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

Flying on Delta is currently your cheapest option to St. Louis, with prices starting at $227. Additional round-trip tickets that might be worth considering are offered by American Airlines and Frontier, with the lowest prices starting at $237 and $292, respectively. Delta is currently priced 34% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from New York John F Kennedy Intl Airport to St. Louis one-way?

One-way options have recently been found by users for as low as $119 on Delta. Other airlines that offer cheap prices include American Airlines from $129 and Frontier from $142 one-way.

What is the cheapest day to fly from New York John F Kennedy Intl Airport to St. Louis?

Travelers seeking maximum savings on their New York John F Kennedy Intl Airport to St. Louis flight should consider departing on Saturday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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

The cheapest flight price from New York John F Kennedy Intl Airport to St. Louis is $188. On average you can expect to pay $297. The most popular route, (New York John F Kennedy Intl - Lambert-St Louis), can usually be booked for $197.

What are the most popular airlines that fly from New York John F Kennedy Intl Airport to St. Louis?

Before booking your flight from New York John F Kennedy Intl Airport to St. Louis check out the most popular airlines for this route: American Airlines, Delta or Frontier.

What is the cheapest day to fly round-trip from New York John F Kennedy Intl Airport to St. Louis?

Travelers have found that booking a Friday departure is the best way to save up to 204% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 62% on flights from New York John F Kennedy Intl Airport to St. Louis compared to booking the week you need them. Waiting 50 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $356. For sooner than that we have options available in the next 3 days from $395.

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

Our data shows that January tends to be the cheapest month to fly to St. Louis from New York John F Kennedy Intl Airport. Users have commonly found prices around $334 for the month, but tickets can be as low as $207. Due to multiple factors, prepare for potentially higher prices in December.

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

For a flight from New York John F Kennedy Intl to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 inbound flights from New York John F Kennedy Intl per day. 3 airlines have flights to Lambert-St Louis from New York John F Kennedy Intl on a regular basis.

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

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

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

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

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

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

$119+ Flights from New York John F Kennedy Intl Airport, NY to St. Louis

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

Round-trip from	$227 (Delta)
One-way from	$119 (Delta)
Popular in	June
Cheapest in	January
Average price	$418
Good round-trip deal	$274 or less

From New York John F Kennedy Intl to Lambert-St Louis

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One-way flight from New York John F Kennedy Intl to Lambert-St Louis

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Highest demand for flights based on searches. 23% potential increase in price ($107 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from New York John F Kennedy Intl to Lambert-St Louis.

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

Cheapest flights from John F Kennedy Intl to St. Louis
Explore the most affordable flight options available from John F Kennedy Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2025.

Tue 9/21:30 pmJFK - STL

1 stop6h 37mDelta

Tue 9/95:25 pmSTL - JFK

1 stop5h 13mDelta

Deal found 7/19

$227

Thu 8/215:00 pmJFK - STL

1 stop7h 55mAmerican Airlines

Tue 8/263:43 pmSTL - JFK

1 stop5h 16mAmerican Airlines

Deal found 7/19

$237

Tue 8/56:59 amJFK - STL

1 stop17h 48mFrontier

Mon 8/115:40 pmSTL - JFK

1 stop15h 43mFrontier

Deal found 7/19

$292

Best flights from John F Kennedy Intl to St. Louis
Discover carefully curated flight deals from John F Kennedy Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2025.

Tue 9/21:30 pmJFK - STL

1 stop6h 37mDelta

Tue 9/93:36 pmSTL - JFK

1 stop5h 53mDelta

Deal found 7/19

$227

Thu 8/215:00 pmJFK - STL

1 stop7h 55mAmerican Airlines

Tue 8/263:43 pmSTL - JFK

1 stop5h 16mAmerican Airlines

Deal found 7/19

$237

Tue 8/56:59 amJFK - STL

1 stop17h 48mFrontier

Mon 8/115:40 pmSTL - JFK

1 stop15h 43mFrontier

Deal found 7/19

$292

Last-minute flights from John F Kennedy Intl to St. Louis
Discover last-minute flight deals from John F Kennedy Intl to St. Louis. Data last updated July 21, 2025 and is based on user searches.

Sat 7/2612:00 pmJFK - STL

1 stop6h 11mAmerican Airlines

Sun 7/276:00 amSTL - JFK

1 stop6h 28mAmerican Airlines

Deal found 7/20

$353

Mon 7/286:00 amJFK - STL

1 stop4h 41mDelta

Mon 7/286:04 pmSTL - JFK

1 stop4h 34mDelta

Deal found 7/19

$687

Wed 7/306:59 amJFK - STL

1 stop17h 48mFrontier

Mon 8/45:40 pmSTL - JFK

1 stop15h 43mFrontier

Deal found 7/19

$292

Wed 7/305:29 pmJFK - STL

2 stops31h 30mAlaska Airlines

Mon 8/47:32 pmSTL - JFK

1 stop19h 57mAlaska Airlines

Deal found 7/19

$1,026

Thu 7/3111:29 amJFK - STL

3 stops23h 23mMultiple Airlines

Sun 8/310:47 amSTL - JFK

2 stops22h 44mMultiple Airlines

Deal found 7/20

$660

Thu 7/3110:30 amJFK - STL

3 stops13h 15mUnited Airlines

Sat 8/27:55 amSTL - JFK

3 stops13h 54mUnited Airlines

Deal found 7/21

$1,646

Tue 8/56:59 amJFK - STL

1 stop17h 48mFrontier

Mon 8/115:40 pmSTL - JFK

1 stop15h 43mFrontier

Deal found 7/19

$292

Thu 8/215:00 pmJFK - STL

1 stop7h 55mAmerican Airlines

Tue 8/263:43 pmSTL - JFK

1 stop5h 16mAmerican Airlines

Deal found 7/19

$237

Fri 8/223:45 pmJFK - STL

1 stop8h 29mDelta

Fri 9/124:10 pmSTL - JFK

Nonstop2h 48mDelta

Deal found 7/21

$232

One-way flights from John F Kennedy Intl to St. Louis
Search for one-way flight options from John F Kennedy Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 21, 2025.

Wed 8/208:00 amJFK - STL

1 stop5h 31mDelta

Deal found 7/21

$119

Thu 10/1611:00 amJFK - STL

1 stop10h 26mAmerican Airlines

Deal found 7/19

$129

Wed 7/306:59 amJFK - STL

1 stop17h 48mFrontier

Deal found 7/19

$142

Tue 9/24:28 pmJFK - STL

2 stops26h 06mAlaska Airlines

Deal found 7/19

$215

Cheapflights Fare Finder

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

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Tue 9/2

1:30 pm-7:07 pm

1 stop6h 37m

Lambert-St Louis

Tue 9/9

5:25 pm-11:38 pm

1 stop5h 13m

$227

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 8/21

5:00 pm-11:55 pm

1 stop7h 55m

Lambert-St Louis

Tue 8/26

3:43 pm-9:59 pm

1 stop5h 16m

$237

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Tue 8/5

6:59 am-11:47 pm

1 stop17h 48m

Lambert-St Louis

Mon 8/11

5:40 pm-10:23 am

1 stop15h 43m

$292

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Tue 8/19

8:00 am-12:31 pm

1 stop5h 31m

$119

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 10/16

11:00 am-8:26 pm

1 stop10h 26m

$129

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 7/30

6:59 am-11:47 pm

1 stop17h 48m

$142

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Tue 9/2

4:28 pm-5:34 pm

2 stops26h 06m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Best time to book a flight from John F Kennedy Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from John F Kennedy Intl 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 New York John F Kennedy Intl Airport to St. Louis

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

Currently, August is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to St. Louis (average of $311). Flying from New York John F Kennedy Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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 JFK to STL?

When flying from New York John F Kennedy Intl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 40% versus a flight in the evening.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Delta, and American Airlines from New York John F Kennedy Intl Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Delta

8.0

Very good

7,962 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Frontier

5.9

Fair

3,244 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

What airport do you fly into for flights to St. Louis from New York John F Kennedy Intl?
For a flight from New York John F Kennedy Intl to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 inbound flights from New York John F Kennedy Intl per day. 3 airlines have flights to Lambert-St Louis from New York John F Kennedy Intl on a regular basis.
What are the cheapest airlines flying from New York John F Kennedy Intl Airport to St. Louis round-trip?
Flying on Delta is currently your cheapest option to St. Louis, with prices starting at $227. Additional round-trip tickets that might be worth considering are offered by American Airlines and Frontier, with the lowest prices starting at $237 and $292, respectively. Delta is currently priced 34% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from New York John F Kennedy Intl Airport to St. Louis one-way?
One-way options have recently been found by users for as low as $119 on Delta. Other airlines that offer cheap prices include American Airlines from $129 and Frontier from $142 one-way.
What are the cheapest flights from New York John F Kennedy Intl Airport to St. Louis?
The cheapest flight price from New York John F Kennedy Intl Airport to St. Louis is $188. On average you can expect to pay $297. The most popular route, (New York John F Kennedy Intl - Lambert-St Louis), can usually be booked for $197.
Can I find deals for flights from John F Kennedy Intl to St. Louis that include hotel bookings?
Yes. In addition to deals on John F Kennedy Intl to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from John F Kennedy Intl to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from John F Kennedy Intl to St. Louis.
Can I find deals for business class flights from John F Kennedy Intl to St. Louis?
Yes. Cheapflights offers flight deals from John F Kennedy Intl to St. Louis 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 New York John F Kennedy Intl Airport to St. Louis?
Currently, August is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to St. Louis (average of $311). Flying from New York John F Kennedy Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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

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

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$65	Average$133	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$163	Average$339	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$226	Average$330	FlexibilityNo cancel fee	On-time71%

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$119+ Cheap flights from John F Kennedy Intl, NY (JFK) to St. Louis (STL)

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from John F Kennedy Intl to St. Louis with Cheapflights

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

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

Cheapest flights from John F Kennedy Intl to St. LouisExplore the most affordable flight options available from John F Kennedy Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2025.

Explore the most affordable flight options available from John F Kennedy Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2025.

Cheapflights Fare Finder

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.

Best time to book a flight from John F Kennedy Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from John F Kennedy Intl with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from John F Kennedy Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 21, 2025.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Delta, and American Airlines from New York John F Kennedy Intl Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl to St. Louis. 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 into for flights to St. Louis from New York John F Kennedy Intl?

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

What are the cheapest airlines to fly from New York John F Kennedy Intl Airport to St. Louis one-way?

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

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

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

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

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

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Alternative routes for John F Kennedy Intl to St. Louis

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

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Cheapest flights from John F Kennedy Intl to St. Louis
Explore the most affordable flight options available from John F Kennedy Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2025.