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Cheap flights from Cleveland to St. Louis from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cleveland to St. Louis departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Cleveland to St. Louis (CLE-STL)

Cheap round-trip flights

Southwest Logo
8:05 pm - 8:40 pmCLE-STL
1h 35mnonstop
Southwest Logo
6:40 pm - 9:10 pmSTL-CLE
1h 30mnonstop
$166Southwest
Find Deal
Mon, Sep 15 - Tue, Sep 16
Southwest Logo
9:00 am - 9:35 amCLE-STL
1h 35mnonstop
Southwest Logo
7:25 pm - 9:55 pmSTL-CLE
1h 30mnonstop
$175Southwest
Find Deal
Wed, Sep 17 - Fri, Sep 19
Southwest Logo
8:15 am - 9:05 amCLE-STL
1h 50mnonstop
Southwest Logo
5:10 am - 1:35 pmSTL-CLE
7h 25m1 stop
$176Southwest
Find Deal
Wed, Nov 19 - Thu, Nov 20
Delta Logo
5:30 am - 9:33 amCLE-STL
5h 03m1 stop
Delta Logo
5:32 pm - 12:33 amSTL-CLE
6h 01m1 stop
$182Delta
Find Deal
Sat, Sep 13 - Tue, Sep 16
American Airlines Logo
2:30 pm - 8:15 pmCLE-STL
6h 45m1 stop
American Airlines Logo
7:23 am - 5:53 pmSTL-CLE
9h 30m1 stop
$217American Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
American Airlines Logo
6:01 am - 11:57 amCLE-STL
6h 56m1 stop
American Airlines Logo
5:18 am - 1:38 pmSTL-CLE
7h 20m1 stop
$226American Airlines
Find Deal
Sun, Sep 14 - Sat, Sep 27
Delta Logo
6:05 am - 9:28 amCLE-STL
4h 23m1 stop
Delta Logo
6:29 am - 11:17 amSTL-CLE
3h 48m1 stop
$236Delta
Find Deal
Wed, Dec 24 - Sun, Dec 28
United Airlines Logo
7:00 am - 3:21 pmCLE-STL
9h 21m2 stops
United Airlines Logo
5:18 pm - 11:33 pmSTL-CLE
5h 15m1 stop
$242United Airlines
Find Deal
Sat, Jan 17 - Mon, Jan 19
Frontier Logo
5:30 am - 3:04 pmCLE-STL
10h 34m1 stop
Frontier Logo
10:49 am - 12:43 amSTL-CLE
12h 54m2 stops
$250Frontier
Find Deal
Thu, Sep 11 - Thu, Sep 18
Frontier Logo
6:00 am - 3:04 pmCLE-STL
10h 04m2 stops
Frontier Logo
10:49 am - 12:43 amSTL-CLE
12h 54m2 stops
$301Frontier
Find Deal
Thu, Sep 11 - Thu, Sep 18

Southwest flights from Cleveland to St. Louis

Our best Southwest deals on Cleveland to St. Louis flight tickets
Southwest
Sep 15
CLE8:05 pmCleveland Hopkins Intl
1h 35m
STL8:40 pmLambert-St Louis
Sep 16
STL6:40 pmLambert-St Louis
1h 30m
CLE9:10 pmCleveland Hopkins Intl
$166
Find similar
Southwest
Sep 17
CLE9:00 amCleveland Hopkins Intl
1h 35m
STL9:35 amLambert-St Louis
Sep 19
STL7:25 pmLambert-St Louis
1h 30m
CLE9:55 pmCleveland Hopkins Intl
$175
Find similar
Southwest
Nov 19
CLE8:15 amCleveland Hopkins Intl
1h 50m
STL9:05 amLambert-St Louis
Nov 20
STL5:10 amLambert-St Louis
7h 25m
1 stop
CLE1:35 pmCleveland Hopkins Intl
$176
Find similar

Delta flights from Cleveland to St. Louis

Our best Delta deals on Cleveland to St. Louis flight tickets
Delta
Sep 13
CLE5:30 amCleveland Hopkins Intl
5h 03m
1 stop
STL9:33 amLambert-St Louis
Sep 16
STL5:32 pmLambert-St Louis
6h 01m
1 stop
CLE12:33 amCleveland Hopkins Intl
$182
Find similar
Delta
Dec 24
CLE6:05 amCleveland Hopkins Intl
4h 23m
1 stop
STL9:28 amLambert-St Louis
Dec 28
STL6:29 amLambert-St Louis
3h 48m
1 stop
CLE11:17 amCleveland Hopkins Intl
$236
Find similar
Delta
Dec 4
CLE6:00 amCleveland Hopkins Intl
5h 46m
1 stop
STL10:46 amLambert-St Louis
Dec 7
STL6:00 amLambert-St Louis
4h 01m
1 stop
CLE11:01 amCleveland Hopkins Intl
$241
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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

Price

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Mon 9/15

8:05 pm-8:40 pm

Nonstop1h 35m

Lambert-St Louis

Tue 9/16

6:40 pm-9:10 pm

Nonstop1h 30m

$166

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Wed 9/17

9:00 am-9:35 am

Nonstop1h 35m

Lambert-St Louis

Fri 9/19

7:25 pm-9:55 pm

Nonstop1h 30m

$175

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Wed 11/19

8:15 am-9:05 am

Nonstop1h 50m

Lambert-St Louis

Thu 11/20

5:10 am-1:35 pm

1 stop7h 25m

$176

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Sat 9/13

5:30 am-9:33 am

1 stop5h 03m

Lambert-St Louis

Tue 9/16

5:32 pm-12:33 am

1 stop6h 01m

$182

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 9/5

2:30 pm-8:15 pm

1 stop6h 45m

Lambert-St Louis

Mon 9/8

7:23 am-5:53 pm

1 stop9h 30m

$217

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Sun 9/14

6:01 am-11:57 am

1 stop6h 56m

Lambert-St Louis

Sat 9/27

5:18 am-1:38 pm

1 stop7h 20m

$226

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Wed 12/24

6:05 am-9:28 am

1 stop4h 23m

Lambert-St Louis

Sun 12/28

6:29 am-11:17 am

1 stop3h 48m

$236

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Sat 1/17

7:00 am-3:21 pm

2 stops9h 21m

Lambert-St Louis

Mon 1/19

5:18 pm-11:33 pm

1 stop5h 15m

$242

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Thu 9/11

5:30 am-3:04 pm

1 stop10h 34m

Lambert-St Louis

Thu 9/18

10:49 am-12:43 am

2 stops12h 54m

$250

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Thu 9/11

6:00 am-3:04 pm

2 stops10h 04m

Lambert-St Louis

Thu 9/18

10:49 am-12:43 am

2 stops12h 54m

$301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Cleveland to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Cleveland and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, April is the cheapest month to fly from Cleveland to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $255. The month of August is another great option to travel to St. Louis, with average flight prices from Cleveland averaging around $274.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Saturday when prices can be found for as low as $348. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $466. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Cleveland at noon is the least expensive time of day to depart. momondo users have found prices as low as $331 when looking at flights departing at noon. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $381 per ticket.

What is the cheapest Cleveland Hopkins Intl to Lambert-St Louis flight route?

Fly from Cleveland Hopkins Intl to Lambert-St Louis for the best Cleveland Hopkins Intl - Lambert-St Louis flight prices

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Cleveland when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $309 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Cleveland for as low as $223 on momondo.

What cabin class options are available on Cleveland Hopkins Intl to Lambert-St Louis flights?

There are 1 cabin classes available to choose from on Cleveland Hopkins Intl to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cleveland to St. Louis flight prices changed over time?

As of August 2025, prices for Cleveland to St. Louis flights are approximately 101% more expensive when compared to flights at the same time last year.

When to book flights from Cleveland to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Cleveland to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cleveland to St. Louis (CLE to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cleveland to St. Louis

Best Price Found

$73

Fastest flight time

1h 35m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Cleveland in the past 72 hours is $73. The best round-trip flight deal from Cleveland to St. Louis found on momondo in the last 72 hours is $166.
The fastest flight from Cleveland to St. Louis takes 1h 35m
Direct flights go from Cleveland to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • How far is Cleveland Hopkins Intl to Lambert-St Louis by plane?

    The straight-line distance from Cleveland Hopkins Intl to Lambert-St Louis is 490.9 mi. Typically, this will take 1h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Cleveland Hopkins Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Cleveland Hopkins Intl Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Cleveland Hopkins Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Cleveland Hopkins Intl Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cleveland Hopkins Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Cleveland to St. Louis?

  • What is the most popular airline from Cleveland to St. Louis?

Best airlines flying from Cleveland to St. Louis

Compare and see reviews for airlines that fly from Cleveland to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $118Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
American AirlinesPriceFrom $172Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $213Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
DeltaPriceFrom $275Free CancellationRating
8.0
7,980 reviews
Search Delta flights

  • Southwest Flights From Cleveland to St. Louis

    Southwest flight deals from Cleveland to St. Louis start from $213 round-trip. Over the 16 Southwest flights for this route in a normal week, average airfare is usually $295 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
Fenton
Wentzville
Collinsville
Alton
St. Peters
Farmington
Festus
Glencoe
Eureka
Clayton
Edwardsville
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Cleveland to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cleveland to St. Louis for you.

Can I find flights from Cleveland to St. Louis with flexible booking policies on momondo?

All flight searches from Cleveland to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Cleveland to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Cleveland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Cleveland to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Cleveland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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