 4/28

8:25 am-8:10 pm

1 stop11h 45m

$136

QuincyChicago

UIN - ORD

UINORD

Quincy Regional

Fri 4/11

10:35 am-12:32 pm

Nonstop1h 57m

Chicago O'Hare Intl

Tue 4/15

1:10 pm-3:05 pm

Nonstop1h 55m

$152

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 4/19

6:00 am-12:39 pm

2 stops6h 39m

Chicago O'Hare Intl

Tue 4/29

9:55 am-4:26 pm

1 stop6h 31m

$182

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Fri 4/11

6:38 pm-5:08 am

1 stop10h 30m

Chicago O'Hare Intl

Mon 4/14

8:25 am-8:10 pm

1 stop11h 45m

$183

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 4/10

4:57 pm-8:49 am

1 stop15h 52m

Chicago O'Hare Intl

Sun 4/13

9:25 am-11:46 pm

1 stop14h 21m

$188

SpringfieldChicago

SGF - ORD

SGFORD

Springfield-Branson

Sun 4/27

7:09 am-8:49 am

Nonstop1h 40m

Chicago O'Hare Intl

Sat 5/3

8:20 pm-10:19 pm

Nonstop1h 59m

$189

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Wed 6/11

8:10 am-9:35 am

Nonstop1h 25m

Chicago O'Hare Intl

Sat 6/14

6:11 pm-7:37 pm

Nonstop1h 26m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 47 results
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Best time to book a flight from Missouri to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Missouri to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Missouri to Chicago O'Hare Intl Airport (average of $245). Flying from Missouri to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to ORD?

Find hourly flight availability from Missouri to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Chicago O'Hare Intl Airport as you normally would.

Weekly flight availability from Missouri to Chicago O'Hare Intl Airport

Explore weekly flight availability from Missouri to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 28, 2025.

The most flights from USMO to ORD are scheduled on a Thursday (59 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated March 28, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Missouri to Chicago by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Missouri to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Missouri to Chicago O'Hare Intl Airport one-way?

    $49 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Southern / Mokulele and Southwest, with prices starting from $56 and $59, respectively.

  • What are the most popular routes from Missouri to Chicago O'Hare Intl Airport?

  • What are the most reliable airlines from Missouri to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Missouri to Chicago O'Hare Intl Airport consider choosing Iberia (93%), Copa Airlines (93%) or Royal Jordanian (91%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Missouri to Chicago O'Hare Intl Airport?

    Looking at all options, your cheapest flight can be booked for $100. While the most popular route (Kansas City - Chicago O'Hare Intl) can be booked for $197 on average our data indicates $2,368 when flying from Missouri to Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Missouri to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Missouri to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to O'Hare Intl.

  • Can I find deals for business class flights from Missouri to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Missouri to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Missouri to Chicago O'Hare Intl Airport (average of $245). Flying from Missouri to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Missouri?

Book flights to Missouri if you plan to visit one of these locations
Rosemont
Beloit
Naperville
Schaumburg
Racine
Hoffman Estates
Rockford
Tinley Park
Skokie
Kenosha
Arlington Heights
Joliet
Orland Park
Merrillville
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Evanston
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Elgin
Glenview
Lake Geneva

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Alternative routes for Missouri to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Missouri to O'Hare Intl

Discover the top 4 airlines that operate flights from Missouri to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
ContourCheapest$86Average$154FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$115Average$308FlexibilityNo cancel feeOn-time71%
Southern / MokuleleCheapest$118Average$182FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$123Average$309FlexibilityNo cancel feeOn-time69%
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