$111 Cheap American Airlines flights St. Louis (STL) to New York (LGA)

Finding cheap one-way American Airlines flights from STL to LGA from $111 on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $214 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the most affordable months to travel to New York with American Airlines. You could also find great deals on one-way and return fares in February.

Search for cheap American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to LaGuardia Airport (LGA) one to three months ahead of your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from Lambert-St. Louis Intl. Airport (STL) to LaGuardia Airport (LGA) on one of American Airlines’s 19 weekly direct flights. Make use of our “Nonstop” and “Airline” filters to find the American Airlines flight that’ll take you to LGA at your preferred time.

Take off from Lambert-St. Louis Intl. Airport (STL) for LaGuardia Airport (LGA) on a nonstop American Airlines flight, and you’ll be in the skies for around 2h 27m.

Saturday has the most American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to LaGuardia Airport (LGA). With 3 daily departures, this is the best day of the week to find something that will work for your schedule.

Leaving STL at 7:20AM UTC-6, the first American Airlines flight to LGA arrives at 10:49AM UTC-5. Flying early means you’re less likely to encounter delays.* Prefer a later start? The last American Airlines flight from STL to LGA departs at 5:03PM UTC-6 and touches down at 8:30PM UTC-5.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to New York land at LaGuardia Airport (LGA) and Liberty Intl. Airport (EWR). The main New York hub served by this carrier is LGA. It’s always worth comparing flights arriving at nearby airports on Expedia as there may be cheaper tickets.

American Airlines generally operates Embraer 175 planes for flights from Lambert-St. Louis Intl. Airport (STL) to LaGuardia Airport (LGA). Keep in mind that aircraft type can change depending on operational requirements, so the plane you’ll be on might be different on your day of travel.

You can usually cancel or modify your flight, although there may be additional fees if you booked over 24 hours ago. Need flexible options? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you have to adjust your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for more information.