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Cheap flights from New York LaGuardia Airport to St. Louis from C$ 203

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from New York LaGuardia Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:35 a.m. - 10:20 a.m.LGA  New York LaGuardia-STL Lambert-St Louis
2h 45mdirect
Southwest Logo
3:35 p.m. - 6:55 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 20mdirect
C$ 405Southwest
Thu, 24 Sep - Mon, 28 Sep
Delta Logo
3:05 p.m. - 4:52 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
2h 47mdirect
Delta Logo
1:01 p.m. - 4:30 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 29mdirect
C$ 406Delta
Sat, 3 Oct - Mon, 5 Oct
Southwest Logo
8:55 a.m. - 12:15 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
4h 20m1 stop Chicago Midway
Southwest Logo
7:50 p.m. - 11:15 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 25mdirect
C$ 413Southwest
Thu, 1 Oct - Mon, 5 Oct
Delta Logo
6:25 p.m. - 8:14 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
2h 49mdirect
Delta Logo
7:00 a.m. - 10:26 a.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 26mdirect
C$ 416Delta
Tue, 27 Oct - Thu, 29 Oct
Delta Logo
1:55 p.m. - 3:36 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
2h 41mdirect
Delta Logo
6:00 a.m. - 11:39 a.m.STL  Lambert-St Louis-LGA New York LaGuardia
4h 39m1 stop Atlanta Hartsfield-Jackson
C$ 418Delta
Thu, 24 Sep - Mon, 28 Sep
Delta Logo
10:00 a.m. - 2:49 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
5h 49m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:01 p.m. - 4:30 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 29mdirect
C$ 420Delta
Sat, 3 Oct - Mon, 5 Oct
Southwest Logo
8:55 a.m. - 12:15 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
4h 20m1 stop Chicago Midway
Southwest Logo
8:35 a.m. - 3:40 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
6h 05m1 stop Omaha Eppley Airfield
C$ 425Southwest
Thu, 1 Oct - Mon, 5 Oct
Delta Logo
9:25 a.m. - 1:53 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
5h 28m1 stop Detroit Metropolitan Wayne County
Delta Logo
1:02 p.m. - 4:30 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 28mdirect
C$ 429Delta
Tue, 27 Oct - Thu, 29 Oct
Delta Logo
6:45 a.m. - 8:29 a.m.LGA  New York LaGuardia-STL Lambert-St Louis
2h 44mdirect
Delta Logo
2:00 p.m. - 5:28 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
2h 28mdirect
C$ 431Delta
Fri, 16 Oct - Sat, 17 Oct
Delta Logo
6:00 a.m. - 12:32 p.m.LGA  New York LaGuardia-STL Lambert-St Louis
7h 32m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 a.m. - 1:34 p.m.STL  Lambert-St Louis-LGA New York LaGuardia
6h 34m1 stop Atlanta Hartsfield-Jackson
C$ 432Delta
Sat, 26 Sep - Mon, 28 Sep

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Southwest flights from New York LaGuardia Airport to St. Louis

Our best Southwest deals on New York LaGuardia Airport to St. Louis flight tickets
Southwest
24 Sep
LGA8:35 a.m.New York LaGuardia
2h 45m
STL10:20 a.m.Lambert-St Louis
28 Sep
STL3:35 p.m.Lambert-St Louis
2h 20m
LGA6:55 p.m.New York LaGuardia
C$ 405
Southwest
1 Oct
LGA8:55 a.m.New York LaGuardia
4h 20m
1 stop
STL12:15 p.m.Lambert-St Louis
5 Oct
STL7:50 p.m.Lambert-St Louis
2h 25m
LGA11:15 p.m.New York LaGuardia
C$ 413
Southwest
1 Oct
LGA8:55 a.m.New York LaGuardia
4h 20m
1 stop
STL12:15 p.m.Lambert-St Louis
5 Oct
STL8:35 a.m.Lambert-St Louis
6h 05m
1 stop
LGA3:40 p.m.New York LaGuardia
C$ 425

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

Our best United Airlines deals on New York LaGuardia Airport to St. Louis flight tickets
United Airlines
16 Oct
LGA8:10 a.m.New York LaGuardia
5h 03m
1 stop
STL12:13 p.m.Lambert-St Louis
17 Oct
STL11:35 a.m.Lambert-St Louis
4h 50m
1 stop
LGA5:25 p.m.New York LaGuardia
C$ 458
United Airlines
24 Nov
LGA8:15 a.m.New York LaGuardia
4h 55m
1 stop
STL12:10 p.m.Lambert-St Louis
27 Nov
STL7:30 a.m.Lambert-St Louis
4h 53m
1 stop
LGA1:23 p.m.New York LaGuardia
C$ 511
United Airlines
12 Nov
LGA8:15 a.m.New York LaGuardia
4h 55m
1 stop
STL12:10 p.m.Lambert-St Louis
15 Nov
STL1:08 p.m.Lambert-St Louis
5h 11m
1 stop
LGA7:19 p.m.New York LaGuardia
C$ 519

momondo Fare Finder

 
Use the filters below to find and compare flights from New York LaGuardia Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Thu 24/9

8:35 a.m.-10:20 a.m.

Nonstop2h 45m

Lambert-St Louis

Mon 28/9

3:35 p.m.-6:55 p.m.

Nonstop2h 20m

C$ 405

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Sat 3/10

3:05 p.m.-4:52 p.m.

Nonstop2h 47m

Lambert-St Louis

Mon 5/10

1:01 p.m.-4:30 p.m.

Nonstop2h 29m

C$ 406

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Thu 1/10

8:55 a.m.-12:15 p.m.

1 stop4h 20m

Lambert-St Louis

Mon 5/10

7:50 p.m.-11:15 p.m.

Nonstop2h 25m

C$ 413

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Tue 27/10

6:25 p.m.-8:14 p.m.

Nonstop2h 49m

Lambert-St Louis

Thu 29/10

7:00 a.m.-10:26 a.m.

Nonstop2h 26m

C$ 416

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Thu 24/9

1:55 p.m.-3:36 p.m.

Nonstop2h 41m

Lambert-St Louis

Mon 28/9

6:00 a.m.-11:39 a.m.

1 stop4h 39m

C$ 418

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Sat 3/10

10:00 a.m.-2:49 p.m.

1 stop5h 49m

Lambert-St Louis

Mon 5/10

1:01 p.m.-4:30 p.m.

Nonstop2h 29m

C$ 420

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Thu 1/10

8:55 a.m.-12:15 p.m.

1 stop4h 20m

Lambert-St Louis

Mon 5/10

8:35 a.m.-3:40 p.m.

1 stop6h 05m

C$ 425

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Tue 27/10

9:25 a.m.-1:53 p.m.

1 stop5h 28m

Lambert-St Louis

Thu 29/10

1:02 p.m.-4:30 p.m.

Nonstop2h 28m

C$ 429

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Fri 16/10

6:45 a.m.-8:29 a.m.

Nonstop2h 44m

Lambert-St Louis

Sat 17/10

2:00 p.m.-5:28 p.m.

Nonstop2h 28m

C$ 431

New YorkSt. Louis

LGA New York LaGuardia - STL Lambert-St Louis

LGASTL

New York LaGuardia

Sat 26/9

6:00 a.m.-12:32 p.m.

1 stop7h 32m

Lambert-St Louis

Mon 28/9

6:00 a.m.-1:34 p.m.

1 stop6h 34m

C$ 432

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 New York LaGuardia Airport 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 New York LaGuardia Airport and St. Louis?

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 405 to C$ 585.
The lowest price recently found on this route was C$ 405.

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

The month of October is, on average, the cheapest month to fly to St. Louis from New York LaGuardia Airport, with most prices found around C$ 465. If you don’t want to visit St. Louis in October, then you should wait until April to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of C$ 492.

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

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

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

You are more likely to see cheaper flights to St. Louis from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around C$ 568 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from New York LaGuardia Airport for as low as C$ 359 on momondo.

What cabin class options are available on New York LaGuardia Airport to St. Louis flights?

There is only 1 cabin class available to choose from on New York LaGuardia Airport to 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 New York LaGuardia Airport to St. Louis flight prices changed over time?

As of September 2026, prices for New York LaGuardia Airport to St. Louis flights are approximately 1% more expensive when compared to flights at the same time last year.

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

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

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

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

Best price found

C$ 203

Fastest flight time

2h 40m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from New York LaGuardia Airport in the past 72 hours is C$ 203. The best round-trip flight deal from New York LaGuardia Airport to St. Louis found on momondo in the last 72 hours is C$ 405.
The fastest flight from New York LaGuardia Airport to St. Louis takes 2h 40m
Direct flights go from New York LaGuardia Airport to St. Louis every day.
There is 1 airport in St. Louis. From New York LaGuardia Airport there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from New York LaGuardia Airport to St. Louis

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

    The straight-line distance from New York LaGuardia to Lambert-St Louis is 1413.8 km. 2h 40m is a normal flight duration for this route.

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

    Prices for flights from New York LaGuardia Airport to Lambert-St Louis Airport refresh daily.

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

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

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles

Why use momondo?

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

It is quick and easy to find New York to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. All flights to St. Louis from New York on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential New York to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to St. Louis from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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