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$71+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — STL
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheapflights Tip: The best prices from Cleveland Hopkins Intl to Lambert-St Louis are usually found in August or September, booked 85 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Cleveland to St. Louis

Cheapest flights from Cleveland to St. Louis
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 February 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/148:45 pm
CLE
-
STL
1 stop11h 05m
Frontier
Wed 4/158:13 pm
STL
-
CLE
1 stop10h 31m
Frontier
Deal found 2/17$137
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/177:37 pm
CLE
-
STL
1 stop16h 00m
Frontier
Tue 3/2411:27 am
STL
-
CLE
1 stop6h 15m
Frontier
Deal found 2/17$153
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com 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
Sat 4/188:23 pm
STL
-
CLE
1 stop10h 21m
Frontier
Deal found 2/20$156
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/75:30 am
CLE
-
STL
1 stop6h 00m
Frontier
Wed 4/158:13 pm
STL
-
CLE
1 stop10h 31m
Frontier
Deal found 2/17$158
This Frontier deal was found by Cheapflights users on 2/19. 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.
Wed 4/154:46 pm
CLE
-
STL
1 stop7h 33m
Frontier
Thu 4/169:55 pm
STL
-
CLE
1 stop15h 44m
Frontier
Deal found 2/19$160
This Frontier deal was found by Cheapflights users on 2/18. 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 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
Thu 4/1611:21 am
STL
-
CLE
1 stop10h 53m
Frontier
Deal found 2/18$181
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/315:48 pm
CLE
-
STL
1 stop6h 56m
American Airlines
Wed 4/18:00 am
STL
-
CLE
1 stop8h 03m
American Airlines
Deal found 2/20$183
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/96:02 pm
CLE
-
STL
2 stops30h 53m
Frontier
Wed 4/158:13 pm
STL
-
CLE
1 stop10h 31m
Frontier
Deal found 2/17$189
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:30 am
CLE
-
STL
1 stop8h 37m
American Airlines
Sun 3/296:00 am
STL
-
CLE
1 stop3h 35m
American Airlines
Deal found 2/18$190
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/125:30 am
CLE
-
STL
1 stop6h 00m
Frontier
Wed 4/158:13 pm
STL
-
CLE
1 stop10h 31m
Frontier
Deal found 2/17$193
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/85:30 am
CLE
-
STL
2 stops18h 55m
Frontier
Wed 4/158:13 pm
STL
-
CLE
1 stop10h 31m
Frontier
Deal found 2/17$195
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/255:55 pm
CLE
-
STL
1 stop4h 12m
United Airlines
Sat 3/287:00 pm
STL
-
CLE
1 stop3h 34m
United Airlines
Deal found 2/19$197

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 February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Kiwi.com)

One-way from

$71
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$397

Good round-trip deal

$385 or less

Good one-way deal

$195 or less
Provider with most accurate pricing for Cleveland Hopkins Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cleveland Hopkins Intl-Lambert-St Louis flights.
Search Deals
From Cleveland Hopkins Intl to Lambert-St Louis
Search Deals
One-way flight from Cleveland Hopkins Intl to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Cleveland Hopkins Intl to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from Cleveland Hopkins Intl to Lambert-St Louis.
Search Deals

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 February 20, 2026.
Use the filters below to find and compare flights from Cleveland to St. Louis that are best for you.

Fly from

Cleveland

Fly to

St. Louis

Route

Depart

Return

Price

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Wed 4/15

3:20 pm-11:19 pm

1 stop8h 59m

Lambert-St Louis

Thu 4/16

4:55 pm-1:10 am

1 stop7h 15m

$181

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Mon 3/2

4:02 pm-11:59 pm

1 stop8h 57m

Lambert-St Louis

Wed 3/4

8:17 pm-7:34 am

1 stop10h 17m

$181

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Tue 3/31

5:48 pm-11:44 pm

1 stop6h 56m

Lambert-St Louis

Wed 4/1

8:00 am-5:03 pm

1 stop8h 03m

$183

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Thu 4/16

6:00 am-10:28 am

1 stop5h 28m

Lambert-St Louis

Tue 4/21

8:30 am-2:10 pm

1 stop4h 40m

$197

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Sun 5/24

12:22 pm-3:46 pm

1 stop4h 24m

Lambert-St Louis

Fri 5/29

5:41 pm-10:30 pm

1 stop3h 49m

$197

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 4/17

8:46 pm-11:46 pm

1 stop4h 00m

Lambert-St Louis

Sun 4/19

5:51 am-10:31 am

1 stop3h 40m

$197

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 3/6

5:30 am-11:49 am

1 stop7h 19m

Lambert-St Louis

Tue 3/10

8:06 pm-7:06 am

1 stop10h 00m

$205

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 3/27

4:09 pm-9:23 pm

1 stop6h 14m

Lambert-St Louis

Sun 3/29

5:00 am-9:59 am

1 stop3h 59m

$215

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Tue 4/14

7:40 pm-8:20 pm

Nonstop1h 40m

Lambert-St Louis

Wed 4/15

6:45 pm-9:15 pm

Nonstop1h 30m

$241

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 3/6

5:30 am-11:49 am

1 stop7h 19m

Lambert-St Louis

Sun 3/8

9:05 pm-7:41 am

1 stop9h 36m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 21 results
1
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 February 20, 2026.

To ensure you get the cheapest price possible for a flight from Cleveland to St. Louis, you should look to book at least 57 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 $40). 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 February 20, 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 12% 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
Taryn White

Taryn White

Expert on STL

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on CLE

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 20, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and American 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.
Southwest
8.0
Very good
4,298 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,298 reviews
Southwest
8.0
Very good
4,298 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,228 reviews
Southwest
8.0
Very good
4,298 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,334 reviews
Southwest
8.0
Very good
4,298 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,046 reviews
Southwest
8.0
Very good
4,298 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • What airports do I use to fly from Cleveland to St. Louis?

    If you book a flight from Cleveland to St. Louis, you will be flying from Hopkins Intl to Lambert-St Louis. Flights to Lambert-St Louis (STL) from Cleveland Hopkins Intl (CLE) take 1h 35m for a nonstop flight. There are 2 flights from Hopkins Intl to St. Louis per day from 4 airlines.

  • How popular is this Cleveland to St. Louis flight route?

    Within the past month, 31 users have taken a look at flights from Cleveland Hopkins Intl to Lambert-St Louis.

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

    There are many flights that can get you from Cleveland to St. Louis in 11h 05m. Fly via Frontier to get the fastest option. Airlines will cover a distance of 486 mi.

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

    Cheapflights users have booked flights from Cleveland to St. Louis round-trip from $99. Other airlines that can offer you cheap pricing are Frontier, from $159, and American Airlines, from $162. Users have found that Delta is 68% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Cleveland to St. Louis one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $71. United Airlines flights start at $84 while deals on American Airlines start at $102 one-way.

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

    Looking at all options, your cheapest flight can be booked for $167. While the most popular route (Cleveland Hopkins Intl - Lambert-St Louis) can be booked for $197 on average, our data indicates $327 when flying from Cleveland to St. Louis.

  • Can I find deals for flights from Cleveland to St. Louis that include hotel bookings?

    Yes. In addition to deals on Cleveland to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cleveland to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cleveland to St. Louis.

  • Can I find deals for business class flights from Cleveland to St. Louis?

    Yes. Cheapflights offers flight deals from Cleveland to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, August is the cheapest month in which you can book a flight from Cleveland to St. Louis (average of $40). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Cleveland to St. Louis

Discover the top 4 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 February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$99Average$353FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$159Average$230FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$162Average$339FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$313FlexibilityNo cancel feeOn-time63%

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