St. Louis

$54+ Cheap flights from O'Hare Intl (ORD) to St. Louis (STL)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — STL
Nov 4 — Nov 111
1 adult
Mon 11/4
Mon 11/11
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The best prices from Chicago O'Hare Intl to Lambert-St Louis are usually found in September or May, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from O'Hare Intl to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

September

Round-trip from

$105
(Mytrip)

One-way from

$54
(Frontier)
Provider with most accurate pricing for Chicago O'Hare Intl-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Lambert-St Louis flights.
High demand for flights, 18% potential price rise
Best time to find cheap flights, 23% potential price drop
From Chicago O'Hare Intl to Lambert-St Louis
One-way flight from Chicago O'Hare Intl to Lambert-St Louis

Find flight deals from O'Hare Intl to St. Louis

Cheapest flights from O'Hare Intl to St. Louis
Explore the most affordable flight options available from O'Hare Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2024.

This Mytrip deal was found by Cheapflights users on 10/29. 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.
Thu 12/58:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Mon 12/912:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 10/29$111
This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/148:48 pmORD - STL
1 stop11h 08mFrontier
Fri 11/157:30 pmSTL - ORD
1 stop5h 29mFrontier
Deal found 10/29$118
This Priceline deal was found by Cheapflights users on 10/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/194:44 pmORD - STL
1 stop6h 29mMultiple Airlines
Wed 11/2012:00 pmSTL - ORD
1 stop4h 10mMultiple Airlines
Deal found 10/30$122
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 12/58:50 pmORD - STL
Nonstop1h 23mAmerican Airlines
Sun 12/85:45 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 10/30$195
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 11/217:10 amORD - STL
1 stop4h 54mDelta
Sun 11/246:00 amSTL - ORD
1 stop4h 50mDelta
Deal found 10/29$215
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/192:15 pmORD - STL
Nonstop1h 24mUnited Airlines
Wed 11/206:30 amSTL - ORD
Nonstop1h 29mUnited Airlines
Deal found 10/29$257
This FareScan deal was found by Cheapflights users on 10/29. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1511:10 amORD - STL
2 stops29h 24mSpirit Airlines
Sun 11/175:29 pmSTL - ORD
3 stops25h 47mSpirit Airlines
Deal found 10/29$266
This Southwest deal was found by Cheapflights users on 10/30. 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.
Thu 12/57:30 amORD - STL
2 stops9h 40mSouthwest
Sun 12/85:30 amSTL - ORD
1 stop8h 55mSouthwest
Deal found 10/30$270

Find flights from O'Hare Intl to St. Louis within your budget

Customize your flight search to find flights from O'Hare Intl to St. Louis 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 2,570,725 searches. Data last updated October 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$105 - $257

Route

Depart

Return

Price

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 3/24

1 stop11h 30m

Lambert-St Louis

Mon 4/7

1 stop19h 25m

$105

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 11/16

1 stop6h 45m

Lambert-St Louis

Wed 11/20

1 stop3h 35m

$112

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Thu 11/14

1 stop11h 08m

Lambert-St Louis

Fri 11/15

1 stop5h 29m

$118

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 1/14

1 stop4h 38m

Lambert-St Louis

Tue 1/28

2 stops6h 09m

$181

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Thu 12/5

Nonstop1h 23m

Lambert-St Louis

Sun 12/8

Nonstop1h 22m

$195

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Fri 11/15

2 stops29h 24m

Lambert-St Louis

Sun 11/17

2 stops35h 16m

$234

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 1/1

1 stop5h 45m

Lambert-St Louis

Wed 1/1

1 stop5h 15m

$251

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 11/19

Nonstop1h 24m

Lambert-St Louis

Wed 11/20

Nonstop1h 29m

$257

Flights are sorted by cheapest first

Deals found on 10/30

Compare providers for flights from O'Hare Intl to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to St. Louis in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
MytripPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
oojoPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
GotogatePrice Accuracy3 starsTrust Score*2 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
CheapfaremartPrice Accuracy-Trust Score*1 starCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from O'Hare Intl 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.

Travel insights for flights from O'Hare Intl to St. Louis

Get recent, data-driven insights about flights from O'Hare Intl to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago O'Hare Intl Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to St. Louis. Price data was last updated on October 25, 2024.

The price you pay for your flight from Chicago O'Hare Intl Airport to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to St. Louis (average of $308). Flying from Chicago O'Hare Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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 ORD to STL?

Find hourly flight availability from O'Hare Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2024.

It’s typically best to fly out from Chicago O'Hare Intl Airport to St. Louis in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to St. Louis. Price data was last updated on October 27, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to St. Louis flight should consider departing on Tuesday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated October 30, 2024.
Get a feel of what it's like to fly with Southern / Mokulele, Frontier and Delta from Chicago to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,118 reviews

Boarding

8.3

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.1
Very good
5,118 reviews
8.1
Very good
5,118 reviews

Boarding

8.3

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
8,836 reviews
8.1
Very good
5,118 reviews

Boarding

8.3

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.4
Good
9,240 reviews
8.1
Very good
5,118 reviews

Boarding

8.3

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.3
Good
10,000 reviews
8.1
Very good
5,118 reviews

Boarding

8.3

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to St. Louis from Chicago O'Hare Intl?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Chicago O'Hare Intl. On average, Lambert-St Louis has 36 inbound flights from Chicago O'Hare Intl per day from 3 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from Chicago O'Hare Intl Airport to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from Chicago O'Hare Intl Airport to St. Louis for under $200. The cheapest flight booked recently is on Southern / Mokulele for just $105, but on average you can expect to pay $181.

  • Are there nonstop flights from Chicago O'Hare Intl Airport to St. Louis for under $200 on Cheapflights?

    Cheapflights has at least 2 direct flights from Chicago O'Hare Intl Airport to St. Louis under $200. A good price for a nonstop flight from Chicago O'Hare Intl Airport to St. Louis is less than $217.

  • Are there last-minute flights available from Chicago O'Hare Intl Airport to St. Louis for under $200?

    There are currently 8+ open flights from Chicago O'Hare Intl Airport to St. Louis within the next 7 days for less than $200.

  • What days are nonstop flights available from Chicago O'Hare Intl Airport to St. Louis?

    You can find nonstop flights on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Chicago O'Hare Intl Airport to St. Louis on average per day?

    97 flight departures from Chicago O'Hare Intl Airport to St. Louis per day on average.
    Morning (6am - Noon) - 30% of flight departures
    Afternoon (Noon - 6pm) - 41% of flight departures
    Evening (6pm - Midnight) - 29% of flight departures

  • How long is the flight from Chicago O'Hare Intl Airport to St. Louis?

    Southern / Mokulele, Frontier, and Delta can get you from Chicago O'Hare Intl Airport to St. Louis in just under 4h 38m. Your travel time can differ by up to 6h 52m. Airlines will cover a distance of 259 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to St. Louis round-trip?

    Flying on Southern / Mokulele is currently your cheapest option to St. Louis, with prices starting at $105. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $118 and $181, respectively. Southern / Mokulele is 60% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to St. Louis one-way?

    $54 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southern / Mokulele and United Airlines, with prices starting from $61 and $89, respectively.

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

    Before booking your flight to St. Louis from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: Republic Airways (100%), United Airlines (91%), GoJet( 90%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to St. Louis?

    While on average a flight from Chicago O'Hare Intl Airport to St. Louis is generally $248, our data shows the cheapest flight currently is $48. When looking at the most popular route, (Chicago O'Hare Intl - Lambert-St Louis), you can expect to pay $110 for that flight.

  • What does ORD to STL mean?

    ORD stands for Chicago O'Hare Intl Airport, while STL stands for Lambert-St Louis Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from O'Hare Intl to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your O'Hare Intl to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from O'Hare Intl to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter O'Hare Intl to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from O'Hare Intl to St. Louis?

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

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

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

  • Can I find deals for flights from O'Hare Intl to St. Louis that allow pets onboard?

    Many airlines flying from O'Hare Intl to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from O'Hare Intl to St. Louis?

    Yes, you can often find last-minute deals on O'Hare Intl to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago O'Hare Intl Airport to St. Louis flight deals updated?

    The Chicago O'Hare Intl Airport to St. Louis flight deals you see on this page were last updated on 10/30.

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

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to St. Louis (average of $308). Flying from Chicago O'Hare Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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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Top 3 airlines flying from O'Hare Intl to St. Louis

Discover the top 3 airlines that operate flights from O'Hare Intl to St. Louis. 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 2,570,725 searches. Data last updated October 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$102Average$267FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$137Average$306FlexibilityNo cancel feeOn-time69%
Southern / MokuleleCheapest$143Average$168FlexibilityNo cancel feeOn-timeN/A
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