Cheap flights from New York LaGuardia Airport to St. Louis from $55
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to St. Louis departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from New York LaGuardia Airport to St. Louis
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Frontier flights from New York LaGuardia Airport to St. Louis
Our best Frontier deals on New York LaGuardia Airport to St. Louis flight tickets
United Airlines flights from New York LaGuardia Airport to St. Louis
Our best United Airlines deals on New York LaGuardia Airport to St. Louis flight tickets
See travel insights to St. Louis from
How to get the cheapest flight ticket from New York LaGuardia Airport to St. Louis
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to St. Louis?
In general, April is the cheapest month to fly from New York LaGuardia Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $279. The month of March is another great option to travel to St. Louis, with average flight prices from New York LaGuardia Airport averaging around $297.
What is the cheapest day to depart on your flight to St. Louis?
The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $341. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $451. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.
What is the cheapest time of day to depart on your flight to St. Louis?
Flying to St. Louis from New York LaGuardia Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $358 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $407 per ticket.
What is the cheapest New York LaGuardia to Lambert-St Louis flight route?
Fly from New York LaGuardia to Lambert-St Louis for the best New York LaGuardia - Lambert-St Louis flight prices
How far in advance should I book a flight to St. Louis?
You are more likely to see cheaper flights to St. Louis from New York LaGuardia Airport when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $346 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from New York LaGuardia Airport for as low as $247 on momondo.
What cabin class options are available on New York LaGuardia to Lambert-St Louis flights?
There are 4 cabin classes available to choose from on New York LaGuardia to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from New York LaGuardia to Lambert-St Louis?
Spirit Airlines, Frontier, and Delta are the most popular carriers operating from New York LaGuardia to Lambert-St Louis
What airlines fly to St. Louis?
Delta, American Airlines and Southwest are the top three most popular airlines that fly to St. Louis from New York LaGuardia Airport according to our data. Delta is the first choice among our users, with 53% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
How many flights depart from New York LaGuardia Airport to St. Louis on average per day?
As of April 2025, there are 12 flights per day flying from New York LaGuardia Airport to St. Louis. The most common time of day flights depart is 6:00PM, with 39% of flights taking off at noon.
How many flights depart from New York LaGuardia Airport to St. Louis on average per week?
88 flights are operational weekly from New York LaGuardia Airport to St. Louis as of April 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.
When to book flights from New York LaGuardia Airport to St. Louis
Cheap New York LaGuardia Airport to St. Louis (LGA to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to St. Louis
How far is New York LaGuardia to Lambert-St Louis by plane?
A flight from New York LaGuardia to Lambert-St Louis will travel around 878.5 mi. By plane, this route typically takes 2h 35m.
When did momondo last update prices for flights from New York LaGuardia Airport to Lambert-St Louis Airport?
Prices for flights from New York LaGuardia Airport to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from New York LaGuardia Airport to Lambert-St Louis Airport?
As of April 2025, there are 3 operators available to choose from for flights from New York LaGuardia Airport to Lambert-St Louis Airport.
How old do you have to be to fly from New York LaGuardia Airport to Lambert-St Louis Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from New York LaGuardia Airport to St. Louis?
Based on momondo bookings for flights between New York LaGuardia Airport and St. Louis, the leading plane model is Embraer 175, making up 26.86% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 16.95%, Boeing 737-800 Passenger/BBJ2 (winglets) with 14.28%, and Boeing 737 MAX 8 with 12.84%.
What is the most popular airline from New York LaGuardia Airport to St. Louis?
Based on momondo bookings for this flight route, the most popular airline on flight routes from New York LaGuardia Airport to St. Louis is Delta (54% of total bookings). The next most popular airlines are American Airlines (27%) and Southwest (19%).
Best airlines flying from New York LaGuardia Airport to St. Louis
Compare and see reviews for airlines that fly from New York LaGuardia Airport to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $196 | Free Cancellation | Rating 8.0 7,910 reviews | |||
| PriceFrom $205 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $206 | Free Cancellation | Rating 8.0 4,279 reviews |
Delta Flights From New York LaGuardia Airport to St. Louis
Across 22 Delta flights from New York LaGuardia Airport to St. Louis this week, the average price was $360, with the best Delta deals starting from $196 round-trip. 7,910 users have rated Delta on momondo, with an average score of 8.0/10.
Southwest Flights From New York LaGuardia Airport to St. Louis
The best Southwest deal for New York LaGuardia Airport to St. Louis flight tickets found on momondo in the last 72 hours was $206, round-trip. It should be noted that an average Southwest flight deal for this route in this time was higher, at $350 round-trip. Southwest operates 23 flights out of New York LaGuardia Airport into St. Louis in an average week, so prices vary by time and availability. 4,279 Southwest reviews by users on momondo have scored the airline at 8.0/10.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from New York to St. Louis?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from New York.
Can I find flights from New York to St. Louis with flexible booking policies on momondo?
All flight searches from New York to St. Louis on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from New York to St. Louis?
momondo helps you find the best flight between New York and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from New York to St. Louis right now. Can momondo alert me if prices change?
If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from New York and alert you when they change.