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$42+ Cheap flights from Columbus (CMH) 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — STL
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Columbus to St. Louis

Cheapest flights from Columbus to St. Louis
Explore the most affordable flight options available from Columbus to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Mytrip deal was found by Cheapflights users on 10/25. 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.
Mon 11/108:03 pmCMH - STL
1 stop14h 04mFrontier
Fri 11/145:05 pmSTL - CMH
1 stop19h 38mFrontier
Deal found 10/25$152
This Mytrip deal was found by Cheapflights users on 10/26. 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 11/148:03 pmCMH - STL
1 stop14h 04mFrontier
Sun 11/167:45 pmSTL - CMH
1 stop22h 23mFrontier
Deal found 10/26$205
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:03 pmCMH - STL
1 stop14h 04mFrontier
Thu 11/67:45 pmSTL - CMH
1 stop22h 23mFrontier
Deal found 10/28$211
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:03 pmCMH - STL
1 stop14h 04mFrontier
Sun 11/97:45 pmSTL - CMH
1 stop22h 23mFrontier
Deal found 10/26$214
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/152:38 pmCMH - STL
1 stop23h 39mFrontier
Sun 11/167:45 pmSTL - CMH
1 stop22h 23mFrontier
Deal found 10/26$234
This Booking.com deal was found by Cheapflights users on 10/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:03 pmCMH - STL
1 stop14h 04mFrontier
Sun 11/27:45 pmSTL - CMH
1 stop22h 23mFrontier
Deal found 10/27$240
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:14 amCMH - STL
1 stop12h 19mMultiple Airlines
Wed 12/177:43 pmSTL - CMH
2 stops23h 35mMultiple Airlines
Deal found 10/26$245
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amCMH - STL
1 stop4h 45mDelta
Wed 12/176:39 amSTL - CMH
1 stop5h 47mDelta
Deal found 10/26$257
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:20 pmCMH - STL
Nonstop1h 30mSouthwest
Wed 12/38:35 amSTL - CMH
Nonstop1h 20mSouthwest
Deal found 10/27$268

Cheap flight deals from Columbus to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) 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 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$152
(Mytrip)

One-way from

$42
(Trip.com)

Popular in

February

Cheapest in

May

Average price

$406

Good round-trip deal

$304 or less

Good one-way deal

$144 or less
Provider with most accurate pricing for Columbus-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbus-Lambert-St Louis flights.
Search Deals
From Columbus to Lambert-St Louis
Search Deals
One-way flight from Columbus to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Columbus to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from Columbus to Lambert-St Louis.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus 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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Columbus Airport to St. Louis that are best for you.

Fly from

Columbus

Fly to

St. Louis

Route

Depart

Return

Price

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Sat 11/15

2:38 pm-1:17 pm

1 stop23h 39m

Lambert-St Louis

Sun 11/16

7:45 pm-7:08 pm

1 stop22h 23m

$234

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 12/10

7:00 am-10:45 am

1 stop4h 45m

Lambert-St Louis

Wed 12/17

6:39 am-1:26 pm

1 stop5h 47m

$257

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 11/26

9:20 pm-9:50 pm

Nonstop1h 30m

Lambert-St Louis

Wed 12/3

8:35 am-10:55 am

Nonstop1h 20m

$268

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 11/7

4:30 pm-9:07 am

2 stops17h 37m

Lambert-St Louis

Sun 11/9

11:23 am-3:35 pm

1 stop27h 12m

$275

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 11/14

8:03 pm-9:07 am

1 stop14h 04m

Lambert-St Louis

Sun 11/16

7:45 pm-3:35 pm

2 stops18h 50m

$283

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 3/10

6:00 pm-8:39 pm

1 stop3h 39m

Lambert-St Louis

Wed 3/11

6:00 am-11:38 am

1 stop4h 38m

$289

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 3/18

7:10 am-7:45 am

Nonstop1h 35m

Lambert-St Louis

Wed 3/25

6:45 pm-9:05 pm

Nonstop1h 20m

$289

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 1/26

8:50 am-9:35 am

Nonstop1h 45m

$124

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 12/15

9:00 am-9:30 am

Nonstop1h 30m

$124

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 1/5

9:00 pm-9:30 pm

Nonstop1h 30m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 17 results
1
2

Compare providers for flights from Columbus 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 Columbus to St. Louis in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*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 Columbus Airport-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Columbus Airport-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Columbus Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 Columbus 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 Columbus to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Columbus 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 Columbus Airport to St. Louis

What is the cheapest month to book a flight from Columbus Airport to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Columbus Airport to St. Louis (average of $158). Flying from Columbus Airport to St. Louis in November is currently the most expensive (average of $271). 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 CMH to STL?

Find hourly flight availability from Columbus 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 28, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Columbus Airport to St. Louis by exploring options for tickets at noon.

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 28, 2025.
Read through reviews of airlines operating flights from Columbus Airport to St. Louis, such as Southwest and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Columbus 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 Columbus?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Columbus. On average, Lambert-St Louis has 1 inbound flight from Columbus per day from 2 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • How long is the flight from Columbus Airport to St. Louis?

    For as low as $268, Frontier can have you in St. Louis from Columbus Airport in 1h 30m. Columbus Airport and St. Louis are separated by a distance of 409 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Columbus Airport to St. Louis round-trip?

    According to our current data, American Airlines ($188), and Southwest ($224) offers the cheapest pricing from Columbus Airport to St. Louis. You may be able to fly from Columbus Airport to St. Louis for 46% less than the average price by searching for these airlines.

  • What are the cheapest flights from Columbus Airport to St. Louis?

    Looking at all options, your cheapest flight can be booked for $123. While the most popular route (Columbus - Lambert-St Louis) can be booked for $245 on average, our data indicates $315 when flying from Columbus Airport to St. Louis.

  • Can I find deals for flights from Columbus to St. Louis that include hotel bookings?

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

  • How can I find direct flights from Columbus to St. Louis?

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

  • Can I find deals for business class flights from Columbus to St. Louis?

    Yes. Cheapflights offers flight deals from Columbus 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.

  • What is the cheapest month to book a flight from Columbus Airport to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Columbus Airport to St. Louis (average of $158). Flying from Columbus Airport to St. Louis in November is currently the most expensive (average of $271). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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Alternative routes for Columbus to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Columbus to Springfield flights

Top 2 airlines flying from Columbus to St. Louis

Discover the top 2 airlines that operate flights from Columbus 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 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$188Average$450FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$224Average$342FlexibilityNo cancel feeOn-time63%

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