Cheap Flights from New York (LGA) to St. Louis (SUS)

Popular airlines from LaGuardia Airport (LGA) to St. Louis, MO (SUS-Spirit of St. Louis)

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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 $381
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $381

Frequently asked questions

How much does a flight from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS) cost?
Secure a cheap one-way flight or cheap return flight from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS)?
The cheapest month to fly from LGA to SUS is , when there's less demand. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS)?
To find the cheapest airline flying from LGA to SUS, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS)?
Nonstop flights from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LGA to SUS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS)?
To avoid potential delays on the LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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.
What airports do you fly into for St. Louis from LaGuardia Airport (LGA)?
If you're flying on a direct flight from LaGuardia Airport (LGA) to St. Louis, Lambert-St. Louis Intl. Airport (STL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS) last-minute?
Booking your ticket from LGA to SUS just before your journey is usually more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a LGA to SUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a LGA to SUS flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from LaGuardia Airport (LGA) to Spirit of St. Louis Airport (SUS)?
If you booked your LGA to SUS flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, 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 want more information.

Travel information

Origin airport
LaGuardia
Destination airport
Spirit of St. Louis
Distance
901 mi

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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.

 

New York to St. Louis Flights

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