Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New York LaGuardia Airport to St. Louis from C$ 210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to St. Louis departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.
Delta Logo
9:50 a.m. - 11:40 a.m.
LGA
-
STL
2h 50mdirect
Delta Logo
6:05 a.m. - 9:38 a.m.
STL
-
LGA
2h 33mdirect
C$ 449Delta
Fri, 3 Jul - Wed, 8 Jul
Southwest Logo
5:20 p.m. - 7:20 p.m.
LGA
-
STL
3h 00mdirect
Southwest Logo
5:40 a.m. - 9:00 a.m.
STL
-
LGA
2h 20mdirect
C$ 452Southwest
Sat, 25 Jul - Fri, 14 Aug
Southwest Logo
6:00 a.m. - 6:00 p.m.
LGA
-
STL
13h 00m
2 stops
Southwest Logo
4:40 p.m. - 11:05 p.m.
STL
-
LGA
5h 25m
1 stop
C$ 453Southwest
Sat, 18 Jul - Sat, 25 Jul
Southwest Logo
1:10 p.m. - 7:55 p.m.
LGA
-
STL
7h 45m
2 stops
Southwest Logo
5:40 p.m. - 11:20 p.m.
STL
-
LGA
4h 40m
1 stop
C$ 454Southwest
Thu, 6 Aug - Mon, 10 Aug
Southwest Logo
6:30 a.m. - 8:05 a.m.
LGA
-
STL
2h 35mdirect
Southwest Logo
3:35 p.m. - 8:20 p.m.
STL
-
LGA
3h 45m
1 stop
C$ 457Southwest
Wed, 1 Jul - Fri, 3 Jul
Southwest Logo
1:30 p.m. - 7:55 p.m.
LGA
-
STL
7h 25m
1 stop
Southwest Logo
2:20 p.m. - 9:25 p.m.
STL
-
LGA
6h 05m
1 stop
C$ 459Southwest
Wed, 2 Sep - Mon, 7 Sep
Delta Logo
10:00 a.m. - 11:47 a.m.
LGA
-
STL
2h 47mdirect
Delta Logo
7:00 a.m. - 1:42 p.m.
STL
-
LGA
5h 42m
1 stop
C$ 463Delta
Thu, 6 Aug - Mon, 10 Aug
Southwest Logo
5:20 p.m. - 7:20 p.m.
LGA
-
STL
3h 00mdirect
Southwest Logo
3:45 p.m. - 11:20 p.m.
STL
-
LGA
6h 35m
1 stop
C$ 466Southwest
Sat, 25 Jul - Fri, 14 Aug
Southwest Logo
1:10 p.m. - 7:55 p.m.
LGA
-
STL
7h 45m
2 stops
Southwest Logo
8:30 a.m. - 4:55 p.m.
STL
-
LGA
7h 25m
1 stop
C$ 467Southwest
Mon, 31 Aug - Wed, 2 Sep
Delta Logo
6:25 p.m. - 8:31 p.m.
LGA
-
STL
3h 06mdirect
Delta Logo
12:30 p.m. - 4:09 p.m.
STL
-
LGA
2h 39mdirect
C$ 468Delta
Mon, 31 Aug - Sun, 6 Sep

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from New York LaGuardia Airport to St. Louis

Our best Delta deals on New York LaGuardia Airport to St. Louis flight tickets
Delta
3 Jul
LGA9:50 a.m.New York LaGuardia
2h 50m
STL11:40 a.m.Lambert-St Louis
8 Jul
STL6:05 a.m.Lambert-St Louis
2h 33m
LGA9:38 a.m.New York LaGuardia
C$ 449
Delta
6 Aug
LGA10:00 a.m.New York LaGuardia
2h 47m
STL11:47 a.m.Lambert-St Louis
10 Aug
STL7:00 a.m.Lambert-St Louis
5h 42m
1 stop
LGA1:42 p.m.New York LaGuardia
C$ 463
Delta
31 Aug
LGA6:25 p.m.New York LaGuardia
3h 06m
STL8:31 p.m.Lambert-St Louis
6 Sep
STL12:30 p.m.Lambert-St Louis
2h 39m
LGA4:09 p.m.New York LaGuardia
C$ 468

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
25 Jul
LGA5:20 p.m.New York LaGuardia
3h 00m
STL7:20 p.m.Lambert-St Louis
14 Aug
STL5:40 a.m.Lambert-St Louis
2h 20m
LGA9:00 a.m.New York LaGuardia
C$ 452
Southwest
18 Jul
LGA6:00 a.m.New York LaGuardia
13h 00m
2 stops
STL6:00 p.m.Lambert-St Louis
25 Jul
STL4:40 p.m.Lambert-St Louis
5h 25m
1 stop
LGA11:05 p.m.New York LaGuardia
C$ 453
Southwest
6 Aug
LGA1:10 p.m.New York LaGuardia
7h 45m
2 stops
STL7:55 p.m.Lambert-St Louis
10 Aug
STL5:40 p.m.Lambert-St Louis
4h 40m
1 stop
LGA11:20 p.m.New York LaGuardia
C$ 454

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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, momondo users made 96,600 searches. Data last updated 13 June 2026.
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

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 3/7

9:50 a.m.-11:40 a.m.

Nonstop2h 50m

Lambert-St Louis

Wed 8/7

6:05 a.m.-9:38 a.m.

Nonstop2h 33m

C$ 449
Quickest round-trip

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 25/7

5:20 p.m.-7:20 p.m.

Nonstop3h 00m

Lambert-St Louis

Fri 14/8

5:40 a.m.-9:00 a.m.

Nonstop2h 20m

C$ 452

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 18/7

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

2 stops13h 00m

Lambert-St Louis

Sat 25/7

4:40 p.m.-11:05 p.m.

1 stop5h 25m

C$ 453

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 6/8

1:10 p.m.-7:55 p.m.

2 stops7h 45m

Lambert-St Louis

Mon 10/8

5:40 p.m.-11:20 p.m.

1 stop4h 40m

C$ 454

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 1/7

6:30 a.m.-8:05 a.m.

Nonstop2h 35m

Lambert-St Louis

Fri 3/7

3:35 p.m.-8:20 p.m.

1 stop3h 45m

C$ 457

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 2/9

1:30 p.m.-7:55 p.m.

1 stop7h 25m

Lambert-St Louis

Mon 7/9

2:20 p.m.-9:25 p.m.

1 stop6h 05m

C$ 459

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 6/8

10:00 a.m.-11:47 a.m.

Nonstop2h 47m

Lambert-St Louis

Mon 10/8

7:00 a.m.-1:42 p.m.

1 stop5h 42m

C$ 463

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 25/7

5:20 p.m.-7:20 p.m.

Nonstop3h 00m

Lambert-St Louis

Fri 14/8

3:45 p.m.-11:20 p.m.

1 stop6h 35m

C$ 466

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Mon 31/8

1:10 p.m.-7:55 p.m.

2 stops7h 45m

Lambert-St Louis

Wed 2/9

8:30 a.m.-4:55 p.m.

1 stop7h 25m

C$ 467

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Mon 31/8

6:25 p.m.-8:31 p.m.

Nonstop3h 06m

Lambert-St Louis

Sun 6/9

12:30 p.m.-4:09 p.m.

Nonstop2h 39m

C$ 468

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

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

The month of August is, on average, the cheapest month to fly to St. Louis from New York LaGuardia Airport, with most prices found around C$ 425. If you don’t want to visit St. Louis in August, then you should wait until October to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of C$ 438.

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$ 536 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$ 363 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 June 2026, prices for New York LaGuardia Airport to St. Louis flights are approximately 76% 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

Fastest flight time

3h 00m

Direct flights

Every day

Airports in St. Louis

1 airport
The fastest flight from New York LaGuardia Airport to St. Louis takes 3h 00m
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. 3h 00m 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?

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.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 13/7
Mon 20/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States