$539 Cheap Flights from New Orleans (MSY) to Buenos Aires (AEP)

Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from New Orleans to Buenos Aires (MSY-AEP)

Prices were available within the past 7 days and start at $539 for one-way flights and $1,027 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
LATAM Airlines Group
Delta
Delta
LATAM Airlines Group
LATAM Airlines Group
Delta
American Airlines
JetBlue Airways
United
Flights from New Orleans (MSY) to Buenos Aires (AEP)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Air Canada, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group
Roundtrip price
$1,027
Distance
4918 mi

New Orleans to Buenos Aires Flights

The cheapest times to fly from New Orleans to Buenos Aires

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 Orleans to Buenos Aires are during the month of September. You can find some of the cheapest flights from New Orleans to Buenos Aires with Expedia's search tool and vast selection of airlines.

The best time to book a flight from New Orleans to Buenos Aires

Sunday is one of the best days to book for cheap flights from New Orleans to Buenos Aires: 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 Orleans to Buenos Aires

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 Orleans to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $539 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 Orleans to Buenos Aires 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 Orleans to Buenos Aires 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.

Frequently asked questions

How much does a flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP) cost?
Discover the latest flight deals from MSY to AEP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MSY to AEP?
The cheapest flights from MSY to AEP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MSY to AEP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MSY to AEP. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP)?
Direct flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your travel dates and choose either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from MSY to AEP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP)?
To touch down at Aeroparque Jorge Newbery Airport (AEP) without delays, book a flight that leaves Louis Armstrong New Orleans Intl. Airport (MSY) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP) last-minute?
Last-minute bookings from MSY to AEP are usually more expensive. For the lowest rates, start looking for flights ahead of time. That being said, if you can play around with your travel dates, you may score a cheap fare right before you leave.
Is it cheaper to book a MSY to AEP flight and hotel package?
Securing a MSY to AEP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Aeroparque Jorge Newbery Airport (AEP)?
Generally, it’s possible to reschedule or cancel your MSY to AEP flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.