$60+ Cheap flights from Cincinnati to St. Louis (CVG - 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — STL
Mar 6 — Mar 131
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Cincinnati to St. LouisExplore the most affordable flight options available from Cincinnati to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from Cincinnati to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/103:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Wed 2/118:17 pm
STL
- CVG
1 stop20h 15m
Frontier
Deal found 2/2![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/191:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/1![Frontier logo]()
$200
This Expedia deal was found by Cheapflights users on 2/3. 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.
Thu 3/55:20 am
CVG
- STL
1 stop19h 39m
Frontier
Thu 3/129:05 pm
STL
- CVG
1 stop26h 27m
Frontier
Deal found 2/3![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 2/2. 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.
Sat 2/143:20 pm
CVG
- STL
1 stop9h 39m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/2![Frontier logo]()
$216
This Frontier deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:00 am
CVG
- STL
1 stop7h 09m
Frontier
Mon 3/23:49 pm
STL
- CVG
1 stop8h 10m
Frontier
Deal found 2/1![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/131:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Mon 2/163:49 pm
STL
- CVG
1 stop21h 21m
Frontier
Deal found 2/2![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/173:20 pm
CVG
- STL
2 stops16h 31m
Frontier
Sat 2/218:17 pm
STL
- CVG
1 stop20h 15m
Frontier
Deal found 2/1![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/277:00 am
CVG
- STL
1 stop7h 09m
Frontier
Fri 2/278:22 pm
STL
- CVG
1 stop26h 11m
Frontier
Deal found 2/3![Frontier logo]()
$248
This American Airlines deal was found by Cheapflights users on 2/1. 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 4/117:36 am
CVG
- STL
1 stop10h 05m
American Airlines
Mon 4/1312:25 pm
STL
- CVG
1 stop6h 41m
American Airlines
Deal found 2/1![American Airlines logo]()
$259
This Expedia deal was found by Cheapflights users on 2/3. 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.
Wed 2/183:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Sun 2/223:49 pm
STL
- CVG
1 stop18h 23m
Frontier
Deal found 2/3![Frontier logo]()
$260
Best flights from Cincinnati to St. LouisDiscover carefully curated flight deals from Cincinnati to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Cincinnati to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/191:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/1![Frontier logo]()
$200
This Delta deal was found by Cheapflights users on 2/2. 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 3/37:45 am
CVG
- STL
1 stop4h 17m
Delta
Thu 3/510:13 am
STL
- CVG
1 stop4h 04m
Delta
Deal found 2/2![Delta logo]()
$291
This Southwest deal was found by Cheapflights users on 2/1. 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 4/118:45 am
CVG
- STL
2 stops8h 35m
Southwest
Mon 4/134:00 pm
STL
- CVG
1 stop6h 25m
Southwest
Deal found 2/1![Southwest logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/277:00 am
CVG
- STL
1 stop7h 09m
Multiple Airlines
Fri 2/278:22 pm
STL
- CVG
2 stops22h 23m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$302
This Expedia deal was found by Cheapflights users on 2/3. 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.
Thu 3/55:20 am
CVG
- STL
1 stop19h 39m
Frontier
Thu 3/129:05 pm
STL
- CVG
1 stop26h 27m
Frontier
Deal found 2/3![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 2/2. 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.
Sat 2/143:20 pm
CVG
- STL
1 stop9h 39m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/2![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/173:20 pm
CVG
- STL
2 stops16h 31m
Frontier
Sat 2/218:17 pm
STL
- CVG
1 stop20h 15m
Frontier
Deal found 2/1![Frontier logo]()
$238
This Delta deal was found by Cheapflights users on 2/2. 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 3/137:50 pm
CVG
- STL
1 stop5h 08m
Delta
Sun 3/156:32 am
STL
- CVG
1 stop4h 02m
Delta
Deal found 2/2![Delta logo]()
$327
This Expedia deal was found by Cheapflights users on 2/3. 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.
Wed 2/183:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Sun 2/223:49 pm
STL
- CVG
1 stop18h 23m
Frontier
Deal found 2/3![Frontier logo]()
$260
Last-minute flights from Cincinnati to St. LouisDiscover last-minute flight deals from Cincinnati to St. Louis. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Cincinnati to St. Louis. Data last updated February 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/103:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Wed 2/118:17 pm
STL
- CVG
1 stop20h 15m
Frontier
Deal found 2/2![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/131:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Mon 2/163:49 pm
STL
- CVG
1 stop21h 21m
Frontier
Deal found 2/2![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/131:07 pm
CVG
- STL
1 stop18h 44m
Multiple Airlines
Mon 2/168:22 pm
STL
- CVG
2 stops16h 48m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$264
This Frontier deal was found by Cheapflights users on 2/2. 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.
Sat 2/143:20 pm
CVG
- STL
1 stop9h 39m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/2![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/173:20 pm
CVG
- STL
2 stops16h 31m
Frontier
Sat 2/218:17 pm
STL
- CVG
1 stop20h 15m
Frontier
Deal found 2/1![Frontier logo]()
$238
This Expedia deal was found by Cheapflights users on 2/3. 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.
Wed 2/183:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Sun 2/223:49 pm
STL
- CVG
1 stop18h 23m
Frontier
Deal found 2/3![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/191:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Fri 2/201:59 pm
STL
- CVG
1 stop8h 43m
Frontier
Deal found 2/1![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 2/1. 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.
Fri 2/277:00 am
CVG
- STL
1 stop7h 09m
Frontier
Mon 3/23:49 pm
STL
- CVG
1 stop8h 10m
Frontier
Deal found 2/1![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/277:00 am
CVG
- STL
1 stop7h 09m
Frontier
Fri 2/278:22 pm
STL
- CVG
1 stop26h 11m
Frontier
Deal found 2/3![Frontier logo]()
$248
This Expedia deal was found by Cheapflights users on 2/3. 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.
Thu 3/55:20 am
CVG
- STL
1 stop19h 39m
Frontier
Thu 3/129:05 pm
STL
- CVG
1 stop26h 27m
Frontier
Deal found 2/3![Frontier logo]()
$208
One-way flights from Cincinnati to St. LouisSearch for one-way flight options from Cincinnati to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Cincinnati to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Trip.com deal was found by Cheapflights users on 2/2. 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 2/191:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/2![Frontier logo]()
$60
This Expedia deal was found by Cheapflights users on 2/1. 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.
Tue 2/243:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Deal found 2/1![Frontier logo]()
$64
This Trip.com deal was found by Cheapflights users on 2/1. 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.
Sun 3/11:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/1![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/261:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/2![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/201:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/2![Frontier logo]()
$68
This Expedia deal was found by Cheapflights users on 2/3. 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.
Wed 2/258:15 am
CVG
- STL
1 stop15h 12m
Frontier
Deal found 2/3![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Sun 2/221:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/3![Frontier logo]()
$72
This Trip.com deal was found by Cheapflights users on 2/3. 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 2/271:07 pm
CVG
- STL
1 stop18h 44m
Frontier
Deal found 2/3![Frontier logo]()
$73
This Expedia deal was found by Cheapflights users on 2/2. 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.
Mon 2/237:14 pm
CVG
- STL
1 stop5h 45m
Frontier
Deal found 2/2![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/67:20 am
CVG
- STL
1 stop27h 29m
Frontier
Deal found 2/3![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sun 2/812:00 pm
CVG
- STL
1 stop19h 51m
Frontier
Deal found 2/1![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 2/3. 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 2/183:20 pm
CVG
- STL
1 stop8h 07m
Frontier
Deal found 2/3![Frontier logo]()
$80
Find flight deals from Cincinnati to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Cincinnati (CVG) 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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Kiwi.com) |
One-way from | $60 (Trip.com) |
Popular in | September |
Cheapest in | August |
Average price | $334 |
Cheapflights Fare Finder
Customize your flight search to find flights from Cincinnati 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 February 4, 2026.
Use the filters below to find and compare flights from Cincinnati to St. Louis that are best for you.
Fly from
Cincinnati
Fly to
St. Louis
Route
Depart
Return
Price
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Thu 2/19
1:07 pm-6:51 am
1 stop18h 44m
Lambert-St Louis
Fri 2/20
1:59 pm-11:42 pm
1 stop8h 43m
$200
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Thu 3/5
5:20 am-11:59 pm
1 stop19h 39m
Lambert-St Louis
Thu 3/12
9:05 pm-12:32 am
1 stop26h 27m
$208
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Sat 2/14
3:20 pm-11:59 pm
1 stop9h 39m
Lambert-St Louis
Fri 2/20
1:59 pm-11:42 pm
1 stop8h 43m
$216
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Tue 2/17
3:20 pm-6:51 am
2 stops16h 31m
Lambert-St Louis
Sat 2/21
8:17 pm-5:32 pm
1 stop20h 15m
$238
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Wed 2/18
3:20 pm-10:27 pm
1 stop8h 07m
Lambert-St Louis
Sun 2/22
3:49 pm-11:12 am
1 stop18h 23m
$260
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Tue 3/3
7:45 am-11:02 am
1 stop4h 17m
Lambert-St Louis
Thu 3/5
10:13 am-3:17 pm
1 stop4h 04m
$291
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Sat 4/11
8:45 am-4:20 pm
2 stops8h 35m
Lambert-St Louis
Mon 4/13
4:00 pm-11:25 pm
1 stop6h 25m
$294
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 2/27
7:00 am-1:09 pm
1 stop7h 09m
Lambert-St Louis
Fri 2/27
8:22 pm-7:45 pm
2 stops22h 23m
$302
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 3/13
7:50 pm-11:58 pm
1 stop5h 08m
Lambert-St Louis
Sun 3/15
6:32 am-11:34 am
1 stop4h 02m
$327
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Wed 2/25
8:15 am-10:27 pm
1 stop15h 12m
$70
Showing 1-10 of 20 results
Compare providers for flights from Cincinnati 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 Cincinnati to St. Louis in February.
| 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 Cincinnati-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cincinnati-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cincinnati-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cincinnati-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 Cincinnati-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 Cincinnati to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Cincinnati with our price prediction graph.
CVG-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 Cincinnati to St. Louis
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 February 4, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Cincinnati to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Cincinnati 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus
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Cincinnati and St. Louis flights
Browse other Cincinnati and St. Louis flight options. Last updated on February 4, 2026.
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Top 4 airlines flying from Cincinnati to St. Louis
Discover the top 4 airlines that operate flights from Cincinnati 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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$288 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$472 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$254 | Average$332 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$276 | Average$367 | FlexibilityNo cancel fee | On-time69% |