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Cheap flights from St. Louis to New York from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to New York departing on 12/16. 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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Cheap round-trip flights

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Multiple Airlines Logo
3:30 pm - 3:29 pmSTL-LGA
22h 59m1 stop
Multiple Airlines Logo
9:59 am - 9:52 amLGA-STL
24h 53m2 stops
$244Multiple Airlines
Find Deal
Sun, Dec 7 - Sun, Dec 14
Multiple Airlines Logo
10:53 am - 11:21 pmSTL-LGA
11h 28m1 stop
Multiple Airlines Logo
8:30 pm - 10:33 pmLGA-STL
27h 03m2 stops
$247Multiple Airlines
Find Deal
Thu, Nov 27 - Tue, Dec 2
Multiple Airlines Logo
7:43 pm - 10:00 pmSTL-LGA
25h 17m1 stop
Multiple Airlines Logo
6:00 am - 1:52 pmLGA-STL
8h 52m1 stop
$248Multiple Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
10:42 am - 9:13 pmSTL-LGA
9h 31m2 stops
Multiple Airlines Logo
5:45 am - 10:33 pmLGA-STL
17h 48m1 stop
$249Multiple Airlines
Find Deal
Sun, Dec 7 - Mon, Dec 8
Frontier Logo
10:42 am - 11:05 pmSTL-LGA
11h 23m1 stop
Frontier Logo
6:20 am - 11:07 amLGA-STL
5h 47m1 stop
$251Frontier
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Sun, Dec 7 - Thu, Dec 11
American Airlines Logo
6:00 am - 5:57 pmSTL-LGA
10h 57m1 stop
American Airlines Logo
12:55 pm - 2:49 pmLGA-STL
2h 54mnonstop
$252American Airlines
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Thu, Nov 27 - Wed, Dec 3
Multiple Airlines Logo
2:47 pm - 11:42 pmSTL-LGA
7h 55m1 stop
Multiple Airlines Logo
10:08 pm - 10:33 pmLGA-STL
25h 25m2 stops
$253Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Multiple Airlines Logo
7:43 pm - 9:13 pmSTL-LGA
24h 30m2 stops
Multiple Airlines Logo
6:30 pm - 7:42 pmLGA-STL
26h 12m1 stop
$254Multiple Airlines
Find Deal
Sat, Dec 13 - Thu, Dec 18
Multiple Airlines Logo
7:45 pm - 9:00 amSTL-LGA
36h 15m2 stops
Multiple Airlines Logo
10:58 pm - 6:58 pmLGA-STL
21h 00m1 stop
$255Multiple Airlines
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Mon, Nov 17 - Mon, Nov 24
Multiple Airlines Logo
9:54 am - 5:30 pmSTL-LGA
6h 36m1 stop
Multiple Airlines Logo
8:29 am - 10:33 pmLGA-STL
15h 04m2 stops
$256Multiple Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 8

American Airlines flights from St. Louis to New York LaGuardia Airport

Our best American Airlines deals on St. Louis to New York LaGuardia Airport flight tickets
American Airlines
Nov 27
STL6:00 amLambert-St Louis
10h 57m
1 stop
LGA5:57 pmNew York LaGuardia
Dec 3
LGA12:55 pmNew York LaGuardia
2h 54m
STL2:49 pmLambert-St Louis
$252
Find similar
American Airlines
Dec 3
STL3:29 pmLambert-St Louis
2h 30m
LGA6:59 pmNew York LaGuardia
Dec 10
LGA9:00 amNew York LaGuardia
8h 50m
1 stop
STL4:50 pmLambert-St Louis
$262
Find similar
American Airlines
Dec 6
STL1:59 pmLambert-St Louis
8h 48m
1 stop
LGA11:47 pmNew York LaGuardia
Dec 10
LGA12:55 pmNew York LaGuardia
2h 54m
STL2:49 pmLambert-St Louis
$269
Find similar

Delta flights from St. Louis to New York LaGuardia Airport

Our best Delta deals on St. Louis to New York LaGuardia Airport flight tickets
Delta
Jan 31
STL7:25 amLambert-St Louis
2h 24m
LGA10:49 amNew York LaGuardia
Feb 2
LGA6:05 pmNew York LaGuardia
3h 01m
STL8:06 pmLambert-St Louis
$267
Find similar
Delta
Dec 10
STL6:05 amLambert-St Louis
2h 28m
LGA9:33 amNew York LaGuardia
Jan 11
LGA6:00 amNew York LaGuardia
4h 39m
1 stop
STL9:39 amLambert-St Louis
$277
Find similar
Delta
Dec 9
STL6:05 amLambert-St Louis
2h 28m
LGA9:33 amNew York LaGuardia
Dec 9
LGA1:59 pmNew York LaGuardia
2h 53m
STL3:52 pmLambert-St Louis
$281
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to New York LaGuardia Airport 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 November 12, 2025.
Use the filters below to find and compare flights from St. Louis to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Sun 12/7

3:30 pm-3:29 pm

1 stop22h 59m

New York LaGuardia

Sun 12/14

9:59 am-9:52 am

2 stops24h 53m

$244

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 11/27

10:53 am-11:21 pm

1 stop11h 28m

New York LaGuardia

Tue 12/2

8:30 pm-10:33 pm

2 stops27h 03m

$247

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Fri 12/12

7:43 pm-10:00 pm

1 stop25h 17m

New York LaGuardia

Sun 12/14

6:00 am-1:52 pm

1 stop8h 52m

$248

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Sun 12/7

10:42 am-9:13 pm

2 stops9h 31m

New York LaGuardia

Mon 12/8

5:45 am-10:33 pm

1 stop17h 48m

$249

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Sun 12/7

10:42 am-11:05 pm

1 stop11h 23m

New York LaGuardia

Thu 12/11

6:20 am-11:07 am

1 stop5h 47m

$251

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 11/27

6:00 am-5:57 pm

1 stop10h 57m

New York LaGuardia

Wed 12/3

12:55 pm-2:49 pm

Nonstop2h 54m

$252

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 12/4

2:47 pm-11:42 pm

1 stop7h 55m

New York LaGuardia

Sun 12/7

10:08 pm-10:33 pm

2 stops25h 25m

$253

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Sat 12/13

7:43 pm-9:13 pm

2 stops24h 30m

New York LaGuardia

Thu 12/18

6:30 pm-7:42 pm

1 stop26h 12m

$254

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Mon 11/17

7:45 pm-9:00 am

2 stops36h 15m

New York LaGuardia

Mon 11/24

10:58 pm-6:58 pm

1 stop21h 00m

$255

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Fri 12/5

9:54 am-5:30 pm

1 stop6h 36m

New York LaGuardia

Mon 12/8

8:29 am-10:33 pm

2 stops15h 04m

$256

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 New York from

How to get the cheapest flight ticket from St. Louis to New York LaGuardia Airport

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 cheapest month to fly to New York LaGuardia Airport?

The cheapest month to fly to New York LaGuardia Airport from St. Louis is in April. Flight prices, which tend to average around $275, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in April, then you should wait until January to fly from St. Louis, when ticket prices are also cheap, with an average price of $284.

What is the cheapest day to depart on your flight to New York LaGuardia Airport?

The cheapest day to depart on your flight to New York LaGuardia Airport is on a Wednesday when prices can be found for as low as $286. This is often the case because there is less demand to fly during this day of the week. Flights from St. Louis to New York LaGuardia Airport on a Sunday will generally be more expensive and average around $358. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to New York LaGuardia Airport?

Our data shows that the cheapest St. Louis to New York LaGuardia Airport flights are usually those with departure times at noon. Our users have found flights to New York LaGuardia Airport at noon for as low as $300. Flights in the morning are often more expensive with an average ticket price of $322.

What is the cheapest Lambert-St Louis to New York LaGuardia flight route?

Fly from Lambert-St Louis to New York LaGuardia for the best Lambert-St Louis - New York LaGuardia flight prices

How far in advance should I book a flight to New York LaGuardia Airport?

You are more likely to see cheaper flights to New York LaGuardia Airport from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $317 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from St. Louis for as low as $269 on momondo.

What cabin class options are available on Lambert-St Louis to New York LaGuardia flights?

There are 4 cabin classes available to choose from on Lambert-St Louis to New York LaGuardia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to New York LaGuardia Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a St. Louis to New York LaGuardia Airport flight.

How have St. Louis to New York LaGuardia Airport flight prices changed over time?

As of November 2025, prices for St. Louis to New York LaGuardia Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to New York LaGuardia Airport

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

Cheap St. Louis to New York LaGuardia Airport (STL to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to New York LaGuardia Airport

Best Price Found

$148

Fastest flight time

2h 15m

Direct flights

Every day
The best one-way flight to New York LaGuardia Airport from St. Louis in the past 72 hours is $148. The best round-trip flight deal from St. Louis to New York LaGuardia Airport found on momondo in the last 72 hours is $313.
The fastest flight from St. Louis to New York LaGuardia Airport takes 2h 15m
Direct flights go from St. Louis to New York LaGuardia Airport every day.
Search flight deals

  • How far is Lambert-St Louis to New York LaGuardia by plane?

    The distance between Lambert-St Louis and New York LaGuardia is about 878.5 mi. Typically, this will take 2h 24m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to New York LaGuardia Airport?

    Prices for flights from Lambert-St Louis Airport to New York LaGuardia Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to New York LaGuardia Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to New York LaGuardia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The necessary travel and health documents for your New York LaGuardia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to New York LaGuardia Airport?

  • What is the most popular airline from St. Louis to New York LaGuardia Airport?

Best airlines flying from St. Louis to New York LaGuardia Airport

Compare and see reviews for airlines that fly from St. Louis to New York LaGuardia Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $75Free CancellationRating
5.8
3,114 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $129Free CancellationRating
6.3
8,139 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $182Free CancellationRating
8.0
4,235 reviews
Search Southwest flights
DeltaPriceFrom $197Free CancellationRating
7.9
8,009 reviews
Search Delta flights
American AirlinesPriceFrom $207Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights

  • Southwest Flights From St. Louis to New York LaGuardia Airport

    Southwest flight deals from St. Louis to New York LaGuardia Airport start from $182 round-trip. Over the 28 Southwest flights for this route in a normal week, average airfare is usually $334 round-trip - but some users have found much cheaper deals with momondo.

  • Delta Flights From St. Louis to New York LaGuardia Airport

    Delta is also a popular choice for this route. Delta flight deals for St. Louis to New York LaGuardia Airport start from as low as $197 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $308. Delta operates 24 flights to New York LaGuardia Airport from St. Louis in an average week. Users have rated it 7.9/10 across 8,009 reviews.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
Asbury Park
East Rutherford
Point Pleasant Beach
Pocono Manor
Beach Haven
Spring Lake
Tannersville
Long Branch
Stamford
Wayne
East Stroudsburg
Elizabeth
Secaucus
Parsippany
Ocean Grove
Staten Island

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to New York. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to New York from St. Louis with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to New York.

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

Of course. momondo tracks the price of St. Louis to New York flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your New York LaGuardia Airport trip

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