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$61+ Cheap flights from Columbus 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — STL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Columbus to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (C01) 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 September 15, 2025.

Round-trip from

$121
(United Airlines)

One-way from

$61
(United Airlines)

Popular in

February

Cheapest in

May

Average price

$464
From Columbus to Lambert-St Louis
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One-way flight from Columbus to Lambert-St Louis
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Highest demand for flights based on searches. 13% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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 12/311:00 amCMH - STL
1 stop5h 40mUnited Airlines
Sat 12/65:27 pmSTL - CMH
1 stop3h 42mUnited Airlines
Deal found 9/13$121
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/47:45 amCMH - STL
1 stop6h 29mAmerican Airlines
Sat 11/85:00 amSTL - CMH
1 stop4h 23mAmerican Airlines
Deal found 9/15$159
This Delta deal was found by Cheapflights users on 9/15. 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 11/137:57 pmCMH - STL
1 stop4h 43mDelta
Sun 11/167:02 pmSTL - CMH
1 stop4h 16mDelta
Deal found 9/15$177
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/106:02 amCMH - STL
1 stop5h 47mUnited Airlines
Sun 10/125:00 amSTL - CMH
1 stop3h 58mUnited Airlines
Deal found 9/14$191
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 11/46:55 pmCMH - STL
Nonstop1h 30mSouthwest
Sat 11/88:45 amSTL - CMH
Nonstop1h 20mSouthwest
Deal found 9/15$232
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 11/132:49 pmCMH - STL
2 stops19h 18mMultiple Airlines
Sun 11/167:45 pmSTL - CMH
1 stop22h 23mMultiple Airlines
Deal found 9/15$253
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 12/310:50 amCMH - STL
1 stop25h 11mMultiple Airlines
Sat 12/67:43 pmSTL - CMH
2 stops14h 07mMultiple Airlines
Deal found 9/13$255
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 11/148:03 pmCMH - STL
1 stop14h 04mFrontier
Sun 11/167:45 pmSTL - CMH
2 stops18h 50mFrontier
Deal found 9/15$258
This Frontier deal was found by Cheapflights users on 9/15. 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 11/1311:09 amCMH - STL
2 stops22h 58mFrontier
Sun 11/167:45 pmSTL - CMH
2 stops18h 50mFrontier
Deal found 9/15$265
This Trip.com deal was found by Cheapflights users on 9/15. 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.
Thu 9/2511:21 amCMH - STL
1 stop26h 41mFrontier
Sun 9/287:55 pmSTL - CMH
1 stop22h 44mFrontier
Deal found 9/15$294
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/2011:42 amCMH - STL
1 stop6h 28mAmerican Airlines
Tue 12/236:35 pmSTL - CMH
1 stop4h 57mAmerican Airlines
Deal found 9/14$295

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 September 15, 2025.
Use the filters below to find and compare flights from Columbus 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

Wed 12/3

11:00 am-3:40 pm

1 stop5h 40m

Lambert-St Louis

Sat 12/6

5:27 pm-10:09 pm

1 stop3h 42m

$121

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 10/10

6:02 am-10:49 am

1 stop5h 47m

Lambert-St Louis

Sun 10/12

5:00 am-9:58 am

1 stop3h 58m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 11/4

6:55 pm-7:25 pm

Nonstop1h 30m

Lambert-St Louis

Sat 11/8

8:45 am-11:05 am

Nonstop1h 20m

$232

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 12/3

6:55 pm-7:25 pm

Nonstop1h 30m

Lambert-St Louis

Sat 12/6

8:45 am-11:05 am

Nonstop1h 20m

$232

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 12/3

10:50 am-11:01 am

1 stop25h 11m

Lambert-St Louis

Sat 12/6

7:43 pm-10:50 am

2 stops14h 07m

$255

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

$258

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 10/10

1:25 pm-9:07 am

2 stops20h 42m

Lambert-St Louis

Sun 10/12

6:05 pm-11:23 am

1 stop16h 18m

$327

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 10/10

8:55 pm-9:20 pm

Nonstop1h 25m

Lambert-St Louis

Sun 10/12

8:00 am-10:20 am

Nonstop1h 20m

$339

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 9/26

8:34 pm-9:06 am

1 stop13h 32m

Lambert-St Louis

Mon 9/29

4:00 pm-11:41 am

2 stops18h 41m

$339

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Sat 12/13

7:00 am-12:15 pm

1 stop6h 15m

$61

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 19 results
1
2

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 to St. Louis

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

Currently, August is the cheapest month in which you can book a flight from Columbus to St. Louis (average of $311). Flying from Columbus 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 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 September 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from Columbus to St. Louis by exploring options for tickets at noon.

What is the cheapest day to fly from Columbus to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Columbus to St. Louis. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Columbus to St. Louis flight should consider departing on Thursday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 15, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Columbus to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

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
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

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?

    For a flight from Columbus to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 1 inbound flight from Columbus per day. 4 airlines have flights to Lambert-St Louis from Columbus on a regular basis.

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

    A quick flight from Columbus to St. Louis can take about 1h 30m. United Airlines provides one of the quickest options available for as low as $232. The distance between Columbus and St. Louis is about 409 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Delta ($176), American Airlines ($188), and Southwest ($225) offers the cheapest pricing from Columbus to St. Louis. You may be able to fly from Columbus to St. Louis for 50% less than the average price by searching for these airlines.

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

    Looking for the cheapest flight from Columbus to St. Louis? While on average our users pay $351, our data indicates the cheapest price to be $173. The most popular route (Columbus - Lambert-St Louis), is priced around $167.

  • 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 to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Columbus to St. Louis (average of $311). Flying from Columbus 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

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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Top 4 airlines flying from Columbus to St. Louis

Discover the top 4 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$176Average$329FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$347FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$222Average$387FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$226Average$354FlexibilityNo cancel feeOn-time63%

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