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Cheap flights from Buenos Aires to Boston from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Boston departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
3:45 pm - 3:22 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
24h 37m2 stops Santiago Arturo Merino Benitez Miami
LATAM Airlines Logo
10:00 am - 1:05 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
14h 05m1 stop Sao Paulo Guarulhos Intl
$714LATAM Airlines
Wed, Aug 26 - Fri, Aug 28
LATAM Airlines Logo
2:30 am - 11:36 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
22h 06m2 stops Sao Paulo Guarulhos Intl Miami
LATAM Airlines Logo
10:00 am - 1:05 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
14h 05m1 stop Sao Paulo Guarulhos Intl
$757LATAM Airlines
Wed, Aug 26 - Fri, Aug 28
Multiple Airlines Logo
11:00 am - 2:02 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
28h 02m3 stops Punta Cana Montreal Pierre Elliott Trudeau Intl Toronto Island
Multiple Airlines Logo
12:15 pm - 3:23 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
14h 08m1 stop Santo Domingo Las Americas
$778Multiple Airlines
Thu, Oct 1 - Fri, Oct 16
Multiple Airlines Logo
11:00 am - 9:50 amEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
23h 50m2 stops Punta Cana Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
12:15 pm - 3:23 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
14h 08m1 stop Santo Domingo Las Americas
$778Multiple Airlines
Thu, Oct 1 - Fri, Oct 16
American Airlines Logo
10:30 pm - 12:05 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
14h 35m1 stop Miami
American Airlines Logo
6:26 pm - 11:05 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
15h 39m1 stop New York John F Kennedy Intl
$896American Airlines
Mon, Aug 24 - Mon, Aug 31
American Airlines Logo
11:35 pm - 2:31 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
15h 56m1 stop Miami
American Airlines Logo
11:53 am - 11:05 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
22h 12m1 stop New York John F Kennedy Intl
$896American Airlines
Mon, Aug 24 - Mon, Aug 31
American Airlines Logo
8:50 pm - 2:48 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
18h 58m2 stops Miami Charlotte Douglas
American Airlines Logo
6:26 pm - 11:05 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
15h 39m1 stop New York John F Kennedy Intl
$900American Airlines
Mon, Aug 24 - Mon, Aug 31
Delta Logo
8:10 pm - 4:50 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
21h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:00 pm - 10:55 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
19h 55m1 stop New York LaGuardia
$1,020Delta
Tue, Aug 18 - Mon, Nov 23
Delta Logo
1:10 pm - 3:22 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
27h 12m1 stop Miami
Delta Logo
2:59 pm - 10:55 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
17h 56m1 stop New York LaGuardia
$1,038Delta
Sat, Aug 22 - Mon, Nov 23
Delta Logo
1:10 pm - 3:22 pmEZE  Buenos Aires Ministro Pistarini-BOS Boston Logan Intl
27h 12m1 stop Miami
Delta Logo
8:00 am - 10:55 amBOS  Boston Logan Intl-EZE Buenos Aires Ministro Pistarini
24h 55m1 stop New York LaGuardia
$1,038Delta
Fri, Aug 21 - Mon, Nov 23

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LATAM Airlines flights from Buenos Aires to Boston

Our best LATAM Airlines deals on Buenos Aires to Boston flight tickets
LATAM Airlines
Aug 26
EZE3:45 pmBuenos Aires Ministro Pistarini
24h 37m
2 stops
BOS3:22 pmBoston Logan Intl
Aug 28
BOS10:00 amBoston Logan Intl
14h 05m
1 stop
EZE1:05 amBuenos Aires Ministro Pistarini
$714
LATAM Airlines
Aug 26
EZE2:30 amBuenos Aires Ministro Pistarini
22h 06m
2 stops
BOS11:36 pmBoston Logan Intl
Aug 28
BOS10:00 amBoston Logan Intl
14h 05m
1 stop
EZE1:05 amBuenos Aires Ministro Pistarini
$757
LATAM Airlines
Aug 26
EZE6:20 pmBuenos Aires Ministro Pistarini
14h 15m
1 stop
BOS7:35 amBoston Logan Intl
Aug 30
BOS3:20 pmBoston Logan Intl
17h 20m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
$796

American Airlines flights from Buenos Aires to Boston

Our best American Airlines deals on Buenos Aires to Boston flight tickets
American Airlines
Aug 24
EZE11:35 pmBuenos Aires Ministro Pistarini
15h 56m
1 stop
BOS2:31 pmBoston Logan Intl
Aug 31
BOS11:53 amBoston Logan Intl
22h 12m
1 stop
EZE11:05 amBuenos Aires Ministro Pistarini
$896
American Airlines
Aug 24
EZE8:50 pmBuenos Aires Ministro Pistarini
18h 58m
2 stops
BOS2:48 pmBoston Logan Intl
Aug 31
BOS6:26 pmBoston Logan Intl
15h 39m
1 stop
EZE11:05 amBuenos Aires Ministro Pistarini
$900
American Airlines
Aug 25
EZE8:50 pmBuenos Aires Ministro Pistarini
18h 36m
2 stops
BOS2:26 pmBoston Logan Intl
Dec 3
BOS7:24 pmBoston Logan Intl
13h 21m
1 stop
EZE10:45 amBuenos Aires Ministro Pistarini
$964

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Boston 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 August 7, 2026.
Use the filters below to find and compare flights from Buenos Aires to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Wed 8/26

3:45 pm-3:22 pm

2 stops24h 37m

Boston Logan Intl

Fri 8/28

10:00 am-1:05 am

1 stop14h 05m

$714

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Wed 8/26

2:30 am-11:36 pm

2 stops22h 06m

Boston Logan Intl

Fri 8/28

10:00 am-1:05 am

1 stop14h 05m

$757

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-2:02 pm

3 stops28h 02m

Boston Logan Intl

Fri 10/16

12:15 pm-3:23 am

1 stop14h 08m

$778

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-9:50 am

2 stops23h 50m

Boston Logan Intl

Fri 10/16

12:15 pm-3:23 am

1 stop14h 08m

$778
Quickest round-trip

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Mon 8/24

10:30 pm-12:05 pm

1 stop14h 35m

Boston Logan Intl

Mon 8/31

6:26 pm-11:05 am

1 stop15h 39m

$896

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Mon 8/24

11:35 pm-2:31 pm

1 stop15h 56m

Boston Logan Intl

Mon 8/31

11:53 am-11:05 am

1 stop22h 12m

$896

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Mon 8/24

8:50 pm-2:48 pm

2 stops18h 58m

Boston Logan Intl

Mon 8/31

6:26 pm-11:05 am

1 stop15h 39m

$900

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Tue 8/18

8:10 pm-4:50 pm

1 stop21h 40m

Boston Logan Intl

Mon 11/23

1:00 pm-10:55 am

1 stop19h 55m

$1,020

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Sat 8/22

1:10 pm-3:22 pm

1 stop27h 12m

Boston Logan Intl

Mon 11/23

2:59 pm-10:55 am

1 stop17h 56m

$1,038

Buenos AiresBoston

EZE Buenos Aires Ministro Pistarini - BOS Boston Logan Intl

EZEBOS

Buenos Aires Ministro Pistarini

Fri 8/21

1:10 pm-3:22 pm

1 stop27h 12m

Boston Logan Intl

Mon 11/23

8:00 am-10:55 am

1 stop24h 55m

$1,038

Flights are sorted by cheapest round-trip flights first.

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

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 Boston?

In general, May is the cheapest month to fly from Buenos Aires to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $961. If you aren’t able to travel during the month of May, then book flights to Boston from Buenos Aires during October instead. Flights to Boston in October, while not as cheap as those in May, still average around $1,017.

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

You could potentially save up to 11% on your flight if you consider stops on a Buenos Aires to Boston flight.

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

As of August 2026, prices for Buenos Aires to Boston flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Buenos Aires to Boston

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

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

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

Fastest flight time

14h 15m

Direct flights

None
The fastest flight from Buenos Aires to Boston takes 14h 15m
There are no direct flights from Buenos Aires to Boston. There are no popular flight routes from Buenos Aires to Boston.
Search flight deals

Frequently asked questions about flying from Buenos Aires to Boston

  • How far is Buenos Aires to Boston Logan Intl by plane?

    Boston Logan Intl is 5374.8 mi away from Buenos Aires. 14h 15m is a normal flight duration for this route.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Buenos Aires to Boston

Compare and see reviews for airlines that fly from Buenos Aires to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $816Free CancellationRating
7.8
8,510 reviews
Search Delta flights
American AirlinesPriceFrom $905Free CancellationRating
7.1
11,883 reviews
Search American Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Ogunquit
Salem
Old Orchard Beach
Hampton
Laconia
Cambridge
South Yarmouth
Plymouth
Revere
Kennebunkport
York Beach
Gloucester
Warwick
Middletown
South Portland
Everett
Brockton
Falmouth
Seekonk

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buenos Aires to Boston. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Buenos Aires to Boston flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for Buenos Aires to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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