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O'Hare Intl

$57+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ORD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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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 April 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$101
(eDestinos)

One-way from

$57
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$309

Good round-trip deal

$145 or less

Good one-way deal

$55 or less
Provider with most accurate pricing for Kansas City-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Chicago (CHI) flights.
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From Missouri to Chicago O'Hare Intl
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One-way flight from Missouri to Chicago O'Hare Intl
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Highest demand for flights based on searches. 10% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Missouri to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Missouri to Chicago O'Hare Intl.
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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 April 30, 2025.

This eDestinos deal was found by Cheapflights users on 4/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:40 amUIN - ORD
Nonstop1h 57mSouthern / Mokulele
Thu 5/291:10 pmORD - UIN
Nonstop1h 55mSouthern / Mokulele
Deal found 4/29$101
This Trip.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/265:15 pmSTL - ORD
1 stop14h 25mSouthern / Mokulele
Mon 6/28:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Deal found 4/27$125
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Sat 6/218:40 amCGI - ORD
Nonstop1h 40mContour
Sat 6/2811:25 amORD - CGI
Nonstop1h 35mContour
Deal found 4/29$144
This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:45 pmSTL - ORD
1 stop6h 35mFrontier
Wed 6/45:03 pmORD - STL
1 stop6h 34mFrontier
Deal found 4/28$162
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/136:39 pmSGF - ORD
Nonstop1h 46mUnited Airlines
Fri 6/204:16 pmORD - SGF
Nonstop1h 48mUnited Airlines
Deal found 4/29$189
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:40 pmSTL - ORD
1 stop13h 28mMultiple Airlines
Mon 7/147:05 amORD - STL
1 stop5h 05mMultiple Airlines
Deal found 4/28$195
This Delta deal was found by Cheapflights users on 4/29. 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.
Fri 6/136:56 pmSGF - ORD
1 stop5h 02mDelta
Fri 6/205:59 pmORD - SGF
1 stop4h 36mDelta
Deal found 4/29$209
This American Airlines deal was found by Cheapflights users on 4/29. 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 6/75:33 pmSGF - ORD
Nonstop1h 51mAmerican Airlines
Wed 6/117:05 pmORD - SGF
Nonstop1h 52mAmerican Airlines
Deal found 4/29$213
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 7/13:28 pmMCI - ORD
Nonstop1h 42mUnited Airlines
Tue 7/88:51 amORD - MCI
Nonstop1h 44mUnited Airlines
Deal found 4/29$217
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/275:00 amSTL - ORD
Nonstop1h 30mUnited Airlines
Tue 6/37:45 pmORD - STL
Nonstop1h 30mUnited Airlines
Deal found 4/29$217
This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/303:02 pmMCI - ORD
1 stop9h 15mFrontier
Mon 6/25:10 amORD - MCI
1 stop8h 29mFrontier
Deal found 4/28$218
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/246:00 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Sun 5/2511:47 amORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 4/29$218

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 April 30, 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

QuincyChicago

UIN - ORD

UINORD

Quincy Regional

Wed 5/28

5:40 am-7:37 am

Nonstop1h 57m

Chicago O'Hare Intl

Thu 5/29

1:10 pm-3:05 pm

Nonstop1h 55m

$101

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Mon 5/26

5:15 pm-7:40 am

1 stop14h 25m

Chicago O'Hare Intl

Mon 6/2

8:25 am-8:10 pm

1 stop11h 45m

$125

Cape GirardeauChicago

CGI - ORD

CGIORD

Cape Girardeau

Sat 6/21

8:40 am-10:20 am

Nonstop1h 40m

Chicago O'Hare Intl

Sat 6/28

11:25 am-1:00 pm

Nonstop1h 35m

$144

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Wed 5/28

5:45 pm-12:20 am

1 stop6h 35m

Chicago O'Hare Intl

Wed 6/4

5:03 pm-11:37 pm

1 stop6h 34m

$162

SpringfieldChicago

SGF - ORD

SGFORD

Springfield-Branson

Fri 6/13

6:39 pm-8:25 pm

Nonstop1h 46m

Chicago O'Hare Intl

Fri 6/20

4:16 pm-6:04 pm

Nonstop1h 48m

$189

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Wed 7/9

5:40 pm-7:08 am

1 stop13h 28m

Chicago O'Hare Intl

Mon 7/14

7:05 am-12:10 pm

1 stop5h 05m

$195

SpringfieldChicago

SGF - ORD

SGFORD

Springfield-Branson

Fri 6/13

6:56 pm-11:58 pm

1 stop5h 02m

Chicago O'Hare Intl

Fri 6/20

5:59 pm-10:35 pm

1 stop4h 36m

$209

SpringfieldChicago

SGF - ORD

SGFORD

Springfield-Branson

Sat 6/7

5:33 pm-7:24 pm

Nonstop1h 51m

Chicago O'Hare Intl

Wed 6/11

7:05 pm-8:57 pm

Nonstop1h 52m

$213

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Tue 7/1

3:28 pm-5:10 pm

Nonstop1h 42m

Chicago O'Hare Intl

Tue 7/8

8:51 am-10:35 am

Nonstop1h 44m

$217

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Fri 5/30

3:02 pm-12:17 am

1 stop9h 15m

Chicago O'Hare Intl

Mon 6/2

5:10 am-1:39 pm

1 stop8h 29m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 48 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 $321). 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 April 30, 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 April 30, 2025.

The most flights from USMO to ORD are scheduled on a Tuesday (69 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 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 April 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    $57 is the cheapest one-way deal found within the past few days, from Southern / Mokulele. You may also be able to find cheap deals on Frontier and Contour, with prices starting from $81 and $84, respectively.

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

    The most popular route from Missouri to Chicago O'Hare Intl Airport is Kansas City - Chicago O'Hare Intl. You may also consider Lambert-St Louis - Chicago O'Hare Intl or Springfield-Branson - Chicago O'Hare Intl.

  • 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 Copa Airlines (95%), Japan Airlines (86%) or British Airways (83%) 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 $120. While the most popular route (Kansas City - Chicago O'Hare Intl) can be booked for $225 on average our data indicates $1,093 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 $321). 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

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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.
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Atlanta to Midway flights
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
ContourCheapest$86Average$155FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$115Average$306FlexibilityNo cancel feeOn-time71%
Southern / MokuleleCheapest$118Average$181FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$122Average$315FlexibilityNo cancel feeOn-time69%

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