$117+ Cheap flights from Cincinnati to St. Louis (CVG - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — STL
Nov 10 — Nov 171
Round-trip
1 adult, Economy
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Find cheap flights from Cincinnati to St. Louis with Cheapflights
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Cincinnati to St. Louis
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Best
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One-way
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 October 11, 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 October 11, 2026.
This Expedia deal was found by Cheapflights users on 10/7. 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 11/22:19 pm -
1 stop9h 57m
Thu 11/54:26 pm -
1 stop6h 27m
Deal found 10/7![Frontier logo]()
$191
This Trip.com deal was found by Cheapflights users on 10/9. 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 12/47:02 pm -
1 stop16h 55m
Mon 12/712:02 pm -
1 stop7h 22m
Deal found 10/9![Frontier logo]()
$212
This Southwest deal was found by Cheapflights users on 10/7. 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 11/24:35 pm -
1 stop8h 30m
Thu 11/54:30 pm -
1 stop5h 00m
Deal found 10/7![Southwest logo]()
$233
This Trip.com deal was found by Cheapflights users on 10/8. 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 11/158:19 pm -
1 stop27h 57m
Wed 11/184:18 pm -
1 stop17h 57m
Deal found 10/8![Frontier logo]()
$237
This American Airlines deal was found by Cheapflights users on 10/6. 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 10/271:58 pm -
1 stop5h 18m
Thu 10/295:00 am -
1 stop6h 39m
Deal found 10/6![American Airlines logo]()
$240
This Expedia deal was found by Cheapflights users on 10/8. 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 11/22:19 pm -
1 stop9h 57m
Fri 11/69:49 am -
1 stop7h 44m
Deal found 10/8![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 10/7. 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 10/291:33 pm -
1 stop10h 43m
Mon 11/24:26 pm -
1 stop6h 27m
Deal found 10/7![Frontier logo]()
$259
This Frontier deal was found by Cheapflights users on 10/7. 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 10/232:19 pm -
1 stop9h 54m
Mon 10/261:30 pm -
1 stop15h 34m
Deal found 10/7![Frontier logo]()
$268
This Southwest deal was found by Cheapflights users on 10/9. 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 10/274:25 pm -
1 stop7h 05m
Thu 10/295:50 pm -
1 stop3h 50m
Deal found 10/9![Southwest logo]()
$273
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 October 11, 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 October 11, 2026.
This Trip.com deal was found by Cheapflights users on 10/9. 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 12/47:02 pm -
1 stop16h 55m
Mon 12/712:02 pm -
1 stop7h 22m
Deal found 10/9![Frontier logo]()
$212
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Mon 11/29:20 pm -
1 stop3h 39m
Thu 11/56:00 am -
1 stop5h 22m
Deal found 10/7![American Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Mon 11/26:24 pm -
1 stop4h 16m
Thu 11/57:30 am -
1 stop4h 26m
Deal found 10/7![United Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 10/7. 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 11/24:35 pm -
1 stop8h 30m
Thu 11/54:30 pm -
1 stop5h 00m
Deal found 10/7![Southwest logo]()
$233
This Delta deal was found by Cheapflights users on 10/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:00 am -
1 stop4h 17m
Tue 11/106:40 am -
1 stop5h 56m
Deal found 10/10![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 10/6. 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 10/271:58 pm -
1 stop5h 18m
Thu 10/295:00 am -
1 stop6h 39m
Deal found 10/6![American Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 10/9. 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 10/274:25 pm -
1 stop7h 05m
Thu 10/295:50 pm -
1 stop3h 50m
Deal found 10/9![Southwest logo]()
$273
This Orbitz deal was found by Cheapflights users on 10/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:59 pm -
1 stop28h 17m
Sun 11/14:26 pm -
1 stop6h 27m
Deal found 10/6![Frontier logo]()
$292
This Southwest deal was found by Cheapflights users on 10/8. 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 11/26:40 pm -
2 stops6h 50m
Fri 11/64:40 pm -
2 stops6h 15m
Deal found 10/8![Southwest logo]()
$291
Last-minute flights from Cincinnati to St. LouisDiscover last-minute flight deals from Cincinnati to St. Louis. Data last updated October 11, 2026 and is based on user searches.
Discover last-minute flight deals from Cincinnati to St. Louis. Data last updated October 11, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 10/7. 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 10/232:19 pm -
1 stop9h 54m
Mon 10/261:30 pm -
1 stop15h 34m
Deal found 10/7![Frontier logo]()
$268
This American Airlines deal was found by Cheapflights users on 10/6. 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 10/271:58 pm -
1 stop5h 18m
Thu 10/295:00 am -
1 stop6h 39m
Deal found 10/6![American Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 10/9. 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 10/274:25 pm -
1 stop7h 05m
Thu 10/295:50 pm -
1 stop3h 50m
Deal found 10/9![Southwest logo]()
$273
This Frontier deal was found by Cheapflights users on 10/7. 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 10/291:33 pm -
1 stop10h 43m
Mon 11/24:26 pm -
1 stop6h 27m
Deal found 10/7![Frontier logo]()
$259
This Expedia deal was found by Cheapflights users on 10/7. 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 11/22:19 pm -
1 stop9h 57m
Thu 11/54:26 pm -
1 stop6h 27m
Deal found 10/7![Frontier logo]()
$191
This Southwest deal was found by Cheapflights users on 10/7. 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 11/24:35 pm -
1 stop8h 30m
Thu 11/54:30 pm -
1 stop5h 00m
Deal found 10/7![Southwest logo]()
$233
This Expedia deal was found by Cheapflights users on 10/8. 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 11/22:19 pm -
1 stop9h 57m
Fri 11/69:49 am -
1 stop7h 44m
Deal found 10/8![Frontier logo]()
$245
This Trip.com deal was found by Cheapflights users on 10/8. 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 11/158:19 pm -
1 stop27h 57m
Wed 11/184:18 pm -
1 stop17h 57m
Deal found 10/8![Frontier logo]()
$237
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 October 11, 2026.
Search for one-way flight options from Cincinnati to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 11, 2026.
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 12/105:32 am -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![American Airlines logo]()
$117
This Travelocity deal was found by Cheapflights users on 10/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:35 pm -
1 stop17h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$122
This Priceline deal was found by Cheapflights users on 10/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:43 pm -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$215
This Travelocity deal was found by Cheapflights users on 10/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:34 pm -
1 stop23h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$221
This deal was found by Cheapflights users on 10/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:00 am -
1 stop4h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 10/198:19 pm -
3 stops42h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/227:35 pm -
3 stops18h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Wed 10/218:00 am -
3 stops30h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Wed 10/219:05 pm -
2 stops27h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 10/198:19 pm -
2 stops44h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$322
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 October 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $191 (Expedia) |
One-way from | $117 (American Airlines) |
Popular in | October |
Cheapest in | January |
Average price | $616 |
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 7,457,451 searches. Data last updated October 11, 2026.
Use the filters below to find and compare flights from Cincinnati to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Sun 11/22
7:35 pm-12:25 pm
1 stop17h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$122
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Thu 12/10
6:55 am-1:45 pm
2 stops7h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$122
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 12/4
7:02 pm-10:57 am
1 stop16h 55m
Lambert-St Louis
Mon 12/7
12:02 pm-8:24 pm
1 stop7h 22m
$212
Quickest round-trip
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Wed 10/21
12:43 pm-5:40 pm
1 stop5h 57m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$215
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 10/16
12:43 pm-5:40 pm
1 stop5h 57m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$215
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Mon 11/2
9:20 pm-11:59 pm
1 stop3h 39m
Lambert-St Louis
Thu 11/5
6:00 am-12:22 pm
1 stop5h 22m
$233
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Mon 11/2
6:24 pm-9:40 pm
1 stop4h 16m
Lambert-St Louis
Thu 11/5
7:30 am-12:56 pm
1 stop4h 26m
$233
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Mon 11/2
4:35 pm-12:05 am
1 stop8h 30m
Lambert-St Louis
Thu 11/5
4:30 pm-10:30 pm
1 stop5h 00m
$233
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Tue 10/27
1:58 pm-6:16 pm
1 stop5h 18m
Lambert-St Louis
Thu 10/29
5:00 am-12:39 pm
1 stop6h 39m
$240
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Tue 10/27
4:25 pm-10:30 pm
1 stop7h 05m
Lambert-St Louis
Thu 10/29
5:50 pm-10:40 pm
1 stop3h 50m
$273
Showing 1-10 of 17 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | 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
Prices
More
What’s the top layover airport for flights from Cincinnati to St. Louis?
Share of 1-stop round-trip flights from Cincinnati to St. Louis chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Cincinnati to St. Louis on Cheapflights.
What’s the cheapest layover airport for flights from Cincinnati to St. Louis?
Average round-trip fare for 1-stop flights from Cincinnati to St. Louis, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $238.
What’s the fastest layover option from Cincinnati to St. Louis?
Shortest average travel time for 1-stop one-way flights from Cincinnati to St. Louis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 3h 55m.
Which airport typically offers the quickest layover for flights from Cincinnati to St. Louis?
Average layover duration for 1-stop one-way flights from Cincinnati to St. Louis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (MDW) offer the fastest connection on this route, with an average layover time of 1h 18m.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated October 11, 2026.
See what other customers who have flown with Southwest,Delta, andUnited 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
Food
7.0
Crew
8.6
Entertainment
7.4
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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 locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Chesterfield
Collinsville
Edwardsville
Glencoe
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Alternative routes for Cincinnati to St. Louis
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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Cincinnati to St. Louis by cabin class
Find flights from Cincinnati to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Cincinnati and St. Louis flights
Browse other Cincinnati and St. Louis flight options. Last updated on October 11, 2026.
Other flights from Cincinnati
Browse through other flights departing from Cincinnati. Flights are based on user searches made on Cheapflights and were last updated on October 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 11, 2026.
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 7,457,451 searches. Data last updated October 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$254 | Average$365 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$281 | Average$393 | FlexibilityNo cancel fee | On-timeN/A |