$99 Cheap American Airlines flights New Orleans (MSY) to New York (LGA)

Scoring cheap one-way American Airlines flights from MSY to LGA from $99 on Expedia is simple --- just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $157 for your next exciting getaway.**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.

Look for cheap American Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to LaGuardia Airport (LGA) one to three months ahead of your departure. 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. Regardless of fare class and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel 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.

The earliest American Airlines flight from MSY to LGA takes off at 10:20AM UTC-6, landing at 2:08PM UTC-5. If you want to set off later, the last American Airlines flight leaves MSY at 5:43PM UTC-6 and lands at LGA at 9:34PM UTC-5. Flying before midday is often a smart option as morning flights are less likely to experience cancellations.**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.