$65+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — STL
May 15 — May 221
Round-trip
1 adult, Economy
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Find cheap flights from Columbus to St. Louis with Cheapflights
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Cheapest flights from Columbus to St. LouisExplore 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 April 15, 2026.
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 April 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Frontier
Mon 5/48:23 pm
STL
- CMH
1 stop19h 47m
Frontier
Deal found 4/11![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Frontier
Sun 5/34:59 pm
STL
- CMH
1 stop15h 49m
Frontier
Deal found 4/11![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Thu 6/46:05 pm
CMH
- STL
1 stop15h 50m
Frontier
Mon 6/85:27 pm
STL
- CMH
1 stop22h 38m
Frontier
Deal found 4/13![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/86:43 pm
CMH
- STL
2 stops15h 12m
Frontier
Mon 5/115:27 pm
STL
- CMH
1 stop22h 43m
Frontier
Deal found 4/11![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/1612:01 pm
CMH
- STL
1 stop13h 20m
Frontier
Sat 5/235:27 pm
STL
- CMH
1 stop22h 43m
Frontier
Deal found 4/13![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:05 pm
CMH
- STL
1 stop15h 50m
Multiple Airlines
Tue 5/196:33 pm
STL
- CMH
2 stops22h 02m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Multiple Airlines
Sun 5/34:59 pm
STL
- CMH
2 stops17h 06m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/81:37 pm
CMH
- STL
1 stop11h 44m
Multiple Airlines
Mon 5/115:27 pm
STL
- CMH
1 stop22h 43m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/161:47 pm
CMH
- STL
2 stops28h 07m
Multiple Airlines
Sat 5/235:27 pm
STL
- CMH
1 stop22h 43m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Thu 6/46:05 pm
CMH
- STL
1 stop15h 50m
Multiple Airlines
Mon 6/85:27 pm
STL
- CMH
2 stops17h 55m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$228
Best flights from Columbus to St. LouisDiscover carefully curated flight deals from Columbus to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
Discover carefully curated flight deals from Columbus to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
This Delta deal was found by Cheapflights users on 4/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:10 am
CMH
- STL
1 stop6h 00m
Delta
Thu 5/211:27 pm
STL
- CMH
1 stop7h 06m
Delta
Deal found 4/13![Delta logo]()
$273
This Southwest deal was found by Cheapflights users on 4/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/164:30 pm
CMH
- STL
1 stop4h 15m
Southwest
Sat 5/236:55 pm
STL
- CMH
Nonstop1h 20m
Southwest
Deal found 4/13![Southwest logo]()
$288
This United Airlines deal was found by Cheapflights users on 4/12. 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 8/286:00 pm
CMH
- STL
1 stop4h 22m
United Airlines
Sun 8/308:00 am
STL
- CMH
1 stop4h 09m
United Airlines
Deal found 4/12![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/164:59 pm
CMH
- STL
1 stop5h 39m
Delta
Sat 5/2312:59 pm
STL
- CMH
1 stop5h 44m
Delta
Deal found 4/14![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 4/11. 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.
Fri 5/112:40 pm
CMH
- STL
1 stop7h 15m
Southwest
Mon 5/48:25 pm
STL
- CMH
Nonstop1h 20m
Southwest
Deal found 4/11![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 4/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:55 pm
CMH
- STL
1 stop6h 01m
Delta
Sat 6/67:05 pm
STL
- CMH
1 stop4h 20m
Delta
Deal found 4/13![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 4/11. 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.
Fri 5/88:55 am
CMH
- STL
1 stop5h 00m
Southwest
Mon 5/118:25 pm
STL
- CMH
Nonstop1h 20m
Southwest
Deal found 4/11![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 4/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/64:59 pm
CMH
- STL
1 stop5h 39m
Delta
Sun 6/75:24 pm
STL
- CMH
1 stop5h 17m
Delta
Deal found 4/13![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 4/10. 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 6/116:35 am
CMH
- STL
1 stop5h 25m
Southwest
Tue 6/167:10 pm
STL
- CMH
Nonstop1h 20m
Southwest
Deal found 4/10![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:58 pm
CMH
- STL
1 stop4h 11m
Delta
Sun 5/171:59 pm
STL
- CMH
1 stop6h 00m
Delta
Deal found 4/14![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/11. 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 6/125:01 pm
CMH
- STL
1 stop6h 13m
Delta
Sun 6/147:12 pm
STL
- CMH
1 stop4h 42m
Delta
Deal found 4/11![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/12. 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 7/1412:48 pm
CMH
- STL
1 stop4h 26m
Delta
Mon 7/201:22 pm
STL
- CMH
1 stop4h 41m
Delta
Deal found 4/12![Delta logo]()
$297
Last-minute flights from Columbus to St. LouisDiscover last-minute flight deals from Columbus to St. Louis. Data last updated April 15, 2026 and is based on user searches.
Discover last-minute flight deals from Columbus to St. Louis. Data last updated April 15, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/11. 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 4/2310:38 am
CMH
- STL
1 stop13h 41m
Frontier
Sun 4/264:59 pm
STL
- CMH
1 stop15h 59m
Frontier
Deal found 4/11![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Frontier
Mon 5/48:23 pm
STL
- CMH
1 stop19h 47m
Frontier
Deal found 4/11![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Frontier
Sun 5/34:59 pm
STL
- CMH
1 stop15h 49m
Frontier
Deal found 4/11![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/16:35 pm
CMH
- STL
1 stop13h 15m
Multiple Airlines
Sun 5/34:59 pm
STL
- CMH
2 stops17h 06m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/86:43 pm
CMH
- STL
2 stops15h 12m
Frontier
Mon 5/115:27 pm
STL
- CMH
1 stop22h 43m
Frontier
Deal found 4/11![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/81:37 pm
CMH
- STL
1 stop11h 44m
Multiple Airlines
Mon 5/115:27 pm
STL
- CMH
1 stop22h 43m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 5/88:48 pm
CMH
- STL
1 stop28h 33m
Multiple Airlines
Tue 5/126:33 pm
STL
- CMH
2 stops17h 09m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:05 pm
CMH
- STL
1 stop15h 50m
Multiple Airlines
Tue 5/196:33 pm
STL
- CMH
2 stops22h 02m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/1612:01 pm
CMH
- STL
1 stop13h 20m
Frontier
Sat 5/235:27 pm
STL
- CMH
1 stop22h 43m
Frontier
Deal found 4/13![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/161:47 pm
CMH
- STL
2 stops28h 07m
Multiple Airlines
Sat 5/235:27 pm
STL
- CMH
1 stop22h 43m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$227
One-way flights from Columbus to St. LouisSearch for one-way flight options from Columbus to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
Search for one-way flight options from Columbus to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:05 pm
CMH
- STL
1 stop15h 50m
Frontier
Deal found 4/14![Frontier logo]()
$65
This Frontier deal was found by Cheapflights users on 4/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:20 pm
CMH
- STL
1 stop6h 01m
Frontier
Deal found 4/14![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:05 pm
CMH
- STL
1 stop15h 50m
Frontier
Deal found 4/14![Frontier logo]()
$78
This Frontier deal was found by Cheapflights users on 4/11. 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 5/77:20 pm
CMH
- STL
1 stop6h 01m
Frontier
Deal found 4/11![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 5/88:48 pm
CMH
- STL
1 stop28h 33m
Frontier
Deal found 4/10![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:43 pm
CMH
- STL
1 stop25h 40m
Frontier
Deal found 4/14![Frontier logo]()
$95
This Trip.com deal was found by Cheapflights users on 4/10. 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.
Fri 4/2411:03 am
CMH
- STL
1 stop13h 16m
Frontier
Deal found 4/10![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 6/116:00 pm
CMH
- STL
1 stop15h 52m
Frontier
Deal found 4/12![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Mon 5/116:43 pm
CMH
- STL
2 stops23h 50m
Frontier
Deal found 4/13![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 4/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:27 pm
CMH
- STL
1 stop7h 47m
Frontier
Deal found 4/14![Frontier logo]()
$115
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 April 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $140 (Kiwi.com) |
One-way from | $65 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $354 |
Good round-trip deal | $357 or less |
Good one-way deal | $179 or less |
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 April 15, 2026.
Use the filters below to find and compare flights from Columbus Airport to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Tue 5/19
8:10 am-1:10 pm
1 stop6h 00m
Lambert-St Louis
Thu 5/21
1:27 pm-9:33 pm
1 stop7h 06m
$273
Quickest round-trip
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Sat 5/16
4:30 pm-7:45 pm
1 stop4h 15m
Lambert-St Louis
Sat 5/23
6:55 pm-9:15 pm
Nonstop1h 20m
$288
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Sat 5/16
4:59 pm-9:38 pm
1 stop5h 39m
Lambert-St Louis
Sat 5/23
12:59 pm-7:43 pm
1 stop5h 44m
$289
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 6/5
12:55 pm-5:56 pm
1 stop6h 01m
Lambert-St Louis
Sat 6/6
7:05 pm-12:25 am
1 stop4h 20m
$293
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Sat 6/6
4:59 pm-9:38 pm
1 stop5h 39m
Lambert-St Louis
Sun 6/7
5:24 pm-11:41 pm
1 stop5h 17m
$293
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 8/28
6:00 pm-9:22 pm
1 stop4h 22m
Lambert-St Louis
Sun 8/30
8:00 am-1:09 pm
1 stop4h 09m
$297
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 5/15
5:58 pm-9:09 pm
1 stop4h 11m
Lambert-St Louis
Sun 5/17
1:59 pm-8:59 pm
1 stop6h 00m
$297
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 6/12
5:01 pm-10:14 pm
1 stop6h 13m
Lambert-St Louis
Sun 6/14
7:12 pm-12:54 am
1 stop4h 42m
$297
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Tue 7/14
12:48 pm-4:14 pm
1 stop4h 26m
Lambert-St Louis
Mon 7/20
1:22 pm-7:03 pm
1 stop4h 41m
$297
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 5/1
12:40 pm-6:55 pm
1 stop7h 15m
Lambert-St Louis
Mon 5/4
8:25 pm-10:45 pm
Nonstop1h 20m
$302
Showing 1-10 of 21 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
CMH-STL
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 March is currently the most expensive (average of $314). 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 April 15, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 35% 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 April 15, 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.
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Columbus and St. Louis flights
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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 April 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$353 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$188 | Average$450 | FlexibilityNo cancel fee | On-time71% |