What are the cheapest airlines flying from New York to St. Louis round-trip?

According to our current data, Spirit Airlines ($181), Southwest ($207), and United Airlines ($207) offers the cheapest pricing from New York to St. Louis. These flights start at 45% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from New York to St. Louis one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $60. Users have also found prices from $96 and $99 on Frontier and United Airlines, respectively.

How far ahead should I book a flight from New York to St. Louis?

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from New York to St. Louis. 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 New York to St. Louis?

Currently, August is the cheapest month in which you can book a flight from New York to St. Louis (average of $311). Flying from New York 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 day to fly from New York to St. Louis?

Travelers seeking maximum savings on their New York to St. Louis flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon 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 most popular routes from New York to St. Louis?

While some choose either New York LaGuardia - Lambert-St Louis or New York John F Kennedy Intl - Lambert-St Louis, Newark - Lambert-St Louis is the most popular route from New York to St. Louis.

What are the cheapest flights from New York to St. Louis?

While on average a flight from New York to St. Louis is generally $297, our data shows the cheapest flight currently is $197. When looking at the most popular route, (Newark - Lambert-St Louis), you can expect to pay $170 for that flight.

What are the most popular airlines that fly from New York to St. Louis?

The most popular airlines flying from New York to St. Louis are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from New York to St. Louis?

Saturday flights are found to be more expensive to fly from New York to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

How far in advance should I book a flight from New York to St. Louis?

Find a great deal and save up to 68% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from New York to St. Louis within the next two weeks, with the cheapest ticket starting at $356.

What is the cheapest month to fly from New York to St. Louis?

January is one of the best times of the year to fly to St. Louis from New York. Prices for January average $334 per person but you can even find prices for as low as $207. The most expensive prices can be found in the month of December. Opting for a January flight can save you 26% on your journey compared to booking in December

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

It’s typically best to fly out from New York to St. Louis in the morning. Doing so could potentially save you 13% on the flight price compared to flying at noon, which is usually more expensive.

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

Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from New York. Booking flights from New York to Lambert-St Louis (STL) should be relatively easy as there are 10 daily inbound flights from New York from 6 different airlines.

Can I find deals for flights from New York to St. Louis that include hotel bookings?

Yes. In addition to deals on New York to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from New York to St. Louis?

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

Can I find deals for business class flights from New York to St. Louis?

Yes. Cheapflights offers flight deals from New York 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.

$60+ Flights from New York, NY to St. Louis

Round-trip from	$181 (Booking.com)
One-way from	$60 (CheapOair)
Popular in	December
Cheapest in	January
Average price	$350
Good round-trip deal	$274 or less
Good one-way deal	$179 or less

EWR

Plan for a long wait at EWR security. Arrive at least two hours early due to unpredictable wait times.

LGA

LGA security lines are efficient; expect waits under 15 minutes. Terminal A may have slightly longer lines.

STL

Use the MetroLink for a convenient, affordable trip from STL to downtown St. Louis in about 40 minutes.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$65	Average$191	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$152	Average$239	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$163	Average$338	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$198	Average$334	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$206	Average$337	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$252	Average$430	FlexibilityNo cancel fee	On-time69%

$60+ Cheap flights from New York, NY (NYC) 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from New York to Lambert-St Louis are usually found in January or March, booked 56 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

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Cheapest flights from New York to St. LouisExplore the most affordable flight options available from New York to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from New York to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

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The best insider tips for New York to St. Louis flights

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LGA

STL

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Best time to book a flight from New York to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from New York with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from New York to St. Louis

How far ahead should I book a flight from New York to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from New York to St. Louis. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from New York to St. Louis?

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

Find hourly flight availability from New York 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 30, 2025.

What is the cheapest day to fly from New York to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from New York to St. Louis. Price data was last updated on July 27, 2025.

Reviews of airlines servicing St. Louis

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from New York to St. Louis. Users can see the overall rating for each airline as well as how each is rated 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 New York 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?

What are the cheapest airlines flying from New York to St. Louis round-trip?

What are the cheapest airlines to fly from New York to St. Louis one-way?

What are the most popular routes from New York to St. Louis?

What are the cheapest flights from New York to St. Louis?

Can I find deals for flights from New York to St. Louis that include hotel bookings?

How can I find direct flights from New York to St. Louis?

Can I find deals for business class flights from New York to St. Louis?

What is the cheapest month to book a flight from New York to St. Louis?

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Cheapest flights from New York to St. Louis
Explore the most affordable flight options available from New York to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.