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St. Louis

$66+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — STL
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheapflights Tip: The best prices from Columbus to Lambert-St Louis are usually found in May or December, booked 77 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap 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 January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Tue 2/105:45 am
CMH
-
STL
2 stops26h 06m
Multiple Airlines
Sat 2/148:17 pm
STL
-
CMH
1 stop13h 15m
Multiple Airlines
Deal found 1/26$151
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:02 pm
CMH
-
STL
1 stop27h 25m
Frontier
Sat 2/142:51 pm
STL
-
CMH
1 stop27h 33m
Frontier
Deal found 1/26$181
This Delta deal was found by Cheapflights users on 1/26. 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.
Tue 2/175:35 pm
CMH
-
STL
1 stop4h 08m
Delta
Thu 2/197:10 am
STL
-
CMH
1 stop6h 54m
Delta
Deal found 1/26$191
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 2/1611:39 am
CMH
-
STL
2 stops44h 12m
Multiple Airlines
Fri 2/273:49 pm
STL
-
CMH
1 stop17h 16m
Multiple Airlines
Deal found 1/26$194
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Fri 2/1310:54 am
CMH
-
STL
1 stop20h 57m
Multiple Airlines
Tue 2/173:49 pm
STL
-
CMH
2 stops17h 55m
Multiple Airlines
Deal found 1/23$224
This Southwest deal was found by Cheapflights users on 1/24. 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 3/265:30 am
CMH
-
STL
1 stop6h 20m
Southwest
Thu 3/262:30 pm
STL
-
CMH
1 stop5h 45m
Southwest
Deal found 1/24$235
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Fri 2/1310:54 am
CMH
-
STL
1 stop20h 57m
Frontier
Tue 2/173:49 pm
STL
-
CMH
1 stop19h 41m
Frontier
Deal found 1/23$258
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:23 am
CMH
-
STL
1 stop4h 09m
Delta
Sun 3/16:35 am
STL
-
CMH
1 stop5h 51m
Delta
Deal found 1/25$260
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Fri 2/2711:17 am
CMH
-
STL
1 stop20h 34m
Frontier
Sun 3/110:11 pm
STL
-
CMH
2 stops20h 17m
Frontier
Deal found 1/24$268
This Expedia deal was found by Cheapflights users on 1/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3111:24 am
CMH
-
STL
1 stop13h 09m
Frontier
Mon 2/210:16 am
STL
-
CMH
1 stop7h 49m
Frontier
Deal found 1/24$271
This Southwest deal was found by Cheapflights users on 1/26. 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.
Mon 2/168:55 pm
CMH
-
STL
Nonstop1h 35m
Southwest
Fri 2/278:55 am
STL
-
CMH
1 stop4h 20m
Southwest
Deal found 1/26$272

Find 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(Delta)

One-way from

$66
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$275

Good round-trip deal

$356 or less

Good one-way deal

$203 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. 7% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 26, 2026.
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

Tue 2/10

5:45 am-6:51 am

2 stops26h 06m

Lambert-St Louis

Sat 2/14

8:17 pm-10:32 am

1 stop13h 15m

$151

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 2/23

6:35 pm-11:36 pm

1 stop6h 01m

Lambert-St Louis

Thu 2/26

6:35 am-1:26 pm

1 stop5h 51m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 3/25

10:31 am-12:58 pm

1 stop3h 27m

Lambert-St Louis

Wed 4/1

6:00 am-12:04 pm

1 stop5h 04m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 4/8

6:00 am-11:09 am

1 stop6h 09m

Lambert-St Louis

Sat 4/11

7:03 am-12:00 pm

1 stop3h 57m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 2/17

5:35 pm-8:43 pm

1 stop4h 08m

Lambert-St Louis

Thu 2/19

7:10 am-3:04 pm

1 stop6h 54m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 2/13

10:54 am-6:51 am

1 stop20h 57m

Lambert-St Louis

Tue 2/17

3:49 pm-10:44 am

2 stops17h 55m

$224

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Thu 3/26

5:30 am-10:50 am

1 stop6h 20m

Lambert-St Louis

Thu 3/26

2:30 pm-9:15 pm

1 stop5h 45m

$235

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 4/8

1:15 pm-9:15 pm

2 stops9h 00m

Lambert-St Louis

Sat 4/11

7:05 am-12:00 pm

1 stop3h 55m

$240

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 2/16

5:02 am-8:35 am

1 stop4h 33m

Lambert-St Louis

Fri 2/27

6:57 pm-12:26 am

1 stop4h 29m

$260

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Thu 2/26

6:23 am-9:32 am

1 stop4h 09m

Lambert-St Louis

Sun 3/1

6:35 am-1:26 pm

1 stop5h 51m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbus Airport-St. Louis flight deals on Cheapflights vs. FlightHub >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 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 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

How far ahead should I book a flight from Columbus Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Columbus to St. Louis. Price data was last updated on January 23, 2026.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Columbus Airport to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 March is currently the most expensive (average of $270). 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 January 26, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% 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 January 26, 2026.
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
4,268 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,189 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 $191, Delta can have you in St. Louis from Columbus Airport in 6h 01m. Columbus Airport and St. Louis are separated by a distance of 409 mi.

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

    According to our current data, Southwest ($205), and American Airlines ($208) offers the cheapest pricing from Columbus Airport to St. Louis. You may be able to fly from Columbus Airport to St. Louis for 37% 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 $163. While the most popular route (Columbus - Lambert-St Louis) can be booked for $191 on average, our data indicates $337 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 March is currently the most expensive (average of $270). 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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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.
Columbus to Kansas City flights
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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$205Average$352FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$208Average$470FlexibilityNo cancel feeOn-time71%

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