Cheap flights from New York to St. Louis from $103

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 to St. Louis departing on 8/11. 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

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Find the cheapest flights from New York to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:00 pm - 8:57 am
LGA
-
STL
11h 57m
1 stop
Frontier Logo
4:09 pm - 4:00 pm
STL
-
LGA
22h 51m
1 stop
$320Frontier
Thu, Jul 9 - Sun, Jul 12
Frontier Logo
1:00 pm - 11:59 pm
JFK
-
STL
11h 59m
2 stops
Frontier Logo
4:57 pm - 11:50 am
STL
-
JFK
17h 53m
1 stop
$320Frontier
Sat, Aug 1 - Sat, Aug 8
American Airlines Logo
6:55 am - 8:43 am
LGA
-
STL
2h 48mnonstop
American Airlines Logo
6:00 am - 9:29 am
STL
-
LGA
2h 29mnonstop
$321American Airlines
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
11:40 am - 7:45 pm
LGA
-
STL
9h 05m
2 stops
Southwest Logo
3:35 pm - 6:55 pm
STL
-
LGA
2h 20mnonstop
$322Southwest
Sat, Aug 29 - Mon, Aug 31
Frontier Logo
1:00 pm - 8:57 am
JFK
-
STL
20h 57m
1 stop
Frontier Logo
8:08 pm - 11:50 am
STL
-
JFK
14h 42m
2 stops
$322Frontier
Fri, Jul 17 - Tue, Jul 21
Frontier Logo
8:29 pm - 11:59 pm
LGA
-
STL
28h 30m
1 stop
Frontier Logo
4:09 pm - 4:00 pm
STL
-
LGA
22h 51m
1 stop
$323Frontier
Tue, Jul 7 - Fri, Jul 10
Delta Logo
1:55 pm - 3:43 pm
LGA
-
STL
2h 48mnonstop
Delta Logo
5:36 pm - 11:44 pm
STL
-
LGA
5h 08m
1 stop
$325Delta
Sat, Jul 18 - Sat, Jul 25
Delta Logo
10:55 am - 5:45 pm
JFK
-
STL
7h 50m
1 stop
Delta Logo
6:00 am - 1:18 pm
STL
-
JFK
6h 18m
1 stop
$327Delta
Thu, Sep 17 - Tue, Sep 22
American Airlines Logo
6:11 am - 12:54 pm
LGA
-
STL
7h 43m
1 stop
American Airlines Logo
10:44 am - 4:31 pm
STL
-
LGA
4h 47m
1 stop
$327American Airlines
Thu, Sep 3 - Tue, Sep 8
United Airlines Logo
10:17 pm - 11:44 pm
EWR
-
STL
2h 27mnonstop
United Airlines Logo
6:01 am - 9:30 am
STL
-
EWR
2h 29mnonstop
$341United Airlines
Wed, Jul 29 - Sun, Aug 2

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Frontier flights from New York to St. Louis

Our best Frontier deals on New York to St. Louis flight tickets
Frontier
Jul 9
LGA10:00 pmNew York LaGuardia
11h 57m
1 stop
STL8:57 amLambert-St Louis
Jul 12
STL4:09 pmLambert-St Louis
22h 51m
1 stop
LGA4:00 pmNew York LaGuardia
$320
Frontier
Jul 17
JFK1:00 pmNew York John F Kennedy Intl
20h 57m
1 stop
STL8:57 amLambert-St Louis
Jul 21
STL8:08 pmLambert-St Louis
14h 42m
2 stops
JFK11:50 amNew York John F Kennedy Intl
$322
Frontier
Aug 14
JFK1:00 pmNew York John F Kennedy Intl
20h 57m
1 stop
STL8:57 amLambert-St Louis
Aug 17
STL7:10 pmLambert-St Louis
15h 44m
2 stops
JFK11:54 amNew York John F Kennedy Intl
$323

American Airlines flights from New York to St. Louis

Our best American Airlines deals on New York to St. Louis flight tickets
American Airlines
Aug 6
LGA6:55 amNew York LaGuardia
2h 48m
STL8:43 amLambert-St Louis
Aug 10
STL6:00 amLambert-St Louis
2h 29m
LGA9:29 amNew York LaGuardia
$321
American Airlines
Sep 3
LGA6:11 amNew York LaGuardia
7h 43m
1 stop
STL12:54 pmLambert-St Louis
Sep 8
STL10:44 amLambert-St Louis
4h 47m
1 stop
LGA4:31 pmNew York LaGuardia
$327
American Airlines
Aug 19
EWR5:29 amNewark
8h 25m
1 stop
STL12:54 pmLambert-St Louis
Aug 24
STL6:00 amLambert-St Louis
6h 30m
1 stop
EWR1:30 pmNewark
$345

momondo Fare Finder

 
Customize your flight search to find flights from New York 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 832,500 searches. Data last updated June 25, 2026.
Use the filters below to find and compare flights from New York 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

Thu 7/9

10:00 pm-8:57 am

1 stop11h 57m

Lambert-St Louis

Sun 7/12

4:09 pm-4:00 pm

1 stop22h 51m

$320

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Sat 8/1

1:00 pm-11:59 pm

2 stops11h 59m

Lambert-St Louis

Sat 8/8

4:57 pm-11:50 am

1 stop17h 53m

$320

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 8/6

6:55 am-8:43 am

Nonstop2h 48m

Lambert-St Louis

Mon 8/10

6:00 am-9:29 am

Nonstop2h 29m

$321

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 8/29

11:40 am-7:45 pm

2 stops9h 05m

Lambert-St Louis

Mon 8/31

3:35 pm-6:55 pm

Nonstop2h 20m

$322

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Fri 7/17

1:00 pm-8:57 am

1 stop20h 57m

Lambert-St Louis

Tue 7/21

8:08 pm-11:50 am

2 stops14h 42m

$322

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 7/7

8:29 pm-11:59 pm

1 stop28h 30m

Lambert-St Louis

Fri 7/10

4:09 pm-4:00 pm

1 stop22h 51m

$323

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 7/18

1:55 pm-3:43 pm

Nonstop2h 48m

Lambert-St Louis

Sat 7/25

5:36 pm-11:44 pm

1 stop5h 08m

$325

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 9/17

10:55 am-5:45 pm

1 stop7h 50m

Lambert-St Louis

Tue 9/22

6:00 am-1:18 pm

1 stop6h 18m

$327

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 9/3

6:11 am-12:54 pm

1 stop7h 43m

Lambert-St Louis

Tue 9/8

10:44 am-4:31 pm

1 stop4h 47m

$327
Quickest round-trip

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Wed 7/29

10:17 pm-11:44 pm

Nonstop2h 27m

Lambert-St Louis

Sun 8/2

6:01 am-9:30 am

Nonstop2h 29m

$341

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 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 and St. Louis?

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

In general, December is the cheapest month to fly from New York to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $94. The month of September is another great option to travel to St. Louis, with average flight prices from New York averaging around $94.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $369. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $483. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from New York in the evening is the least expensive time of day to depart. momondo users have found prices as low as $383 when looking at flights departing in the evening. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $412 per ticket.

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

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

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

There are 4 cabin classes available to choose from on New York to St. Louis 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 New York to St. Louis flights?

No. A direct flight is the cheapest option for a flight between New York to St. Louis.

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

As of June 2026, prices for New York to St. Louis flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from New York to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from New York 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 to St. Louis (NYC to STL) flight deals and tips

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

Best Price Found

$194

Fastest flight time

2h 27m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from New York in the past 72 hours is $194. The best round-trip flight deal from New York to St. Louis found on momondo in the last 72 hours is $364.
The fastest flight from New York to St. Louis takes 2h 27m
Direct flights go from New York to St. Louis every day.
There is 1 airport in St. Louis. From New York there are direct flights to Lambert-St Louis (STL).

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

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

    A flight from New York to Lambert-St Louis will travel around 872.4 mi. 2h 27m is a normal flight duration for this route.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York to Lambert-St Louis Airport.

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

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from New York to St. Louis

Compare and see reviews for airlines that fly from New York to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $111Free CancellationRating
5.6
2,866 reviews
Search Frontier flights
DeltaPriceFrom $146Free CancellationRating
7.8
8,440 reviews
Search Delta flights
SouthwestPriceFrom $207Free CancellationRating
7.9
4,243 reviews
Search Southwest flights
American AirlinesPriceFrom $241Free CancellationRating
7.1
11,756 reviews
Search American Airlines flights
United AirlinesPriceFrom $261Free CancellationRating
7.4
9,887 reviews
Search United Airlines flights
  • Southwest Flights From New York to St. Louis

    Southwest flies from New York to St. Louis around 20 times per week, with 4,243 momondo users rating the airline 7.9/10. The cheapest Southwest deal from New York to St. Louis in the last 72 hours was $207 (round-trip), much lower than the average airfare cost of $403 for Southwest flights on this route.

  • Delta Flights From New York to St. Louis

    Another popular option for New York to St. Louis flights is Delta (7.8/10, 8,440 ratings). Delta flies from New York to St. Louis around 17 times per week, with deals starting from $146 round-trip and rising to an average price of around $365.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Alton
Wentzville
Farmington
Fenton
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to St. Louis from New York which offer a flexible booking policy as well as other useful filters and features.

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

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 New York to St. Louis.

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 can track prices for New York to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sat 7/25
Sat 8/1

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