Cheap Flights from New York (JFK) to St. Louis (CPS)

Popular airlines from John F. Kennedy Intl. Airport (JFK) to St. Louis, MO (CPS-St. Louis Downtown)

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Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $314
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $314
Flights from New York (JFK) to St. Louis (CPS)
Origin airport
John F. Kennedy Intl.
Destination airport
St. Louis Downtown
Distance
881 mi

New York to St. Louis Flights

The cheapest times to fly from New York to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from New York to St. Louis are during the month of . You can find some of the cheapest flights from New York to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from New York to St. Louis

Sunday is one of the best days to book for cheap flights from New York to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from New York to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from New York to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap New York to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your New York to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS) cost?
Discover the latest flight deals from JFK to CPS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from JFK to CPS?
The cheapest flights from JFK to CPS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from JFK to CPS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from JFK to CPS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS)?
You'll have to catch a flight with a layover if you're traveling from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from JFK to CPS?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS)?
Select a flight from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS) last-minute?
Waiting until just before your departure to book your flight from JFK to CPS often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a JFK to CPS flight and hotel package?
You can save money by securing a JFK to CPS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your preferred flights and accommodations, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from John F. Kennedy Intl. Airport (JFK) to St. Louis Downtown Airport (CPS)?
If you reserved your JFK to CPS flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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St. Louis nearby Airports

St. Louis

New York to Lambert-St. Louis Intl.
$196.97
*Available to One Key members.