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Buenos Aires

$272+ Cheap flights from Massachusetts 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BUE
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from Massachusetts to Buenos Aires

Cheapest flights from Massachusetts to Buenos Aires
Explore the most affordable flight options available from Massachusetts to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/28. 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.
jue. 3/57:55 am
BOS
-
EZE
2 stops29h 15m
Multiple Airlines
mar. 3/105:35 am
EZE
-
BOS
2 stops19h 24m
Multiple Airlines
Deal found 1/28$679
This Mytrip deal was found by Cheapflights users on 1/27. 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.
mar. 3/108:55 am
BOS
-
EZE
2 stops34h 00m
Multiple Airlines
mar. 3/179:30 pm
EZE
-
BOS
2 stops35h 05m
Multiple Airlines
Deal found 1/27$695
This Mytrip deal was found by Cheapflights users on 1/27. 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.
mar. 3/108:55 am
BOS
-
AEP
2 stops24h 00m
Multiple Airlines
mar. 3/177:00 am
AEP
-
BOS
2 stops31h 55m
Multiple Airlines
Deal found 1/27$741
This Mytrip deal was found by Cheapflights users on 1/28. 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.
jue. 3/57:55 am
BOS
-
AEP
2 stops28h 05m
Multiple Airlines
mar. 3/107:00 am
AEP
-
BOS
2 stops17h 59m
Multiple Airlines
Deal found 1/28$766
This Ovago deal was found by Cheapflights users on 1/28. 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.
lun. 2/238:25 pm
BOS
-
EZE
1 stop34h 35m
LATAM Airlines
mié. 2/252:25 am
EZE
-
BOS
1 stop30h 10m
LATAM Airlines
Deal found 1/28$783
This Mytrip deal was found by Cheapflights users on 1/28. 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.
dom. 3/155:40 am
BOS
-
AEP
3 stops36h 00m
Multiple Airlines
dom. 3/229:30 pm
AEP
-
BOS
3 stops42h 58m
Multiple Airlines
Deal found 1/28$802
This Mytrip deal was found by Cheapflights users on 1/27. 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.
mié. 3/45:50 pm
BOS
-
EZE
2 stops20h 00m
Multiple Airlines
mié. 3/184:55 pm
EZE
-
BOS
2 stops22h 00m
Multiple Airlines
Deal found 1/27$802
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/15:50 pm
BOS
-
EZE
2 stops32h 45m
Multiple Airlines
dom. 3/811:00 am
EZE
-
BOS
1 stop30h 45m
Multiple Airlines
Deal found 1/27$806
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/112:15 pm
BOS
-
EZE
1 stop14h 08m
Multiple Airlines
vie. 5/84:50 pm
EZE
-
BOS
1 stop15h 20m
Multiple Airlines
Deal found 1/28$814
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/19:55 am
BOS
-
AEP
1 stop22h 45m
Multiple Airlines
vie. 5/810:30 am
AEP
-
BOS
2 stops21h 40m
Multiple Airlines
Deal found 1/28$815
This Gotogate deal was found by Cheapflights users on 1/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/110:20 pm
BOS
-
EZE
1 stop28h 03m
Multiple Airlines
mié. 10/147:10 am
EZE
-
BOS
1 stop25h 00m
Multiple Airlines
Deal found 1/28$825
This Gotogate deal was found by Cheapflights users on 1/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/2510:20 pm
BOS
-
EZE
1 stop28h 03m
Multiple Airlines
sáb. 10/314:55 pm
EZE
-
BOS
2 stops22h 55m
Multiple Airlines
Deal found 1/28$826

Find flight deals from Massachusetts to Buenos Aires

Keep the following information in mind while searching for Massachusetts to Buenos Aires flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$679
(Mytrip)

One-way from

$272
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$1,195
Provider with most accurate pricing for Boston Logan Intl-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Buenos Aires (BUE) flights.
Search Deals
From Massachusetts to Buenos Aires (BUE)
Search Deals
One-way flight from Massachusetts to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 enero 29, 2026.
Use the filters below to find and compare flights from Massachusetts to Buenos Aires that are best for you.

Fly from

Massachusetts

Fly to

Buenos Aires

Route

Depart

Return

Price

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mar. 3/10

5:50 pm-9:35 am

1 stop14h 45m

Buenos Aires Ministro Pistarini

mar. 3/17

5:35 am-1:55 pm

2 stops33h 20m

$775

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

dom. 3/15

5:40 am-6:40 pm

3 stops36h 00m

Buenos Aires Jorge Newbery

dom. 3/22

9:30 pm-3:28 pm

3 stops42h 58m

$802

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 3/26

6:00 am-4:00 am

2 stops21h 00m

Buenos Aires Ministro Pistarini

sáb. 4/4

6:35 am-8:00 am

1 stop26h 25m

$849

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

dom. 3/15

5:40 am-6:20 am

2 stops23h 40m

Buenos Aires Ministro Pistarini

dom. 3/22

6:40 am-1:55 pm

3 stops32h 15m

$877

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 4/22

5:30 am-2:30 pm

2 stops32h 00m

Buenos Aires Ministro Pistarini

lun. 4/27

4:30 pm-9:49 am

2 stops18h 19m

$879

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 3/12

8:55 am-6:04 pm

3 stops32h 09m

Buenos Aires Ministro Pistarini

dom. 3/22

6:15 am-1:55 pm

2 stops32h 40m

$882

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

mié. 3/4

5:27 am-8:30 am

2 stops25h 03m

Buenos Aires Jorge Newbery

mié. 3/18

4:40 am-1:55 pm

2 stops34h 15m

$887

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 3/4

5:27 am-5:10 am

3 stops21h 43m

Buenos Aires Ministro Pistarini

mié. 3/18

6:15 am-1:55 pm

2 stops32h 40m

$887

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

dom. 4/5

5:40 am-3:40 pm

3 stops33h 00m

Buenos Aires Ministro Pistarini

sáb. 4/11

5:00 am-1:55 pm

2 stops33h 55m

$892

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

sáb. 4/4

5:40 am-5:40 am

3 stops47h 00m

Buenos Aires Ministro Pistarini

sáb. 4/11

7:35 am-2:50 pm

3 stops32h 15m

$892

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 50 results
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Best time to book a flight from Massachusetts to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Massachusetts 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 Massachusetts to Buenos Aires

What is the cheapest month to book a flight from Massachusetts to Buenos Aires?

Currently, February is the cheapest month in which you can book a flight from Massachusetts to Buenos Aires (average of $486). Flying from Massachusetts to Buenos Aires in March is currently the most expensive (average of $957). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Related info for your journey

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

  • How long is the flight from Massachusetts to Buenos Aires?

    A quick flight from Massachusetts to Buenos Aires can take about 18h 25m. Air Canada provides one of the quickest options available for as low as $1,037. Massachusetts and Buenos Aires are separated by a distance of 5375 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Massachusetts to Buenos Aires one-way?

    $335 is the cheapest one-way deal found within the past few days, from Arajet. You may also be able to find cheap deals on Avianca and Copa Airlines, with prices starting from $349 and $445, respectively.

  • What are the most popular routes from Massachusetts to Buenos Aires?

    Most travelers choose Boston Logan Intl - Buenos Aires Ministro Pistarini, Boston Logan Intl - Buenos Aires Jorge Newbery or Hartford Bradley Intl - Buenos Aires Ministro Pistarini when deciding on the best route from Massachusetts to Buenos Aires.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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.

  • What is the cheapest month to book a flight from Massachusetts to Buenos Aires?

    Currently, February is the cheapest month in which you can book a flight from Massachusetts to Buenos Aires (average of $486). Flying from Massachusetts to Buenos Aires in March is currently the most expensive (average of $957). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Massachusetts to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Massachusetts to Buenos Aires

Discover the top 6 airlines that operate flights from Massachusetts 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$371Average$786FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$486Average$1,119FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$796Average$1,077FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$811Average$1,264FlexibilityNo cancel feeOn-time69%
DeltaCheapest$908Average$1,282FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,035Average$1,288FlexibilityNo cancel feeOn-time71%

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