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John F Kennedy Intl

$99+ Cheap flights from St. Louis (STL) to John F Kennedy Intl, NY (JFK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JFK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to New York John F Kennedy Intl are usually found in April or February, booked 86 days in advance, depart on a Friday or Monday and return on a Friday

Cheap flight deals from St. Louis to John F Kennedy Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to John F Kennedy Intl (JFK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$211
(Priceline)

One-way from

$99
(Delta)

Popular in

December

Cheapest in

April

Average price

$307

Good round-trip deal

$412 or less

Good one-way deal

$168 or less
From Lambert-St Louis to New York John F Kennedy Intl
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One-way flight from Lambert-St Louis to New York John F Kennedy Intl
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Highest demand for flights based on searches. 7% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Lambert-St Louis to New York John F Kennedy Intl.
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Price to beat on a one-way flight from Lambert-St Louis to New York John F Kennedy Intl.
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Find flight deals from St. Louis to John F Kennedy Intl

Cheapest flights from St. Louis to John F Kennedy Intl
Explore the most affordable flight options available from St. Louis to John F Kennedy Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Frontier deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:38 pmSTL - JFK
2 stops20h 21mFrontier
Mon 9/296:15 amJFK - STL
1 stop9h 49mFrontier
Deal found 9/11$209
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:30 amSTL - JFK
1 stop5h 28mAmerican Airlines
Fri 10/317:29 amJFK - STL
1 stop5h 36mAmerican Airlines
Deal found 9/11$210
This Priceline deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:00 pmSTL - JFK
1 stop8h 08mFrontier
Sun 9/286:15 amJFK - STL
1 stop9h 49mFrontier
Deal found 9/10$211
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:30 pmSTL - JFK
Nonstop2h 39mDelta
Mon 11/244:30 pmJFK - STL
1 stop5h 16mDelta
Deal found 9/11$212
This Priceline deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:38 pmSTL - JFK
1 stop13h 52mFrontier
Sun 9/286:15 amJFK - STL
1 stop9h 49mFrontier
Deal found 9/11$213
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:05 amSTL - JFK
1 stop5h 54mAmerican Airlines
Wed 10/86:30 amJFK - STL
1 stop4h 54mAmerican Airlines
Deal found 9/11$214
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:23 amSTL - JFK
1 stop5h 12mAmerican Airlines
Thu 10/303:59 pmJFK - STL
1 stop8h 06mAmerican Airlines
Deal found 9/10$215
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:10 amSTL - JFK
1 stop5h 49mAmerican Airlines
Tue 10/76:30 amJFK - STL
1 stop6h 41mAmerican Airlines
Deal found 9/11$216
This Priceline deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:58 pmSTL - JFK
1 stop11h 32mFrontier
Sun 9/289:00 amJFK - STL
1 stop7h 04mFrontier
Deal found 9/11$217
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amSTL - JFK
1 stop4h 41mAmerican Airlines
Tue 12/23:44 pmJFK - STL
1 stop9h 12mAmerican Airlines
Deal found 9/10$218
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:45 pmSTL - JFK
2 stops27h 48mFrontier
Sat 11/151:00 pmJFK - STL
1 stop29h 28mFrontier
Deal found 9/9$219
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:05 pmSTL - JFK
2 stops12h 23mFrontier
Sun 10/126:59 amJFK - STL
1 stop6h 47mFrontier
Deal found 9/10$220

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to John F Kennedy Intl 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from St. Louis to New York John F Kennedy Intl Airport that are best for you.

Fly from

St. Louis

Fly to

John F Kennedy Intl

Route

Depart

Return

Price

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Fri 10/17

6:05 pm-10:24 am

1 stop15h 19m

New York John F Kennedy Intl

Sun 10/19

6:59 am-11:43 am

1 stop29h 44m

$211

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Wed 11/19

4:30 pm-8:09 pm

Nonstop2h 39m

New York John F Kennedy Intl

Thu 11/27

6:00 am-10:04 am

1 stop5h 04m

$212

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Tue 11/4

6:40 am-11:59 am

1 stop4h 19m

New York John F Kennedy Intl

Thu 11/6

2:55 pm-4:43 pm

Nonstop2h 48m

$218

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Tue 10/21

6:14 pm-11:18 pm

1 stop4h 04m

New York John F Kennedy Intl

Fri 10/24

2:55 pm-4:43 pm

Nonstop2h 48m

$218

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Tue 11/18

6:40 am-11:59 am

1 stop4h 19m

New York John F Kennedy Intl

Mon 11/24

12:59 pm-5:09 pm

1 stop5h 10m

$222

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Fri 10/3

7:55 pm-11:59 am

2 stops15h 04m

New York John F Kennedy Intl

Mon 10/6

6:15 am-8:37 pm

2 stops15h 22m

$258

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Sun 11/16

6:40 am-11:59 am

1 stop4h 19m

New York John F Kennedy Intl

Thu 11/20

2:40 pm-4:33 pm

Nonstop2h 53m

$267

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Thu 10/2

4:10 pm-7:58 pm

Nonstop2h 48m

New York John F Kennedy Intl

Wed 10/8

2:55 pm-4:43 pm

Nonstop2h 48m

$275

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Fri 10/31

4:10 pm-7:57 pm

Nonstop2h 47m

New York John F Kennedy Intl

Sun 11/2

2:55 pm-4:43 pm

Nonstop2h 48m

$279

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Fri 9/26

4:10 pm-7:58 pm

Nonstop2h 48m

New York John F Kennedy Intl

Wed 10/1

2:55 pm-4:48 pm

Nonstop2h 53m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 23 results
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Best time to book a flight from St. Louis to John F Kennedy Intl

Have a flexible travel schedule? Discover the best time to fly to John F Kennedy Intl from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to New York John F Kennedy Intl Airport

How far ahead should I book a flight from St. Louis to New York John F Kennedy Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to John F Kennedy Intl. Price data was last updated on August 29, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to New York John F Kennedy Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to New York John F Kennedy Intl Airport?

Currently, January is the cheapest month in which you can book a flight from St. Louis to New York John F Kennedy Intl Airport (average of $236). Flying from St. Louis to New York John F Kennedy Intl Airport in June is currently the most expensive (average of $314). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to JFK?

Find hourly flight availability from St. Louis to John F Kennedy Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from St. Louis to New York John F Kennedy Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 52% on airfare.

Reviews of airlines servicing John F Kennedy Intl

Get insights into the airlines that provide service to John F Kennedy Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to John F Kennedy Intl. Reviews last updated September 11, 2025.
See what other customers who have flown with Delta, American Airlines, and Frontier from St. Louis to New York John F Kennedy Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Frontier
5.8
Fair
3,177 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from St. Louis to John F Kennedy Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to New York John F Kennedy Intl?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to New York John F Kennedy Intl. You should not have trouble finding flights to New York John F Kennedy Intl from Lambert-St Louis; the airport handles an average of 3 outbound flights to New York John F Kennedy Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the St. Louis airport to New York John F Kennedy Intl. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to New York John F Kennedy Intl Airport?

    Departing from St. Louis to New York John F Kennedy Intl Airport will take you 2h 39m. St. Louis and New York John F Kennedy Intl Airport are separated by a distance of 890 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from St. Louis to New York John F Kennedy Intl Airport round-trip?

    According to our current data, Frontier ($114), Delta ($207), and American Airlines ($224) offers the cheapest pricing from St. Louis to New York John F Kennedy Intl Airport. Users have found that Frontier is 65% cheaper than the other options available to this destination.

  • What are the cheapest flights from St. Louis to New York John F Kennedy Intl Airport?

    Looking for the cheapest flight from St. Louis to New York John F Kennedy Intl Airport? While on average our users pay $763, our data indicates the cheapest price to be $118. The most popular route (Lambert-St Louis - New York John F Kennedy Intl), is priced around $159.

  • Can I find deals for flights from St. Louis to John F Kennedy Intl that include hotel bookings?

    Yes. In addition to deals on St. Louis to John F Kennedy Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to John F Kennedy Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to John F Kennedy Intl.

  • Can I find deals for business class flights from St. Louis to John F Kennedy Intl?

    Yes. Cheapflights offers flight deals from St. Louis to John F Kennedy Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to New York John F Kennedy Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to New York John F Kennedy Intl Airport (average of $236). Flying from St. Louis to New York John F Kennedy Intl Airport in June is currently the most expensive (average of $314). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near New York John F Kennedy Intl Airport?

Book flights to New York John F Kennedy Intl Airport if you plan to visit one of these locations
Queens
Bronx
Elizabeth
Mahwah
Secaucus
Yonkers
Ronkonkoma
East Rutherford
North Bergen
Staten Island
Stamford
New Brunswick
Absecon
Carle Place
East Brunswick
Hoboken
Westbury
Avenel
Paterson
Fort Lee

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Top 3 airlines flying from St. Louis to John F Kennedy Intl

Discover the top 3 airlines that operate flights from St. Louis to John F Kennedy Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$114Average$194FlexibilityNo cancel feeOn-time62%
DeltaCheapest$207Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$224Average$341FlexibilityNo cancel feeOn-time71%

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