$59+ Cheap flights from Cleveland to St. Louis (CLE - 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — STL
Apr 22 — Apr 291
Round-trip
1 adult, Economy
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Find cheap flights from Cleveland to St. Louis with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Cleveland Hopkins Intl to Lambert-St Louis are usually found in August or September, booked 10 days in advance, depart on a Wednesday or Tuesday and return on a Saturday
Cheap flight deals from Cleveland to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Cleveland to St. LouisExplore the most affordable flight options available from Cleveland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
Explore the most affordable flight options available from Cleveland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
This Southwest deal was found by Cheapflights users on 3/19. 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 4/138:10 pm
CLE
- STL
Nonstop1h 40m
Southwest
Wed 4/156:45 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/19![Southwest logo]()
$127
This Frontier deal was found by Cheapflights users on 3/19. 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.
Mon 4/134:31 pm
CLE
- STL
1 stop7h 54m
Frontier
Wed 4/158:23 pm
STL
- CLE
1 stop10h 21m
Frontier
Deal found 3/19![Frontier logo]()
$140
This Southwest deal was found by Cheapflights users on 3/19. 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.
Wed 4/151:30 pm
CLE
- STL
2 stops7h 30m
Southwest
Fri 4/178:10 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/19![Southwest logo]()
$142
This Orbitz deal was found by Cheapflights users on 3/22. 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 4/1710:00 pm
CLE
- STL
1 stop26h 19m
Frontier
Mon 4/208:23 pm
STL
- CLE
1 stop10h 21m
Frontier
Deal found 3/22![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 3/19. 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 4/98:10 pm
CLE
- STL
Nonstop1h 40m
Southwest
Sat 4/115:40 am
STL
- CLE
1 stop3h 10m
Southwest
Deal found 3/19![Southwest logo]()
$147
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/138:45 pm
CLE
- STL
1 stop4h 01m
American Airlines
Thu 4/165:20 am
STL
- CLE
1 stop6h 22m
American Airlines
Deal found 3/20![American Airlines logo]()
$159
This Frontier deal was found by Cheapflights users on 3/19. 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 5/112:06 pm
CLE
- STL
1 stop8h 15m
Frontier
Tue 5/56:51 pm
STL
- CLE
1 stop11h 41m
Frontier
Deal found 3/19![Frontier logo]()
$160
This Southwest deal was found by Cheapflights users on 3/20. 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 4/273:45 pm
CLE
- STL
2 stops8h 30m
Southwest
Thu 4/304:00 pm
STL
- CLE
1 stop6h 20m
Southwest
Deal found 3/20![Southwest logo]()
$162
This Expedia deal was found by Cheapflights users on 3/20. 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 4/83:05 pm
CLE
- STL
1 stop9h 20m
Frontier
Mon 4/138:19 pm
STL
- CLE
1 stop22h 04m
Frontier
Deal found 3/20![Frontier logo]()
$180
Best flights from Cleveland to St. LouisDiscover carefully curated flight deals from Cleveland to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
Discover carefully curated flight deals from Cleveland to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
This Southwest deal was found by Cheapflights users on 3/18. 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 4/178:10 pm
CLE
- STL
Nonstop1h 40m
Southwest
Fri 4/248:10 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/18![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 3/18. 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.
Wed 4/156:35 am
CLE
- STL
1 stop6h 04m
Delta
Thu 4/166:50 pm
STL
- CLE
1 stop4h 44m
Delta
Deal found 3/18![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Thu 4/167:55 pm
CLE
- STL
1 stop4h 16m
United Airlines
Tue 4/217:45 am
STL
- CLE
1 stop6h 41m
United Airlines
Deal found 3/19![United Airlines logo]()
$274
This Southwest deal was found by Cheapflights users on 3/19. 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.
Wed 4/151:30 pm
CLE
- STL
2 stops7h 30m
Southwest
Fri 4/178:10 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/19![Southwest logo]()
$142
This Southwest deal was found by Cheapflights users on 3/19. 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 4/133:45 pm
CLE
- STL
2 stops8h 30m
Southwest
Wed 4/155:35 am
STL
- CLE
1 stop3h 20m
Southwest
Deal found 3/19![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 3/18. 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 4/243:45 pm
CLE
- STL
2 stops8h 30m
Southwest
Sun 4/265:25 am
STL
- CLE
1 stop3h 30m
Southwest
Deal found 3/18![Southwest logo]()
$233
This United Airlines deal was found by Cheapflights users on 3/18. 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 6/195:35 am
CLE
- STL
1 stop4h 06m
United Airlines
Mon 6/225:41 pm
STL
- CLE
1 stop3h 49m
United Airlines
Deal found 3/18![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:00 pm
CLE
- STL
1 stop5h 39m
Delta
Sun 6/211:59 pm
STL
- CLE
1 stop6h 18m
Delta
Deal found 3/23![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 6/188:30 am
CLE
- STL
1 stop4h 41m
United Airlines
Sun 6/218:00 am
STL
- CLE
1 stop3h 59m
United Airlines
Deal found 3/18![United Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 3/22. 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.
Wed 4/227:05 am
CLE
- STL
Nonstop1h 40m
Southwest
Sun 4/265:25 am
STL
- CLE
1 stop3h 30m
Southwest
Deal found 3/22![Southwest logo]()
$256
Last-minute flights from Cleveland to St. LouisDiscover last-minute flight deals from Cleveland to St. Louis. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Cleveland to St. Louis. Data last updated March 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/20. 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 4/83:05 pm
CLE
- STL
1 stop9h 20m
Frontier
Mon 4/138:19 pm
STL
- CLE
1 stop22h 04m
Frontier
Deal found 3/20![Frontier logo]()
$180
This Southwest deal was found by Cheapflights users on 3/19. 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 4/98:10 pm
CLE
- STL
Nonstop1h 40m
Southwest
Sat 4/115:40 am
STL
- CLE
1 stop3h 10m
Southwest
Deal found 3/19![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 3/19. 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 4/138:10 pm
CLE
- STL
Nonstop1h 40m
Southwest
Wed 4/156:45 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/19![Southwest logo]()
$127
This Frontier deal was found by Cheapflights users on 3/19. 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.
Mon 4/134:31 pm
CLE
- STL
1 stop7h 54m
Frontier
Wed 4/158:23 pm
STL
- CLE
1 stop10h 21m
Frontier
Deal found 3/19![Frontier logo]()
$140
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/138:45 pm
CLE
- STL
1 stop4h 01m
American Airlines
Thu 4/165:20 am
STL
- CLE
1 stop6h 22m
American Airlines
Deal found 3/20![American Airlines logo]()
$159
This Expedia deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:55 pm
CLE
- STL
1 stop10h 55m
Frontier
Thu 4/168:06 pm
STL
- CLE
1 stop14h 15m
Frontier
Deal found 3/23![Frontier logo]()
$160
This Southwest deal was found by Cheapflights users on 3/19. 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.
Wed 4/151:30 pm
CLE
- STL
2 stops7h 30m
Southwest
Fri 4/178:10 pm
STL
- CLE
Nonstop1h 30m
Southwest
Deal found 3/19![Southwest logo]()
$142
This Orbitz deal was found by Cheapflights users on 3/22. 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 4/1710:00 pm
CLE
- STL
1 stop26h 19m
Frontier
Mon 4/208:23 pm
STL
- CLE
1 stop10h 21m
Frontier
Deal found 3/22![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 3/20. 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 4/273:45 pm
CLE
- STL
2 stops8h 30m
Southwest
Thu 4/304:00 pm
STL
- CLE
1 stop6h 20m
Southwest
Deal found 3/20![Southwest logo]()
$162
One-way flights from Cleveland to St. LouisSearch for one-way flight options from Cleveland to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
Search for one-way flight options from Cleveland to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This Southwest deal was found by Cheapflights users on 3/20. 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.
Wed 5/207:05 am
CLE
- STL
Nonstop1h 40m
Southwest
Deal found 3/20![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 3/18. 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 4/97:00 am
CLE
- STL
Nonstop1h 40m
Southwest
Deal found 3/18![Southwest logo]()
$69
This Frontier deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:46 pm
CLE
- STL
1 stop7h 33m
Frontier
Deal found 3/23![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:55 pm
CLE
- STL
1 stop10h 55m
Frontier
Deal found 3/23![Frontier logo]()
$76
This American Airlines deal was found by Cheapflights users on 3/20. 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 5/268:41 pm
CLE
- STL
1 stop4h 13m
American Airlines
Deal found 3/20![American Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 5/178:47 pm
CLE
- STL
1 stop13h 08m
Frontier
Deal found 3/19![Frontier logo]()
$82
This Southwest deal was found by Cheapflights users on 3/19. 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 5/183:45 pm
CLE
- STL
2 stops8h 30m
Southwest
Deal found 3/19![Southwest logo]()
$84
This Super.com deal was found by Cheapflights users on 3/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:20 pm
CLE
- STL
1 stop7h 05m
Frontier
Deal found 3/20![Frontier logo]()
$89
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:00 pm
CLE
- STL
1 stop4h 46m
Delta
Deal found 3/23![Delta logo]()
$95
Find flight deals from Cleveland to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Cleveland (CLE) 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 March 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $127 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | January |
Cheapest in | August |
Average price | $336 |
Good round-trip deal | $379 or less |
Good one-way deal | $202 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cleveland 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 March 23, 2026.
Use the filters below to find and compare flights from Cleveland to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Fri 4/17
8:10 pm-8:50 pm
Nonstop1h 40m
Lambert-St Louis
Fri 4/24
8:10 pm-10:40 pm
Nonstop1h 30m
$137
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Wed 4/15
1:30 pm-8:00 pm
2 stops7h 30m
Lambert-St Louis
Fri 4/17
8:10 pm-10:40 pm
Nonstop1h 30m
$142
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Mon 4/13
3:45 pm-11:15 pm
2 stops8h 30m
Lambert-St Louis
Wed 4/15
5:35 am-9:55 am
1 stop3h 20m
$152
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Wed 4/15
6:35 am-11:39 am
1 stop6h 04m
Lambert-St Louis
Thu 4/16
6:50 pm-12:34 am
1 stop4h 44m
$157
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Fri 4/24
3:45 pm-11:15 pm
2 stops8h 30m
Lambert-St Louis
Sun 4/26
5:25 am-9:55 am
1 stop3h 30m
$233
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Wed 4/22
7:05 am-7:45 am
Nonstop1h 40m
Lambert-St Louis
Sun 4/26
5:25 am-9:55 am
1 stop3h 30m
$256
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Thu 4/16
7:55 pm-11:11 pm
1 stop4h 16m
Lambert-St Louis
Tue 4/21
7:45 am-3:26 pm
1 stop6h 41m
$274
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Fri 6/19
5:35 am-8:41 am
1 stop4h 06m
Lambert-St Louis
Mon 6/22
5:41 pm-10:30 pm
1 stop3h 49m
$299
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Wed 6/17
4:00 pm-8:39 pm
1 stop5h 39m
Lambert-St Louis
Sun 6/21
1:59 pm-9:17 pm
1 stop6h 18m
$299
ClevelandSt. Louis
CLE - STL
CLESTL
Cleveland Hopkins Intl
Thu 6/18
8:30 am-12:11 pm
1 stop4h 41m
Lambert-St Louis
Sun 6/21
8:00 am-12:59 pm
1 stop3h 59m
$299
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Cleveland 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 Cleveland to St. Louis in March.
| 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 |
- Most accurate provider: When it comes to deals on Cleveland-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cleveland-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cleveland-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cleveland-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 Cleveland-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 Cleveland to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Cleveland with our price prediction graph.
CLE-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 Cleveland to St. Louis
How far ahead should I book a flight from Cleveland to St. Louis?
Use this chart to determine the optimal time to book a round-trip flight from Cleveland to St. Louis. Price data was last updated on March 13, 2026.
To ensure you get the cheapest price possible for a flight from Cleveland to St. Louis, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Cleveland to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Cleveland to St. Louis (average of $39). Flying from Cleveland to St. Louis in December is currently the most expensive (average of $237). 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 CLE to STL?
Find hourly flight availability from Cleveland 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 March 23, 2026.
One of the essential ways to save on airfare from Cleveland to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.
The best insider tips for Cleveland to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Cleveland to St. Louis trip
Our travel experts
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 March 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Cleveland 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.
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
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 Cleveland 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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Top 5 airlines flying from Cleveland to St. Louis
Discover the top 5 airlines that operate flights from Cleveland 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 March 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$308 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$159 | Average$230 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$185 | Average$304 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$318 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$210 | Average$336 | FlexibilityNo cancel fee | On-time69% |