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Cheap flights from New Orleans to Buenos Aires from $399

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 Orleans to Buenos Aires departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New Orleans to Buenos Aires

Cheap round-trip flights

Multiple Airlines Logo
11:10 am - 5:50 amMSY-EZE
16h 40m2 stops
Multiple Airlines Logo
2:40 am - 10:05 pmEZE-MSY
22h 25m2 stops
$724Multiple Airlines
Find Deal
Fri, Oct 31 - Thu, Nov 6
Multiple Airlines Logo
6:46 pm - 7:30 amMSY-AEP
33h 44m2 stops
Multiple Airlines Logo
9:50 am - 5:51 pmAEP-MSY
35h 01m3 stops
$785Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Multiple Airlines Logo
6:41 am - 10:07 amMSY-EZE
25h 26m2 stops
Multiple Airlines Logo
4:55 pm - 8:24 pmEZE-MSY
30h 29m3 stops
$790Multiple Airlines
Find Deal
Mon, Oct 27 - Sun, Nov 2
Delta Logo
1:07 pm - 9:00 amMSY-EZE
16h 53m1 stop
Delta Logo
8:00 am - 10:22 pmEZE-MSY
17h 22m2 stops
$935Delta
Find Deal
Thu, Dec 4 - Mon, Dec 8
Delta Logo
6:30 am - 6:05 amMSY-EZE
21h 35m2 stops
Delta Logo
8:55 pm - 12:09 pmEZE-MSY
17h 14m1 stop
$975Delta
Find Deal
Tue, Mar 10 - Tue, Mar 24
LATAM Airlines Logo
7:10 pm - 4:00 pmMSY-AEP
18h 50m2 stops
LATAM Airlines Logo
5:15 pm - 12:09 pmAEP-MSY
20h 54m2 stops
$975LATAM Airlines
Find Deal
Tue, Mar 10 - Tue, Mar 24
American Airlines Logo
4:48 pm - 10:15 amMSY-EZE
15h 27m2 stops
American Airlines Logo
9:50 pm - 4:41 pmEZE-MSY
20h 51m1 stop
$980American Airlines
Find Deal
Tue, Mar 10 - Tue, Mar 24
United Airlines Logo
3:56 pm - 9:20 amMSY-EZE
14h 24m1 stop
United Airlines Logo
10:05 pm - 8:57 amEZE-MSY
13h 52m1 stop
$1,055United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
United Airlines Logo
5:15 am - 6:20 amMSY-EZE
23h 05m1 stop
United Airlines Logo
11:55 pm - 10:49 amEZE-MSY
13h 54m1 stop
$1,085United Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
LATAM Airlines Logo
10:42 am - 11:40 amMSY-AEP
21h 58m2 stops
LATAM Airlines Logo
5:15 pm - 10:59 amAEP-MSY
20h 44m2 stops
$1,095LATAM Airlines
Find Deal
Fri, Nov 28 - Thu, Dec 4

Delta flights from New Orleans to Buenos Aires

Our best Delta deals on New Orleans to Buenos Aires flight tickets
Delta
Dec 4
MSY1:07 pmNew Orleans Louis Armstrong
16h 53m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Dec 8
EZE8:00 amBuenos Aires Ministro Pistarini
17h 22m
2 stops
MSY10:22 pmNew Orleans Louis Armstrong
$935
Find similar
Delta
Mar 10
MSY6:30 amNew Orleans Louis Armstrong
21h 35m
2 stops
EZE6:05 amBuenos Aires Ministro Pistarini
Mar 24
EZE8:55 pmBuenos Aires Ministro Pistarini
17h 14m
1 stop
MSY12:09 pmNew Orleans Louis Armstrong
$975
Find similar
Delta
Feb 21
MSY7:30 amNew Orleans Louis Armstrong
28h 25m
2 stops
EZE2:55 pmBuenos Aires Ministro Pistarini
Feb 27
EZE8:55 pmBuenos Aires Ministro Pistarini
19h 27m
1 stop
MSY1:22 pmNew Orleans Louis Armstrong
$1,135
Find similar

United Airlines flights from New Orleans to Buenos Aires

Our best United Airlines deals on New Orleans to Buenos Aires flight tickets
United Airlines
Dec 4
MSY3:56 pmNew Orleans Louis Armstrong
14h 24m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
Dec 8
EZE10:05 pmBuenos Aires Ministro Pistarini
13h 52m
1 stop
MSY8:57 amNew Orleans Louis Armstrong
$1,055
Find similar
United Airlines
Oct 31
MSY5:15 amNew Orleans Louis Armstrong
23h 05m
1 stop
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 7
EZE11:55 pmBuenos Aires Ministro Pistarini
13h 54m
1 stop
MSY10:49 amNew Orleans Louis Armstrong
$1,085
Find similar
United Airlines
Feb 14
MSY7:09 pmNew Orleans Louis Armstrong
33h 11m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Feb 21
EZE11:55 pmBuenos Aires Ministro Pistarini
38h 50m
2 stops
MSY11:45 amNew Orleans Louis Armstrong
$1,087
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from New Orleans to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Fri 10/31

11:10 am-5:50 am

2 stops16h 40m

Buenos Aires Ministro Pistarini

Thu 11/6

2:40 am-10:05 pm

2 stops22h 25m

$724

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Sat 11/8

6:46 pm-7:30 am

2 stops33h 44m

Buenos Aires Jorge Newbery

Sat 11/15

9:50 am-5:51 pm

3 stops35h 01m

$785

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Mon 10/27

6:41 am-10:07 am

2 stops25h 26m

Buenos Aires Ministro Pistarini

Sun 11/2

4:55 pm-8:24 pm

3 stops30h 29m

$790

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Thu 12/4

1:07 pm-9:00 am

1 stop16h 53m

Buenos Aires Ministro Pistarini

Mon 12/8

8:00 am-10:22 pm

2 stops17h 22m

$935

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Tue 3/10

6:30 am-6:05 am

2 stops21h 35m

Buenos Aires Ministro Pistarini

Tue 3/24

8:55 pm-12:09 pm

1 stop17h 14m

$975

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Tue 3/10

7:10 pm-4:00 pm

2 stops18h 50m

Buenos Aires Jorge Newbery

Tue 3/24

5:15 pm-12:09 pm

2 stops20h 54m

$975

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Tue 3/10

4:48 pm-10:15 am

2 stops15h 27m

Buenos Aires Ministro Pistarini

Tue 3/24

9:50 pm-4:41 pm

1 stop20h 51m

$980

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Thu 12/4

3:56 pm-9:20 am

1 stop14h 24m

Buenos Aires Ministro Pistarini

Mon 12/8

10:05 pm-8:57 am

1 stop13h 52m

$1,055

New OrleansBuenos Aires

MSY - EZE

MSYEZE

New Orleans Louis Armstrong

Fri 10/31

5:15 am-6:20 am

1 stop23h 05m

Buenos Aires Ministro Pistarini

Fri 11/7

11:55 pm-10:49 am

1 stop13h 54m

$1,085

New OrleansBuenos Aires

MSY - AEP

MSYAEP

New Orleans Louis Armstrong

Fri 11/28

10:42 am-11:40 am

2 stops21h 58m

Buenos Aires Jorge Newbery

Thu 12/4

5:15 pm-10:59 am

2 stops20h 44m

$1,095

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from New Orleans to Buenos Aires

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 Buenos Aires?

The cheapest month to fly to Buenos Aires from New Orleans is in May. Flight prices, which tend to average around $1,013, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from New Orleans during June instead. Flights to Buenos Aires in June, while not as cheap as those in May, still average around $1,020.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from New Orleans is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,031. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Friday is $1,233.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from New Orleans to Buenos Aires during this time can be as low as $1,113. Try not to purchase tickets in the afternoon because they tend to be around $1,161. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on New Orleans to Buenos Aires flights?

You could potentially save up to 7% on your flight if you consider stops on a New Orleans to Buenos Aires flight.

When to book flights from New Orleans to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from New Orleans to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New Orleans to Buenos Aires (MSY to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Orleans to Buenos Aires

Direct flights

None
There are no direct flights from New Orleans to Buenos Aires. There are no popular flight routes from New Orleans to Buenos Aires.
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  • How far is New Orleans Louis Armstrong to Buenos Aires by plane?

    The straight-line distance from New Orleans Louis Armstrong to Buenos Aires is 4912.4 mi. A reasonable flight in good conditions will take 13h 14m.

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Buenos Aires?

    Prices for flights from New Orleans Louis Armstrong Airport to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Buenos Aires?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New Orleans Louis Armstrong Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from New Orleans to Buenos Aires?

Best airlines flying from New Orleans to Buenos Aires

Compare and see reviews for airlines that fly from New Orleans to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $973Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $975Free CancellationRating
7.9
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $1,163Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New Orleans to Buenos Aires?

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 Buenos Aires from New Orleans.

Can I find flights from New Orleans to Buenos Aires with flexible booking policies on momondo?

Flights from New Orleans to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from New Orleans to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from New Orleans. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from New Orleans to Buenos Aires right now. Can momondo alert me if prices change?

If you are not ready to book a flight from New Orleans to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport