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$373+ Cheap flights from New Orleans (MSY) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — BUE
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from New Orleans to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$969
(Mytrip)

One-way from

$373
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$1,095
Provider with most accurate pricing for New Orleans Louis Armstrong-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Buenos Aires (BUE) flights.
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From New Orleans Louis Armstrong to Buenos Aires (BUE)
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One-way flight from New Orleans Louis Armstrong to Buenos Aires (BUE)
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Highest demand for flights based on searches. 12% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from New Orleans to Buenos Aires

Cheapest flights from New Orleans to Buenos Aires
Explore the most affordable flight options available from New Orleans to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Mytrip deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:20 pmMSY - EZE
3 stops32h 30mMultiple Airlines
Tue 12/162:40 amEZE - MSY
3 stops23h 10mMultiple Airlines
Deal found 11/12$998
This Delta deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:12 amMSY - EZE
1 stop20h 48mDelta
Sat 11/2911:55 pmEZE - MSY
1 stop17h 20mDelta
Deal found 11/10$1,116
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:15 pmMSY - EZE
1 stop14h 05mUnited Airlines
Wed 12/1710:05 pmEZE - MSY
1 stop15h 57mUnited Airlines
Deal found 11/12$1,126
This LATAM Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:07 pmMSY - EZE
2 stops26h 36mLATAM Airlines
Tue 12/164:05 amEZE - MSY
2 stops21h 13mLATAM Airlines
Deal found 11/12$1,146
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amMSY - EZE
2 stops23h 20mUnited Airlines
Sat 11/2911:55 pmEZE - MSY
1 stop26h 04mUnited Airlines
Deal found 11/10$1,291
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:15 pmMSY - EZE
1 stop13h 05mUnited Airlines
Mon 12/810:05 pmEZE - MSY
1 stop18h 07mUnited Airlines
Deal found 11/10$1,321
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:05 amMSY - EZE
3 stops37h 35mMultiple Airlines
Wed 1/72:40 amEZE - MSY
2 stops21h 43mMultiple Airlines
Deal found 11/11$1,349
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:15 amMSY - AEP
3 stops23h 40mMultiple Airlines
Mon 1/59:30 pmAEP - MSY
3 stops29h 25mMultiple Airlines
Deal found 11/11$1,367
This KAYAK deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/281:05 pmMSY - AEP
2 stops17h 35mLATAM Airlines
Wed 12/312:40 pmAEP - MSY
3 stops23h 59mLATAM Airlines
Deal found 11/12$1,433
This Ovago deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:58 pmMSY - AEP
2 stops21h 02mLATAM Airlines
Sat 11/292:55 pmAEP - MSY
2 stops28h 58mLATAM Airlines
Deal found 11/12$1,452
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:15 amMSY - AEP
3 stops23h 40mMultiple Airlines
Mon 1/59:30 pmAEP - MSY
3 stops29h 25mMultiple Airlines
Deal found 11/11$1,468
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:15 amMSY - AEP
3 stops23h 40mMultiple Airlines
Sun 1/49:50 amAEP - MSY
3 stops41h 05mMultiple Airlines
Deal found 11/11$1,530

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Orleans to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from New Orleans to Buenos Aires that are best for you.

Fly from

New Orleans

Fly to

Buenos Aires

Route

Depart

Return

Price

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Tue 3/3

12:14 pm-11:20 pm

3 stops32h 06m

Buenos Aires Jorge Newbery

Sun 3/8

1:50 pm-6:31 pm

3 stops30h 41m

$890

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Wed 4/1

6:15 am-7:45 am

2 stops23h 30m

Buenos Aires Jorge Newbery

Wed 4/8

3:05 pm-7:06 pm

3 stops30h 01m

$906

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Wed 4/1

6:15 am-6:10 am

3 stops21h 55m

Buenos Aires Ministro Pistarini

Wed 4/8

6:00 pm-7:06 pm

3 stops27h 06m

$969

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Tue 3/10

11:10 am-10:15 am

1 stop21h 05m

Buenos Aires Ministro Pistarini

Tue 3/24

8:55 pm-4:21 pm

1 stop21h 26m

$976

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Wed 4/1

3:25 pm-10:30 am

2 stops17h 05m

Buenos Aires Jorge Newbery

Thu 4/9

3:40 pm-9:03 am

2 stops19h 23m

$976

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Wed 4/1

3:25 pm-9:45 am

1 stop16h 20m

Buenos Aires Ministro Pistarini

Wed 4/8

6:00 pm-10:27 am

2 stops18h 27m

$976

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Tue 3/10

7:30 am-10:30 am

2 stops25h 00m

Buenos Aires Jorge Newbery

Tue 3/24

11:30 am-10:27 am

2 stops24h 57m

$976

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Wed 4/1

1:05 pm-9:45 am

1 stop18h 40m

Buenos Aires Ministro Pistarini

Thu 4/9

6:00 pm-10:27 am

2 stops18h 27m

$976

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Tue 3/10

5:20 pm-8:55 pm

2 stops25h 35m

Buenos Aires Ministro Pistarini

Tue 3/24

7:45 am-10:27 am

3 stops28h 42m

$979

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Wed 4/1

11:25 am-9:15 am

2 stops19h 50m

Buenos Aires Ministro Pistarini

Wed 4/8

3:55 am-11:27 pm

2 stops21h 32m

$980

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 24 results
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Compare providers for flights from New Orleans to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New Orleans to Buenos Aires in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New Orleans-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Orleans-Buenos Aires flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Orleans-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Orleans-Buenos Aires flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Orleans-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from New Orleans to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from New Orleans with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Orleans to Buenos Aires

What is the cheapest time of day to fly from MSY to BUE?

Find hourly flight availability from New Orleans to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from New Orleans to Buenos Aires in the evening. Doing so could potentially save you 8% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from New Orleans to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated November 13, 2025.
Read through reviews of airlines operating flights from New Orleans to Buenos Aires, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,017 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from New Orleans to Buenos Aires?

    For a flight from New Orleans to Buenos Aires, you will be flying from Louis Armstrong. New Orleans Louis Armstrong (MSY) is just 11.4 mi from the center of the city. Louis Armstrong is the only New Orleans airport and it handles 0 outbound flights to Buenos Aires per day. 3 airlines have flights to Buenos Aires from New Orleans Louis Armstrong on a regular basis.

  • How long is the flight from New Orleans to Buenos Aires?

    There are many flights that can get you from New Orleans to Buenos Aires in 17h 05m. Fly via Delta or LATAM Airlines to get the fastest option. The distance between New Orleans and Buenos Aires is about 4915 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from New Orleans to Buenos Aires round-trip?

    Flying on United Airlines is currently your cheapest option to Buenos Aires, with prices starting at $973. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $975 and $975, respectively. United Airlines is priced at 18% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from New Orleans to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on New Orleans to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Orleans to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Buenos Aires.

  • Can I find deals for business class flights from New Orleans to Buenos Aires?

    Yes. Cheapflights offers flight deals from New Orleans to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for New Orleans to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
New Orleans to Ministro Pistarini flights
New Orleans to Mendoza flights
New Orleans to El Calafate flights

Top 3 airlines flying from New Orleans to Buenos Aires

Discover the top 3 airlines that operate flights from New Orleans to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$973Average$1,155FlexibilityNo cancel feeOn-time69%
DeltaCheapest$975Average$1,140FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$975Average$1,653FlexibilityNo cancel feeOn-time71%

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