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Buenos Aires

$302+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BUE
nov. 7 — nov. 141
vie. 11/7
vie. 11/14
1 adult, Economy
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Find 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 octubre 8, 2025.

This LATAM Airlines deal was found by Cheapflights users on 10/7. 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.
dom. 10/199:55 amBOS - EZE
1 stop13h 50mLATAM Airlines
mié. 10/223:55 amEZE - BOS
2 stops22h 18mLATAM Airlines
Deal found 10/7$737
This SmartFares deal was found by Cheapflights users on 10/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/101:10 pmBOS - AEP
2 stops28h 30mLATAM Airlines
jue. 11/132:55 pmAEP - BOS
1 stop17h 40mLATAM Airlines
Deal found 10/8$739
This Mytrip deal was found by Cheapflights users on 10/6. 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. 10/308:24 pmBOS - EZE
3 stops41h 26mMultiple Airlines
vie. 11/74:55 pmEZE - BOS
3 stops33h 04mMultiple Airlines
Deal found 10/6$740
This KAYAK deal was found by Cheapflights users on 10/6. 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.
vie. 10/107:35 amBOS - AEP
2 stops29h 25mLATAM Airlines
jue. 10/168:10 pmAEP - BOS
2 stops30h 03mLATAM Airlines
Deal found 10/6$742
This SmartFares deal was found by Cheapflights users on 10/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/209:55 amBOS - AEP
1 stop23h 35mLATAM Airlines
jue. 10/239:05 pmAEP - BOS
3 stops35h 15mLATAM Airlines
Deal found 10/6$744
This Justfly.com deal was found by Cheapflights users on 10/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/87:35 amBOS - AEP
2 stops25h 05mLATAM Airlines
mar. 10/1410:55 pmAEP - BOS
1 stop33h 40mLATAM Airlines
Deal found 10/7$745
This Justfly.com deal was found by Cheapflights users on 10/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/214:26 pmBOS - EZE
2 stops18h 19mLATAM Airlines
sáb. 10/252:25 amEZE - BOS
1 stop30h 10mLATAM Airlines
Deal found 10/7$745
This Mytrip deal was found by Cheapflights users on 10/6. 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.
lun. 10/208:24 pmBOS - EZE
3 stops32h 11mMultiple Airlines
jue. 10/2312:48 pmEZE - BOS
3 stops28h 08mMultiple Airlines
Deal found 10/6$746
This CrystalTravel deal was found by Cheapflights users on 10/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/209:55 amBOS - EZE
1 stop13h 50mLATAM Airlines
mié. 10/223:55 amEZE - BOS
2 stops20h 05mLATAM Airlines
Deal found 10/6$748
This Mytrip deal was found by Cheapflights users on 10/6. 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. 11/46:16 amBOS - AEP
3 stops31h 44mMultiple Airlines
mar. 11/1111:30 amAEP - BOS
3 stops28h 20mMultiple Airlines
Deal found 10/6$751
This Justfly.com deal was found by Cheapflights users on 10/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/108:55 amBOS - EZE
1 stop16h 10mLATAM Airlines
dom. 11/167:43 pmEZE - BOS
2 stops17h 36mLATAM Airlines
Deal found 10/7$751
This Mytrip deal was found by Cheapflights users on 10/7. 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.
vie. 10/248:24 pmBOS - EZE
3 stops31h 46mMultiple Airlines
sáb. 11/14:55 pmEZE - BOS
3 stops33h 04mMultiple Airlines
Deal found 10/7$753

Cheap 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 octubre 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$732
(LATAM Airlines)

One-way from

$302
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$1,095
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. 5% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 octubre 8, 2025.
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 - AEP

BOSAEP

Boston Logan Intl

dom. 4/5

5:00 pm-5:00 pm

2 stops23h 00m

Buenos Aires Jorge Newbery

mié. 4/8

5:00 pm-11:29 am

2 stops19h 29m

$742

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

mar. 11/4

7:55 am-5:40 pm

2 stops31h 45m

Buenos Aires Jorge Newbery

mar. 11/11

11:30 am-1:50 pm

3 stops28h 20m

$765

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

lun. 12/1

7:34 am-1:58 am

1 stop16h 24m

Buenos Aires Ministro Pistarini

dom. 12/7

3:41 am-10:03 pm

1 stop20h 22m

$800

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 3/11

8:44 am-4:10 am

1 stop18h 26m

Buenos Aires Ministro Pistarini

mar. 3/24

3:47 am-11:10 pm

1 stop20h 23m

$800

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mar. 11/4

7:34 am-12:53 am

1 stop15h 19m

Buenos Aires Ministro Pistarini

mar. 11/11

5:16 am-10:03 pm

1 stop18h 47m

$800

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

lun. 11/10

9:15 am-7:55 am

2 stops20h 40m

Buenos Aires Jorge Newbery

jue. 11/13

11:30 am-6:35 am

2 stops21h 05m

$801

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

mar. 11/4

5:40 am-7:55 am

2 stops24h 15m

Buenos Aires Jorge Newbery

mar. 11/11

2:55 pm-6:35 am

1 stop17h 40m

$802

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 3/11

9:55 am-3:05 am

1 stop16h 10m

Buenos Aires Ministro Pistarini

mié. 3/25

8:55 pm-2:28 pm

1 stop18h 33m

$807

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

mié. 3/11

9:55 am-9:40 am

1 stop22h 45m

Buenos Aires Jorge Newbery

mié. 3/25

8:25 pm-2:48 pm

2 stops19h 23m

$807

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 1/29

1:10 pm-10:15 am

1 stop19h 05m

Buenos Aires Ministro Pistarini

mar. 2/17

8:55 pm-5:47 pm

1 stop22h 52m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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, April is the cheapest month in which you can book a flight from Massachusetts to Buenos Aires (average of $508). Flying from Massachusetts to Buenos Aires in January is currently the most expensive (average of $985). 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.

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

Find hourly flight availability from Massachusetts 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 octubre 8, 2025.

A simple way to save on the total cost of your ticket is to fly from Massachusetts to Buenos Aires in the afternoon. If you’re flexible enough to do this you can expect to save up to 79% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Massachusetts to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Massachusetts to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Massachusetts to Buenos Aires flight should consider departing on Saturday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 16h 10m. LATAM Airlines provides one of the quickest options available for as low as $807. Massachusetts and Buenos Aires are separated by a distance of 5387 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, April is the cheapest month in which you can book a flight from Massachusetts to Buenos Aires (average of $508). Flying from Massachusetts to Buenos Aires in January is currently the most expensive (average of $985). 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 octubre 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$517Average$1,027FlexibilityNo cancel feeOn-time81%
AviancaCheapest$700Average$786FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$796Average$1,379FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,012Average$1,284FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,040Average$1,275FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,090Average$1,375FlexibilityNo cancel feeOn-time69%

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