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St. Louis

$89+ Cheap flights from LaGuardia, NY (LGA) 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — STL
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to Lambert-St Louis are usually found in April or March, booked 57 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from LaGuardia to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) 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 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(Southwest)

One-way from

$89
(Delta)

Popular in

December

Cheapest in

April

Average price

$308

Good round-trip deal

$238 or less

Good one-way deal

$130 or less
Provider with most accurate pricing for New York LaGuardia-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for New York LaGuardia-Lambert-St Louis flights.
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From New York LaGuardia to Lambert-St Louis
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One-way flight from New York LaGuardia to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from New York LaGuardia to Lambert-St Louis.
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Price to beat on a one-way flight from New York LaGuardia to Lambert-St Louis.
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Find flight deals from LaGuardia to St. Louis

Cheapest flights from LaGuardia to St. Louis
Explore the most affordable flight options available from LaGuardia to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Southwest deal was found by Cheapflights users on 3/24. 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 5/306:00 amLGA - STL
Nonstop2h 45mSouthwest
Tue 6/36:30 pmSTL - LGA
1 stop3h 55mSouthwest
Deal found 3/24$187
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/2911:25 amLGA - STL
1 stop5h 22mUnited Airlines
Wed 4/301:12 pmSTL - LGA
1 stop6h 03mUnited Airlines
Deal found 3/24$192
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.
Tue 5/279:59 amLGA - STL
Nonstop2h 49mDelta
Mon 6/26:45 pmSTL - LGA
Nonstop2h 30mDelta
Deal found 3/23$199
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/224:38 pmLGA - STL
2 stops20h 07mMultiple Airlines
Tue 4/296:10 pmSTL - LGA
1 stop14h 45mMultiple Airlines
Deal found 3/23$215
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:10 pmLGA - STL
1 stop6h 18mAmerican Airlines
Wed 5/146:00 pmSTL - LGA
Nonstop2h 25mAmerican Airlines
Deal found 3/23$216
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:55 pmLGA - STL
1 stop14h 20mSpirit Airlines
Sun 5/1110:10 amSTL - LGA
2 stops27h 08mSpirit Airlines
Deal found 3/22$244
This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/411:30 amLGA - STL
1 stop13h 16mFrontier
Mon 4/74:57 pmSTL - LGA
1 stop16h 35mFrontier
Deal found 3/24$260

Cheapflights Fare Finder

Customize your flight search to find flights from LaGuardia 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 25, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to St. Louis that are best for you.

Fly from

LaGuardia

Fly to

St. Louis

Route

Depart

Return

Price

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 5/30

6:00 am-7:45 am

Nonstop2h 45m

Lambert-St Louis

Tue 6/3

6:30 pm-11:25 pm

1 stop3h 55m

$187

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/29

11:25 am-3:47 pm

1 stop5h 22m

Lambert-St Louis

Wed 4/30

1:12 pm-8:15 pm

1 stop6h 03m

$192

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 5/27

9:59 am-11:48 am

Nonstop2h 49m

Lambert-St Louis

Mon 6/2

6:45 pm-10:15 pm

Nonstop2h 30m

$199

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/22

4:38 pm-11:45 am

2 stops20h 07m

Lambert-St Louis

Tue 4/29

6:10 pm-9:55 am

1 stop14h 45m

$215

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 5/7

5:10 pm-10:28 pm

1 stop6h 18m

Lambert-St Louis

Wed 5/14

6:00 pm-9:25 pm

Nonstop2h 25m

$216

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 5/9

7:55 pm-9:15 am

1 stop14h 20m

Lambert-St Louis

Sun 5/11

10:10 am-2:18 pm

2 stops27h 08m

$244

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 4/4

11:30 am-11:46 pm

1 stop13h 16m

Lambert-St Louis

Mon 4/7

4:57 pm-10:32 am

1 stop16h 35m

$260

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 4/23

6:59 pm-8:51 pm

Nonstop2h 52m

$89

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 4/23

11:25 am-3:47 pm

1 stop5h 22m

$94

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 4/23

6:56 pm-5:15 pm

1 stop23h 19m

$95

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 14 results
1
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Compare providers for flights from LaGuardia 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 LaGuardia to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 New York LaGuardia Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-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 New York LaGuardia Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for New York LaGuardia Airport to St. Louis flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your New York LaGuardia Airport to St. Louis trip
Airports
LGA

Check your boarding pass before arriving at LGA to ensure you're at the correct terminal, saving valuable check-in time.

Read more about LGAby Brandon Schultz
STL

Use the MetroLink light rail for a convenient and economical way to reach downtown St. Louis from STL airport.

Read more about STLby Taryn White
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on LGA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Taryn White

Taryn White

Expert on STL

Taryn White

Taryn White

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

Best time to book a flight from LaGuardia to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from LaGuardia 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 New York LaGuardia Airport to St. Louis

How far ahead should I book a flight from New York LaGuardia Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from LaGuardia to St. Louis. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from New York LaGuardia Airport 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 New York LaGuardia Airport to St. Louis?

Currently, August is the cheapest month in which you can book a flight from New York LaGuardia Airport to St. Louis (average of $311). Flying from New York LaGuardia Airport to St. Louis in March is currently the most expensive (average of $356). 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 LGA to STL?

Find hourly flight availability from LaGuardia 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 25, 2025.

It’s typically best to fly out from New York LaGuardia Airport to St. Louis in the morning. Doing so could potentially save you 5% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from New York LaGuardia Airport to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from LaGuardia to St. Louis. Price data was last updated on March 16, 2025.

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

Weekly flight availability from New York LaGuardia Airport to St. Louis

Explore weekly flight availability from LaGuardia to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 25, 2025.

The most flights from LGA to STL are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 25, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from New York to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,890 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,878 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia 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 New York LaGuardia?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from New York LaGuardia to St. Louis. You should not have trouble finding flights to Lambert-St Louis from New York LaGuardia; the airport handles an average of 14 inbound flights from New York LaGuardia per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the St. Louis airport from New York LaGuardia. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • What are the cheapest airlines flying from New York LaGuardia Airport to St. Louis round-trip?

    Flying on Southwest is currently your cheapest option to St. Louis, with prices starting at $187. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $192 and $199, respectively. Southwest is 46% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from New York LaGuardia Airport to St. Louis one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $89. United Airlines flights start at $94 while deals on Spirit Airlines start at $95 one-way.

  • What are the most reliable airlines from New York LaGuardia Airport to St. Louis?

    Consider Republic Airways (87%), WestJet (87%) or Southwest (87%) when booking your flight. These represent the most reliable airlines when flying from New York LaGuardia Airport to St. Louis.

  • What are the cheapest flights from New York LaGuardia Airport to St. Louis?

    Looking at all options, your cheapest flight can be booked for $88. While the most popular route (New York LaGuardia - Lambert-St Louis) can be booked for $177 on average our data indicates $254 when flying from New York LaGuardia Airport to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia 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 New York LaGuardia Airport to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from New York LaGuardia Airport to St. Louis (average of $311). Flying from New York LaGuardia Airport to St. Louis in March is currently the most expensive (average of $356). 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 New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Top 3 airlines flying from LaGuardia to St. Louis

Discover the top 3 airlines that operate flights from LaGuardia 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$197Average$365FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$205Average$343FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$218Average$356FlexibilityNo cancel feeOn-time63%
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