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$107+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — STL
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to Lambert-St Louis are usually found in March or April, 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$211
(CheapOair)

One-way from

$107
(CheapOair)

Popular in

December

Cheapest in

March

Average price

$308

Good round-trip deal

$269 or less

Good one-way deal

$143 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 April 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 April 29, 2025.

This CheapOair deal was found by Cheapflights users on 4/27. 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.
Tue 5/610:00 pmLGA - STL
1 stop27h 06mFrontier
Fri 5/165:55 pmSTL - LGA
1 stop26h 04mFrontier
Deal found 4/27$211
This American Airlines deal was found by Cheapflights users on 4/28. 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 5/2010:19 amLGA - STL
1 stop6h 02mAmerican Airlines
Tue 5/206:00 pmSTL - LGA
Nonstop2h 25mAmerican Airlines
Deal found 4/28$214
This Booking.com deal was found by Cheapflights users on 4/28. 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.
Sat 5/1710:00 pmLGA - STL
1 stop27h 06mMultiple Airlines
Sat 5/2410:10 amSTL - LGA
1 stop12h 14mMultiple Airlines
Deal found 4/28$220
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/411:25 amLGA - STL
1 stop5h 05mUnited Airlines
Wed 6/1111:20 amSTL - LGA
1 stop5h 02mUnited Airlines
Deal found 4/28$236
This Delta deal was found by Cheapflights users on 4/27. 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 5/206:59 pmLGA - STL
Nonstop2h 49mDelta
Fri 5/306:45 pmSTL - LGA
Nonstop2h 30mDelta
Deal found 4/27$237
This Mytrip deal was found by Cheapflights users on 4/27. 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.
Thu 6/126:30 amLGA - STL
1 stop11h 34mSpirit Airlines
Sun 6/156:12 pmSTL - LGA
1 stop17h 00mSpirit Airlines
Deal found 4/27$238
This Southwest deal was found by Cheapflights users on 4/28. 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.
Tue 7/86:05 amLGA - STL
2 stops6h 40mSouthwest
Wed 7/96:15 amSTL - LGA
Nonstop2h 20mSouthwest
Deal found 4/28$252

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 April 29, 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

Thu 5/15

10:00 pm-12:14 am

1 stop27h 14m

Lambert-St Louis

Mon 5/19

5:45 pm-8:59 pm

1 stop26h 14m

$211

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 5/20

10:19 am-3:21 pm

1 stop6h 02m

Lambert-St Louis

Tue 5/20

6:00 pm-9:25 pm

Nonstop2h 25m

$214

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 5/17

10:00 pm-12:06 am

1 stop27h 06m

Lambert-St Louis

Sat 5/24

10:10 am-11:24 pm

1 stop12h 14m

$220

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 6/4

11:25 am-3:30 pm

1 stop5h 05m

Lambert-St Louis

Wed 6/11

11:20 am-5:22 pm

1 stop5h 02m

$236

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 5/20

6:59 pm-8:48 pm

Nonstop2h 49m

Lambert-St Louis

Fri 5/30

6:45 pm-10:15 pm

Nonstop2h 30m

$237

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 6/12

6:30 am-5:04 pm

1 stop11h 34m

Lambert-St Louis

Sun 6/15

6:12 pm-12:12 pm

1 stop17h 00m

$238

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 7/8

6:05 am-11:45 am

2 stops6h 40m

Lambert-St Louis

Wed 7/9

6:15 am-9:35 am

Nonstop2h 20m

$252

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 5/13

10:00 pm-12:06 am

1 stop27h 06m

$107

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 5/28

6:59 pm-8:48 pm

Nonstop2h 49m

$111

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 5/28

11:25 am-3:30 pm

1 stop5h 05m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 14 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 eDreams the most. eDreams 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 April 25, 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 April 29, 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 7% 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 30, 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 April 29, 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 (6 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 April 29, 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
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,292 reviews
Southwest
8.0
Very good
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,929 reviews
Southwest
8.0
Very good
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Spirit Airlines
6.3
Okay
7,954 reviews
Southwest
8.0
Very good
4,292 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 15 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 Frontier is currently your cheapest option to St. Louis, with prices starting at $211. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $220 and $236, respectively. Frontier is 39% 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 Frontier, which is currently one of the cheapest options available, starting at $107. Delta flights start at $111 while deals on United Airlines start at $116 one-way.

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

    Consider Republic Airways (86%), WestJet (84%) or Delta (82%) 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 $221 on average our data indicates $402 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
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$197Average$361FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$205Average$328FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$211Average$343FlexibilityNo cancel feeOn-time63%

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