What airlines fly to Buenos Aires?

American Airlines, LATAM Airlines and Delta are the top three most popular airlines that fly to Buenos Aires from Boston according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 4 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Boston and Buenos Aires?

Miami (MIA) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Boston to Buenos Aires?

Miami (MIA) has the shortest average layover time for this route: 1h 30m.

Which layover airport has the shortest travel time from Boston to Buenos Aires?

Flights connecting via New York (JFK) have the shortest average one-way travel time: 13h 37m.

What is the cheapest airline that flies from Boston Logan Intl to Buenos Aires?

Arajet, Delta, and LATAM Airlines are the most popular carriers operating from Boston Logan Intl to Buenos Aires

Which layover airport offers the lowest fares from Boston to Buenos Aires?

Flights via Santo Domingo (SDQ) offer the lowest average round-trip price of $817.

When did momondo last update prices for flights from Boston Logan Intl Airport to Buenos Aires?

Prices for flights from Boston Logan Intl Airport to Buenos Aires refresh daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Buenos Aires?

The number of operators available for flights from Boston Logan Intl Airport to Buenos Aires is 4 as of November 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Buenos Aires?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Buenos Aires.

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

The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$328 Cheap Flights from Boston to Buenos Aires in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Buenos Aires

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:35 pm - 10:35 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

15h 00m1 stop New York John F Kennedy Intl

9:20 pm - 11:50 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

16h 30m2 stops Miami Washington, D.C. Reagan-National

$919American Airlines

Wed, Dec 2 - Wed, Dec 9

3:10 pm - 6:30 pmBOS Boston Logan Intl-AEP Buenos Aires Jorge Newbery

25h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

4:40 am - 7:24 amAEP Buenos Aires Jorge Newbery-BOS Boston Logan Intl

28h 44m2 stops Lima J Chavez Intl New York John F Kennedy Intl

$923LATAM Airlines

Fri, Feb 19 - Thu, Mar 4

12:20 pm - 7:35 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

17h 15m1 stop Atlanta Hartsfield-Jackson

9:30 pm - 11:02 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

15h 32m1 stop Atlanta Hartsfield-Jackson

$923Delta

Fri, Dec 4 - Thu, Dec 17

7:05 am - 7:40 pmBOS Boston Logan Intl-AEP Buenos Aires Jorge Newbery

34h 35m3 stops Miami Punta Cana Santiago Arturo Merino Benitez

5:35 pm - 2:54 pmAEP Buenos Aires Jorge Newbery-BOS Boston Logan Intl

23h 19m2 stops Lima J Chavez Intl Miami

$923LATAM Airlines

Wed, Jan 27 - Mon, Feb 22

9:05 am - 9:40 amBOS Boston Logan Intl-AEP Buenos Aires Jorge Newbery

22h 35m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

4:40 am - 12:26 amAEP Buenos Aires Jorge Newbery-BOS Boston Logan Intl

21h 46m2 stops Lima J Chavez Intl Miami

$927Delta

Mon, Nov 30 - Sun, Dec 6

9:30 am - 9:20 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

21h 50m1 stop Houston George Bush Intcntl

11:55 pm - 9:05 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

23h 10m1 stop Houston George Bush Intcntl

$927United Airlines

Sat, Dec 5 - Sun, Dec 20

3:40 pm - 11:30 pmBOS Boston Logan Intl-AEP Buenos Aires Jorge Newbery

29h 50m3 stops San Salvador El Salvador Intl Bogotá El Dorado Rio de Janeiro–Galeão Intl

3:30 am - 6:35 amAEP Buenos Aires Jorge Newbery-BOS Boston Logan Intl

29h 05m2 stops Rio de Janeiro–Galeão Intl Bogotá El Dorado

$927Multiple Airlines

Wed, Mar 3 - Tue, Mar 9

7:30 am - 12:28 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

15h 58m1 stop Panama City Tocumen Intl

10:53 pm - 2:14 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

16h 21m1 stop Panama City Tocumen Intl

$936Copa Airlines

Thu, Mar 18 - Sun, May 9

7:30 am - 11:23 pmBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

14h 53m1 stop Panama City Tocumen Intl

2:08 am - 11:04 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

21h 56m1 stop Panama City Tocumen Intl

$936Copa Airlines

Wed, Mar 31 - Thu, Apr 29

12:41 pm - 8:30 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

17h 49m1 stop Dallas/Fort Worth

9:10 pm - 7:29 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

23h 19m1 stop New York John F Kennedy Intl

$949American Airlines

Sun, Jan 17 - Sun, Apr 4

Cheap last minute flights

Enter your travel dates to find the best prices.

1:37 pm - 10:40 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

19h 03m2 stops New York John F Kennedy Intl Santiago Arturo Merino Benitez

5:00 pm - 6:45 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

15h 45m1 stop Sao Paulo Guarulhos Intl

$1,066LATAM Airlines

Wed, Nov 11 - Sat, Nov 21

7:25 pm - 6:30 pmBOS Boston Logan Intl-AEP Buenos Aires Jorge Newbery

21h 05m2 stops Miami Lima J Chavez Intl

12:55 pm - 6:45 amAEP Buenos Aires Jorge Newbery-BOS Boston Logan Intl

19h 50m1 stop Sao Paulo Guarulhos Intl

$1,078LATAM Airlines

Thu, Nov 12 - Thu, Nov 19

2:55 pm - 9:40 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

16h 45m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 6:45 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

15h 45m1 stop Sao Paulo Guarulhos Intl

$1,078Delta

Thu, Nov 12 - Thu, Nov 19

1:45 pm - 7:35 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

15h 50m1 stop Atlanta Hartsfield-Jackson

8:05 pm - 11:10 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

17h 05m1 stop New York John F Kennedy Intl

$1,104Delta

Wed, Nov 11 - Sat, Nov 21

12:45 pm - 10:40 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

19h 55m1 stop New York John F Kennedy Intl

8:45 pm - 9:21 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

14h 36m1 stop New York John F Kennedy Intl

$1,120American Airlines

Wed, Nov 11 - Sat, Nov 21

9:43 am - 7:20 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

19h 37m1 stop Houston George Bush Intcntl

11:55 pm - 4:49 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

18h 54m1 stop Houston George Bush Intcntl

$1,120United Airlines

Wed, Nov 11 - Sat, Nov 21

9:30 am - 7:20 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

19h 50m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl

10:05 pm - 5:27 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

21h 22m2 stops Houston George Bush Intcntl Newark

$1,124United Airlines

Wed, Nov 11 - Sat, Nov 21

7:41 am - 3:58 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

18h 17m1 stop Panama City Tocumen Intl

2:45 pm - 1:27 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

24h 42m1 stop Panama City Tocumen Intl

$1,288Copa Airlines

Mon, Nov 9 - Mon, Nov 16

2:50 pm - 10:20 pmBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

29h 30m1 stop Panama City Tocumen Intl

3:40 am - 10:01 pmEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

20h 21m1 stop Panama City Tocumen Intl

$1,406Copa Airlines

Wed, Nov 11 - Fri, Nov 27

12:43 pm - 8:40 amBOS Boston Logan Intl-EZE Buenos Aires Ministro Pistarini

17h 57m2 stops Charlotte Douglas Miami

8:45 pm - 9:21 amEZE Buenos Aires Ministro Pistarini-BOS Boston Logan Intl

14h 36m1 stop New York John F Kennedy Intl

$1,576American Airlines

Wed, Nov 11 - Sat, Nov 28

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American Airlines flights from Boston to Buenos Aires

Our best American Airlines deals on Boston to Buenos Aires flight tickets

American Airlines

Dec 2

BOS5:35 pmBoston Logan Intl

15h 00m

1 stop

EZE10:35 amBuenos Aires Ministro Pistarini

Dec 9

EZE9:20 pmBuenos Aires Ministro Pistarini

16h 30m

2 stops

BOS11:50 amBoston Logan Intl

$919

American Airlines

Jan 17

BOS12:41 pmBoston Logan Intl

17h 49m

1 stop

EZE8:30 amBuenos Aires Ministro Pistarini

Apr 4

EZE9:10 pmBuenos Aires Ministro Pistarini

23h 19m

1 stop

BOS7:29 pmBoston Logan Intl

$949

American Airlines

Jan 17

BOS3:30 pmBoston Logan Intl

16h 40m

2 stops

EZE10:10 amBuenos Aires Ministro Pistarini

Apr 4

EZE9:10 pmBuenos Aires Ministro Pistarini

22h 23m

1 stop

BOS6:33 pmBoston Logan Intl

$953

Arajet flights from Boston to Buenos Aires

Our best Arajet deals on Boston to Buenos Aires flight tickets

Arajet

Feb 28

BOS9:20 pmBoston Logan Intl

29h 15m

1 stop

EZE4:35 amBuenos Aires Ministro Pistarini

Mar 9

EZE5:35 amBuenos Aires Ministro Pistarini

30h 10m

1 stop

BOS9:45 amBoston Logan Intl

$937

Arajet

Nov 20

BOS11:15 amBoston Logan Intl

15h 20m

1 stop

EZE4:35 amBuenos Aires Ministro Pistarini

Dec 1

EZE5:35 amBuenos Aires Ministro Pistarini

30h 10m

1 stop

BOS9:45 amBoston Logan Intl

$1,107

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Wed 12/2

5:35 pm-10:35 am

1 stop15h 00m

Buenos Aires Ministro Pistarini

Wed 12/9

9:20 pm-11:50 am

2 stops16h 30m

$919

BostonBuenos Aires

BOS Boston Logan Intl - AEP Buenos Aires Jorge Newbery

BOSAEP

Boston Logan Intl

Fri 2/19

3:10 pm-6:30 pm

2 stops25h 20m

Buenos Aires Jorge Newbery

Thu 3/4

4:40 am-7:24 am

2 stops28h 44m

$923

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Fri 12/4

12:20 pm-7:35 am

1 stop17h 15m

Buenos Aires Ministro Pistarini

Thu 12/17

9:30 pm-11:02 am

1 stop15h 32m

$923

BostonBuenos Aires

BOS Boston Logan Intl - AEP Buenos Aires Jorge Newbery

BOSAEP

Boston Logan Intl

Wed 1/27

7:05 am-7:40 pm

3 stops34h 35m

Buenos Aires Jorge Newbery

Mon 2/22

5:35 pm-2:54 pm

2 stops23h 19m

$923

BostonBuenos Aires

BOS Boston Logan Intl - AEP Buenos Aires Jorge Newbery

BOSAEP

Boston Logan Intl

Mon 11/30

9:05 am-9:40 am

2 stops22h 35m

Buenos Aires Jorge Newbery

Sun 12/6

4:40 am-12:26 am

2 stops21h 46m

$927

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Sat 12/5

9:30 am-9:20 am

1 stop21h 50m

Buenos Aires Ministro Pistarini

Sun 12/20

11:55 pm-9:05 pm

1 stop23h 10m

$927

BostonBuenos Aires

BOS Boston Logan Intl - AEP Buenos Aires Jorge Newbery

BOSAEP

Boston Logan Intl

Wed 3/3

3:40 pm-11:30 pm

3 stops29h 50m

Buenos Aires Jorge Newbery

Tue 3/9

3:30 am-6:35 am

2 stops29h 05m

$927

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Thu 3/18

7:30 am-12:28 am

1 stop15h 58m

Buenos Aires Ministro Pistarini

Sun 5/9

10:53 pm-2:14 pm

1 stop16h 21m

$936

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Wed 3/31

7:30 am-11:23 pm

1 stop14h 53m

Buenos Aires Ministro Pistarini

Thu 4/29

2:08 am-11:04 pm

1 stop21h 56m

$936

BostonBuenos Aires

BOS Boston Logan Intl - EZE Buenos Aires Ministro Pistarini

BOSEZE

Boston Logan Intl

Sun 1/17

12:41 pm-8:30 am

1 stop17h 49m

Buenos Aires Ministro Pistarini

Sun 4/4

9:10 pm-7:29 pm

1 stop23h 19m

$949

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston 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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Boston and Buenos Aires?

Prices are currently low for flights on this route.

Typical prices usually range from $974 to $1,373.
The lowest price recently found on this route was $919.

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Boston is in September. Flight prices, which tend to average around $1,066, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from Boston during November instead. Flights to Buenos Aires in November, while not as cheap as those in September, still average around $1,082.

How far in advance should I book a flight from Boston to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,213 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Boston for as low as $916 on momondo.

Can stopping save me money on Boston to Buenos Aires flights?

You could potentially save up to 43% on your flight if you consider stops on a Boston to Buenos Aires flight.

How have Boston to Buenos Aires flight prices changed over time?

As of November 2026, prices for Boston to Buenos Aires flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Buenos Aires (BOS to BUE) flight deals and tips

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

Best Price Found	$328
Fastest flight time	14h 08m
Direct flights	None

The best one-way flight to Buenos Aires from Boston in the past 72 hours is $328. The best round-trip flight deal from Boston to Buenos Aires found on momondo in the last 72 hours is $919.

The fastest flight from Boston to Buenos Aires takes 14h 08m

There are no direct flights from Boston to Buenos Aires. There are no popular flight routes from Boston to Buenos Aires.

Search flight deals

Frequently asked questions about flying from Boston to Buenos Aires

How far is Boston Logan Intl to Buenos Aires by plane?
Buenos Aires is 5374.8 mi away from Boston Logan Intl. A reasonable flight in good conditions will take 14h 08m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Buenos Aires?
Prices for flights from Boston Logan Intl Airport to Buenos Aires refresh daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Buenos Aires?
The number of operators available for flights from Boston Logan Intl Airport to Buenos Aires is 4 as of November 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Buenos Aires?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boston to Buenos Aires?
Based on momondo bookings for flights between Boston and Buenos Aires, the leading airline is LATAM Airlines, making up 32% of the total bookings. Other popular airlines include American Airlines with 30%, Delta with 16%, and Copa Airlines with 12%.

Best airlines flying from Boston to Buenos Aires

Compare and see reviews for airlines that fly from Boston to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $505	Free Cancellation	Rating 7.4 1,971 reviews	Search LATAM Airlines flights
Copa Airlines	PriceFrom $517	Free Cancellation	Rating 7.6 1,555 reviews	Search Copa Airlines flights
Delta	PriceFrom $887	Free Cancellation	Rating 7.8 8,703 reviews	Search Delta flights
American Airlines	PriceFrom $914	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Boston to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

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

momondo does allow users to show only those flights to Buenos Aires from Boston which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Boston and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Buenos Aires from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

Buenos Aires Ministro Pistarini Airport

Cheap flights from Boston to Buenos Aires from $328

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Buenos Aires departing on 12/30. 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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American Airlines flights from Boston to Buenos Aires

Our best American Airlines deals on Boston to Buenos Aires flight tickets

Arajet flights from Boston to Buenos Aires

Our best Arajet deals on Boston to Buenos Aires flight tickets

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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Boston to Buenos Aires

What is the typical price of a round-trip flight between Boston and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

How far in advance should I book a flight from Boston to Buenos Aires?

Can stopping save me money on Boston to Buenos Aires flights?

How have Boston to Buenos Aires flight prices changed over time?

What is the cheapest airline that flies from Boston Logan Intl to Buenos Aires?

What airlines fly to Buenos Aires?

Which airport is the most popular layover for flights between Boston and Buenos Aires?

Which layover airport offers the lowest fares from Boston to Buenos Aires?

Which layover airport has the shortest travel time from Boston to Buenos Aires?

Which layover airport has the shortest connection time from Boston to Buenos Aires?

When to book flights from Boston to Buenos Aires

Cheap Boston to Buenos Aires (BOS to BUE) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Boston to Buenos Aires

Best airlines flying from Boston to Buenos Aires

Compare and see reviews for airlines that fly from Boston to Buenos Aires with momondo

Why use momondo?

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Boston

According to popular flight searches on momondo this year

Complete your trip to Buenos Aires

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According to popular flight searches on momondo this year