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Cheap flights from New York John F Kennedy Intl Airport to St. Louis from $147

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 John F Kennedy Intl Airport to St. Louis departing on 9/2. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New York John F Kennedy Intl Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:00 pm - 3:28 pm
JFK
-
STL
27h 28m
2 stops
Frontier Logo
6:17 pm - 11:54 am
STL
-
JFK
16h 37m
1 stop
$296Frontier
Thu, Aug 20 - Mon, Aug 24
Frontier Logo
1:00 pm - 3:28 pm
JFK
-
STL
27h 28m
2 stops
Frontier Logo
6:17 pm - 11:54 am
STL
-
JFK
16h 37m
1 stop
$298Frontier
Thu, Aug 20 - Mon, Aug 24
Frontier Logo
1:00 pm - 3:28 pm
JFK
-
STL
27h 28m
2 stops
Frontier Logo
6:17 pm - 11:54 am
STL
-
JFK
16h 37m
1 stop
$304Frontier
Thu, Aug 20 - Mon, Aug 24
Frontier Logo
1:00 pm - 3:28 pm
JFK
-
STL
27h 28m
2 stops
Frontier Logo
6:17 pm - 11:54 am
STL
-
JFK
16h 37m
1 stop
$305Frontier
Thu, Aug 20 - Mon, Aug 24
Delta Logo
8:35 am - 12:32 pm
JFK
-
STL
4h 57m
1 stop
Delta Logo
5:47 pm - 12:25 am
STL
-
JFK
5h 38m
1 stop
$313Delta
Wed, Sep 9 - Sat, Sep 12
Delta Logo
1:14 pm - 5:38 pm
JFK
-
STL
5h 24m
1 stop
Delta Logo
5:46 pm - 12:59 am
STL
-
JFK
6h 13m
1 stop
$313Delta
Thu, Sep 3 - Tue, Sep 8
American Airlines Logo
7:00 pm - 12:27 am
JFK
-
STL
6h 27m
1 stop
American Airlines Logo
11:01 am - 5:00 pm
STL
-
JFK
4h 59m
1 stop
$313American Airlines
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
10:30 am - 4:48 pm
JFK
-
STL
7h 18m
1 stop
American Airlines Logo
6:00 am - 2:31 pm
STL
-
JFK
7h 31m
1 stop
$313American Airlines
Sat, Sep 19 - Mon, Sep 21
Delta Logo
6:00 am - 10:55 am
JFK
-
STL
5h 55m
1 stop
Delta Logo
7:20 pm - 12:59 am
STL
-
JFK
4h 39m
1 stop
$313Delta
Wed, Sep 30 - Wed, Oct 7
American Airlines Logo
8:27 am - 12:54 pm
JFK
-
STL
5h 27m
1 stop
American Airlines Logo
6:00 am - 2:55 pm
STL
-
JFK
7h 55m
1 stop
$313American Airlines
Thu, Aug 27 - Thu, Sep 3

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Frontier flights from New York John F Kennedy Intl Airport to St. Louis

Our best Frontier deals on New York John F Kennedy Intl Airport to St. Louis flight tickets
Frontier
Aug 20
JFK1:00 pmNew York John F Kennedy Intl
27h 28m
2 stops
STL3:28 pmLambert-St Louis
Aug 24
STL6:17 pmLambert-St Louis
16h 37m
1 stop
JFK11:54 amNew York John F Kennedy Intl
$296
Frontier
Aug 20
JFK1:00 pmNew York John F Kennedy Intl
27h 28m
2 stops
STL3:28 pmLambert-St Louis
Aug 24
STL6:17 pmLambert-St Louis
16h 37m
1 stop
JFK11:54 amNew York John F Kennedy Intl
$298
Frontier
Aug 20
JFK1:00 pmNew York John F Kennedy Intl
27h 28m
2 stops
STL3:28 pmLambert-St Louis
Aug 24
STL6:17 pmLambert-St Louis
16h 37m
1 stop
JFK11:54 amNew York John F Kennedy Intl
$304

Delta flights from New York John F Kennedy Intl Airport to St. Louis

Our best Delta deals on New York John F Kennedy Intl Airport to St. Louis flight tickets
Delta
Sep 5
JFK1:14 pmNew York John F Kennedy Intl
4h 24m
1 stop
STL4:38 pmLambert-St Louis
Sep 6
STL1:04 pmLambert-St Louis
7h 53m
1 stop
JFK9:57 pmNew York John F Kennedy Intl
$313
Delta
Aug 20
JFK6:00 amNew York John F Kennedy Intl
4h 54m
1 stop
STL9:54 amLambert-St Louis
Aug 24
STL5:23 pmLambert-St Louis
6h 51m
1 stop
JFK1:14 amNew York John F Kennedy Intl
$315
Delta
Sep 5
JFK1:14 pmNew York John F Kennedy Intl
4h 24m
1 stop
STL4:38 pmLambert-St Louis
Sep 7
STL5:23 pmLambert-St Louis
6h 51m
1 stop
JFK1:14 amNew York John F Kennedy Intl
$332

momondo Fare Finder

 
Customize your flight search to find flights from New York John F Kennedy Intl 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 832,500 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/20

1:00 pm-3:28 pm

2 stops27h 28m

Lambert-St Louis

Mon 8/24

6:17 pm-11:54 am

1 stop16h 37m

$296

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/20

1:00 pm-3:28 pm

2 stops27h 28m

Lambert-St Louis

Mon 8/24

6:17 pm-11:54 am

1 stop16h 37m

$298

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/20

1:00 pm-3:28 pm

2 stops27h 28m

Lambert-St Louis

Mon 8/24

6:17 pm-11:54 am

1 stop16h 37m

$304

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/20

1:00 pm-3:28 pm

2 stops27h 28m

Lambert-St Louis

Mon 8/24

6:17 pm-11:54 am

1 stop16h 37m

$305

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 9/9

8:35 am-12:32 pm

1 stop4h 57m

Lambert-St Louis

Sat 9/12

5:47 pm-12:25 am

1 stop5h 38m

$313

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 9/3

1:14 pm-5:38 pm

1 stop5h 24m

Lambert-St Louis

Tue 9/8

5:46 pm-12:59 am

1 stop6h 13m

$313

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 9/9

7:00 pm-12:27 am

1 stop6h 27m

Lambert-St Louis

Wed 9/16

11:01 am-5:00 pm

1 stop4h 59m

$313

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Sat 9/19

10:30 am-4:48 pm

1 stop7h 18m

Lambert-St Louis

Mon 9/21

6:00 am-2:31 pm

1 stop7h 31m

$313
Quickest round-trip

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 9/30

6:00 am-10:55 am

1 stop5h 55m

Lambert-St Louis

Wed 10/7

7:20 pm-12:59 am

1 stop4h 39m

$313

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/27

8:27 am-12:54 pm

1 stop5h 27m

Lambert-St Louis

Thu 9/3

6:00 am-2:55 pm

1 stop7h 55m

$313

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 John F Kennedy Intl 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 John F Kennedy Intl Airport and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $352 to $483.
The lowest price recently found on this route was $296.

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

In general, October is the cheapest month to fly from New York John F Kennedy Intl Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $297. The month of September is another great option to travel to St. Louis, with average flight prices from New York John F Kennedy Intl Airport averaging around $314.

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 $378. 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 $488. 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 John F Kennedy Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $382 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 $430 per ticket.

What is the cheapest New York John F Kennedy Intl to Lambert-St Louis flight route?

Fly from New York John F Kennedy Intl to Lambert-St Louis for the best New York John F Kennedy Intl - Lambert-St Louis flight prices

What cabin class options are available on New York John F Kennedy Intl Airport to St. Louis flights?

There are 4 cabin classes available to choose from on New York John F Kennedy Intl 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.

Can stopping save me money on New York John F Kennedy Intl Airport to St. Louis flights?

You could potentially save up to 19% on your flight if you consider stops on a New York John F Kennedy Intl Airport to St. Louis flight.

How have New York John F Kennedy Intl Airport to St. Louis flight prices changed over time?

When to book flights from New York John F Kennedy Intl Airport to St. Louis

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

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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from New York John F Kennedy Intl Airport to St. Louis takes 4h 45m
There are no direct flights from New York John F Kennedy Intl Airport to St. Louis. There are no popular flight routes from New York John F Kennedy Intl Airport to St. Louis.
Search flight deals

Frequently asked questions about flying from New York John F Kennedy Intl Airport to St. Louis

  • How far is New York John F Kennedy Intl to Lambert-St Louis by plane?

    Lambert-St Louis is 882.7 mi away from New York John F Kennedy Intl. By plane, this route typically takes 4h 45m.

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

    Prices for flights from New York John F Kennedy Intl Airport to Lambert-St Louis Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York John F Kennedy Intl Airport to Lambert-St Louis Airport.

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

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from New York John F Kennedy Intl Airport to St. Louis?

  • What is the most popular airline from New York John F Kennedy Intl Airport to St. Louis?

Best airlines flying from New York John F Kennedy Intl Airport to St. Louis

Compare and see reviews for airlines that fly from New York John F Kennedy Intl Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $214Free CancellationRating
7.8
8,483 reviews
Search Delta flights
American AirlinesPriceFrom $335Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights

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
St. Peters
Maryland Heights
Florissant
Collinsville
Alton
O'Fallon
Clayton
Farmington
Fenton
Wentzville
Festus
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

Why use momondo?

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

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

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

Flights from New York to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for New York to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from New York and alert you when they change.

An easier way to manage your St. Louis trip

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