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St. Louis

$55+ Cheap flights from Ohio to St. Louis (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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — STL
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from Ohio to St. Louis

Keep the following information in mind while searching for Ohio to St. Louis flight deals. Data was last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(Frontier)

One-way from

$55
(Frontier)

Popular in

February

Cheapest in

August

Average price

$315

Good round-trip deal

$315 or less

Good one-way deal

$126 or less
Provider with most accurate pricing for Cleveland Hopkins Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Cleveland Hopkins Intl-Lambert-St Louis flights.
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From Ohio to Lambert-St Louis
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One-way flight from Ohio to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Ohio to Lambert-St Louis.
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Price to beat on a one-way flight from Ohio to Lambert-St Louis.
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Find flight deals from Ohio to St. Louis

Cheapest flights from Ohio to St. Louis
Explore the most affordable flight options available from Ohio to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:48 pmCLE - STL
1 stop6h 45mFrontier
Thu 12/1112:04 pmSTL - CLE
1 stop10h 04mFrontier
Deal found 11/2$110
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:46 pmCLE - STL
1 stop21h 19mFrontier
Thu 11/203:14 pmSTL - CLE
1 stop8h 40mFrontier
Deal found 11/3$119
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:24 amCVG - STL
1 stop23h 43mFrontier
Thu 11/204:13 pmSTL - CVG
1 stop5h 49mFrontier
Deal found 11/3$119
This Booking.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:03 pmCMH - STL
1 stop14h 04mFrontier
Wed 11/197:45 pmSTL - CMH
1 stop22h 51mFrontier
Deal found 11/1$121
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:22 pmCLE - STL
1 stop8h 35mFrontier
Mon 12/810:47 amSTL - CLE
1 stop5h 31mFrontier
Deal found 11/3$124
This Trip.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:03 pmCMH - STL
1 stop14h 04mFrontier
Thu 11/204:13 pmSTL - CMH
1 stop22h 35mFrontier
Deal found 11/3$129
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:22 pmCLE - STL
1 stop22h 52mFrontier
Sun 12/1410:42 amSTL - CLE
1 stop11h 26mFrontier
Deal found 11/2$146
This Booking.com deal was found by Cheapflights users on 11/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:22 pmCLE - STL
1 stop22h 52mFrontier
Sun 12/710:42 amSTL - CLE
1 stop5h 36mFrontier
Deal found 11/4$150
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:57 amCVG - STL
1 stop11h 36mFrontier
Thu 12/111:16 pmSTL - CVG
1 stop9h 42mFrontier
Deal found 11/3$150
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/89:18 amDTW - STL
1 stop14h 15mFrontier
Thu 12/113:30 pmSTL - DTW
1 stop15h 50mFrontier
Deal found 11/3$159
This Booking.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:15 pmCLE - STL
1 stop17h 52mFrontier
Mon 11/177:45 pmSTL - CLE
1 stop16h 46mFrontier
Deal found 11/3$162
This Flightnetwork deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:12 pmDTW - STL
1 stop15h 47mFrontier
Sat 12/67:43 pmSTL - DTW
1 stop19h 36mFrontier
Deal found 11/3$164

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ohio 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 November 4, 2025.
Use the filters below to find and compare flights from Ohio to St. Louis that are best for you.

Fly from

Ohio

Fly to

St. Louis

Route

Depart

Return

Price

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Wed 12/3

4:48 pm-10:33 pm

1 stop6h 45m

Lambert-St Louis

Thu 12/11

12:04 pm-11:08 pm

1 stop10h 04m

$110

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Tue 11/18

1:46 pm-10:05 am

1 stop21h 19m

Lambert-St Louis

Thu 11/20

3:14 pm-12:54 am

1 stop8h 40m

$119

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Tue 11/18

10:24 am-9:07 am

1 stop23h 43m

Lambert-St Louis

Thu 11/20

4:13 pm-11:02 pm

1 stop5h 49m

$119

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 11/17

8:03 pm-9:07 am

1 stop14h 04m

Lambert-St Louis

Wed 11/19

7:45 pm-7:36 pm

1 stop22h 51m

$121

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Mon 12/1

4:22 pm-11:57 pm

1 stop8h 35m

Lambert-St Louis

Mon 12/8

10:47 am-5:18 pm

1 stop5h 31m

$124

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Sat 1/10

4:53 pm-7:50 am

1 stop15h 57m

Lambert-St Louis

Wed 1/14

5:06 pm-7:56 am

1 stop13h 50m

$131

ClevelandSt. Louis

CLE - STL

CLESTL

Cleveland Hopkins Intl

Fri 12/12

12:22 pm-10:14 am

1 stop22h 52m

Lambert-St Louis

Sun 12/14

10:42 am-11:08 pm

1 stop11h 26m

$150

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Mon 12/8

11:57 am-10:33 pm

1 stop11h 36m

Lambert-St Louis

Thu 12/11

1:16 pm-11:58 pm

1 stop9h 42m

$150

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

Fri 12/5

5:20 pm-10:14 am

1 stop17h 54m

Lambert-St Louis

Mon 12/8

10:47 am-7:52 pm

1 stop8h 05m

$170

PittsburghSt. Louis

PIT - STL

PITSTL

Pittsburgh

Sat 1/24

6:00 am-12:50 pm

1 stop7h 50m

Lambert-St Louis

Tue 1/27

8:20 am-12:40 pm

1 stop3h 20m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 60 results
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Best time to book a flight from Ohio to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Ohio 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 Ohio to St. Louis

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

Currently, October is the cheapest month in which you can book a flight from Ohio to St. Louis (average of $85). Flying from Ohio to St. Louis in June is currently the most expensive (average of $232). 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 OH to STL?

Find hourly flight availability from Ohio 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 November 4, 2025.

It’s typically best to fly out from Ohio to St. Louis in the evening. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Ohio to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Ohio to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ohio to St. Louis flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Ohio 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 airport do you fly into for flights to St. Louis from Ohio?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Ohio to St. Louis.

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

    For as low as $199, Frontier can have you in St. Louis from Ohio in 4h 33m. The distance between Ohio and St. Louis is about 552 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $65 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $69 and $96, respectively.

  • What are the most popular routes from Ohio to St. Louis?

    While some choose either Cleveland Hopkins Intl - Lambert-St Louis or Pittsburgh - Lambert-St Louis, Detroit Metropolitan Wayne County - Lambert-St Louis is the most popular route from Ohio to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ohio 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 Ohio to St. Louis?

    Currently, October is the cheapest month in which you can book a flight from Ohio to St. Louis (average of $85). Flying from Ohio to St. Louis in June is currently the most expensive (average of $232). 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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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Top 5 airlines flying from Ohio to St. Louis

Discover the top 5 airlines that operate flights from Ohio 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$85Average$215FlexibilityNo cancel feeOn-time62%
DeltaCheapest$121Average$392FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$186Average$341FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$333FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$222Average$348FlexibilityNo cancel feeOn-time69%

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