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Cheap flights from Massachusetts to Buenos Aires from $301

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Buenos Aires departing on 10/14. 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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0 bags

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Find the cheapest flights from Massachusetts to Buenos Aires

Cheap round-trip flights

Copa Airlines Logo
3:49 pm - 10:08 pmBOS-EZE
29h 19m1 stop
Copa Airlines Logo
5:16 am - 10:03 pmEZE-BOS
18h 47m1 stop
$793Copa Airlines
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Thu, Oct 23 - Wed, Nov 5
Avianca Logo
9:00 am - 5:40 amBOS-AEP
19h 40m1 stop
Avianca Logo
7:00 am - 6:35 amAEP-BOS
25h 35m1 stop
$795Avianca
Find Deal
Thu, Oct 23 - Wed, Nov 5
Multiple Airlines Logo
7:55 am - 6:40 amBOS-AEP
20h 45m2 stops
Multiple Airlines Logo
7:00 am - 6:35 amAEP-BOS
25h 35m1 stop
$797Multiple Airlines
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Thu, Nov 13 - Mon, Nov 17
Multiple Airlines Logo
6:16 am - 6:10 amBOS-EZE
22h 54m3 stops
Multiple Airlines Logo
4:55 pm - 2:50 pmEZE-BOS
22h 55m2 stops
$797Multiple Airlines
Find Deal
Thu, Oct 23 - Tue, Oct 28
LATAM Airlines Logo
7:10 am - 2:50 amBOS-EZE
41h 40m2 stops
LATAM Airlines Logo
2:30 am - 11:02 pmEZE-BOS
22h 32m2 stops
$799LATAM Airlines
Find Deal
Thu, Nov 20 - Sat, Nov 22
LATAM Airlines Logo
9:59 am - 9:40 amBOS-AEP
22h 41m2 stops
LATAM Airlines Logo
10:55 pm - 7:35 amAEP-BOS
33h 40m1 stop
$811LATAM Airlines
Find Deal
Wed, Oct 8 - Tue, Oct 14
Air Canada Logo
3:40 pm - 3:10 pmBOS-EZE
22h 30m2 stops
Air Canada Logo
4:45 pm - 7:12 pmEZE-BOS
27h 27m2 stops
$856Air Canada
Find Deal
Sun, Mar 15 - Sun, Mar 22
Air Canada Logo
6:40 pm - 3:10 pmBOS-EZE
43h 30m3 stops
Air Canada Logo
4:45 pm - 7:12 pmEZE-BOS
27h 27m2 stops
$862Air Canada
Find Deal
Mon, Mar 16 - Wed, Mar 25
Delta Logo
12:10 pm - 7:20 amBDL-EZE
17h 10m1 stop
Delta Logo
11:55 pm - 3:56 pmEZE-BDL
18h 01m1 stop
$1,015Delta
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Wed, Nov 26 - Sun, Dec 14
Delta Logo
5:00 pm - 9:00 amBDL-EZE
14h 00m1 stop
Delta Logo
8:55 pm - 6:01 pmEZE-BDL
23h 06m1 stop
$1,090Delta
Find Deal
Sat, Nov 8 - Mon, Nov 17

Air Canada flights from Massachusetts to Buenos Aires

Our best Air Canada deals on Massachusetts to Buenos Aires flight tickets
Air Canada
Mar 15
BOS3:40 pmBoston Logan Intl
22h 30m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 22
EZE4:45 pmBuenos Aires Ministro Pistarini
27h 27m
2 stops
BOS7:12 pmBoston Logan Intl
$856
Find similar
Air Canada
Mar 16
BOS6:40 pmBoston Logan Intl
43h 30m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 25
EZE4:45 pmBuenos Aires Ministro Pistarini
27h 27m
2 stops
BOS7:12 pmBoston Logan Intl
$862
Find similar
Air Canada
Oct 6
BOS6:30 pmBoston Logan Intl
43h 00m
3 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
Nov 16
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 07m
2 stops
BOS2:52 pmBoston Logan Intl
$867
Find similar

LATAM Airlines flights from Massachusetts to Buenos Aires

Our best LATAM Airlines deals on Massachusetts to Buenos Aires flight tickets
LATAM Airlines
Nov 20
BOS7:10 amBoston Logan Intl
41h 40m
2 stops
EZE2:50 amBuenos Aires Ministro Pistarini
Nov 22
EZE2:30 amBuenos Aires Ministro Pistarini
22h 32m
2 stops
BOS11:02 pmBoston Logan Intl
$799
Find similar
LATAM Airlines
Oct 25
BOS6:22 pmBoston Logan Intl
31h 28m
2 stops
EZE2:50 amBuenos Aires Ministro Pistarini
Nov 1
EZE9:55 pmBuenos Aires Ministro Pistarini
34h 40m
1 stop
BOS7:35 amBoston Logan Intl
$811
Find similar
LATAM Airlines
Nov 5
BOS8:55 amBoston Logan Intl
16h 10m
1 stop
EZE3:05 amBuenos Aires Ministro Pistarini
Nov 8
EZE4:05 amBuenos Aires Ministro Pistarini
29h 32m
2 stops
BOS7:37 amBoston Logan Intl
$817
Find similar

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

Fly from

Fly to

Route

Depart

Return

Price

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/23

3:49 pm-10:08 pm

1 stop29h 19m

Buenos Aires Ministro Pistarini

Wed 11/5

5:16 am-10:03 pm

1 stop18h 47m

$793

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Thu 10/23

9:00 am-5:40 am

1 stop19h 40m

Buenos Aires Jorge Newbery

Wed 11/5

7:00 am-6:35 am

1 stop25h 35m

$795

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Thu 11/13

7:55 am-6:40 am

2 stops20h 45m

Buenos Aires Jorge Newbery

Mon 11/17

7:00 am-6:35 am

1 stop25h 35m

$797

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/23

6:16 am-6:10 am

3 stops22h 54m

Buenos Aires Ministro Pistarini

Tue 10/28

4:55 pm-2:50 pm

2 stops22h 55m

$797

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 11/20

7:10 am-2:50 am

2 stops41h 40m

Buenos Aires Ministro Pistarini

Sat 11/22

2:30 am-11:02 pm

2 stops22h 32m

$799

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Wed 10/8

9:59 am-9:40 am

2 stops22h 41m

Buenos Aires Jorge Newbery

Tue 10/14

10:55 pm-7:35 am

1 stop33h 40m

$811

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Sun 3/15

3:40 pm-3:10 pm

2 stops22h 30m

Buenos Aires Ministro Pistarini

Sun 3/22

4:45 pm-7:12 pm

2 stops27h 27m

$856

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Mon 3/16

6:40 pm-3:10 pm

3 stops43h 30m

Buenos Aires Ministro Pistarini

Wed 3/25

4:45 pm-7:12 pm

2 stops27h 27m

$862

HartfordBuenos Aires

BDL - EZE

BDLEZE

Hartford Bradley Intl

Wed 11/26

12:10 pm-7:20 am

1 stop17h 10m

Buenos Aires Ministro Pistarini

Sun 12/14

11:55 pm-3:56 pm

1 stop18h 01m

$1,015

HartfordBuenos Aires

BDL - EZE

BDLEZE

Hartford Bradley Intl

Sat 11/8

5:00 pm-9:00 am

1 stop14h 00m

Buenos Aires Ministro Pistarini

Mon 11/17

8:55 pm-6:01 pm

1 stop23h 06m

$1,090

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 Massachusetts 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 Massachusetts is in October. Flight prices, which tend to average around $1,094, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Buenos Aires from Massachusetts during November instead. Flights to Buenos Aires in November, while not as cheap as those in October, still average around $1,123.

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 Massachusetts is on a Monday. momondo users have found tickets for Monday departures for as low as $1,088. 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 $1,303.

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 Massachusetts to Buenos Aires during this time can be as low as $1,079. Try not to purchase tickets at noon because they tend to be around $1,280. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Buenos Aires from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Massachusetts for as low as $963 on momondo.

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

You could potentially save up to 31% on your flight if you consider stops on a Massachusetts to Buenos Aires flight.

Cheap Massachusetts to Buenos Aires flight deals and tips

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

Direct flights

None
There are no direct flights from Massachusetts to Buenos Aires. There are no popular flight routes from Massachusetts to Buenos Aires.
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Buenos Aires?

    Prices for flights from Massachusetts to Buenos Aires are updated daily.

  • How many operators does momondo search for flights from Massachusetts to Buenos Aires?

  • How old do you have to be to fly from Massachusetts to Buenos Aires?

    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 Massachusetts to Buenos Aires.

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

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Massachusetts to Buenos Aires

Compare and see reviews for airlines that fly from Massachusetts to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $517Free CancellationRating
7.5
1,849 reviews
Search LATAM Airlines flights
AviancaPriceFrom $700Free CancellationRating
6.7
2,436 reviews
Search Avianca flights
Copa AirlinesPriceFrom $786Free CancellationRating
7.6
1,533 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,012Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $1,040Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $1,090Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Massachusetts to Buenos Aires for you.

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from Massachusetts with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Buenos Aires.

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

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from Massachusetts and alert you 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