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Cheap flights from Boston to Buenos Aires from $280

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 4/17. 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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Find the cheapest flights from Boston to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:35 am - 2:25 pm
BOS
-
EZE
26h 50m2 stops
Air Canada Logo
4:35 pm - 9:52 am
EZE
-
BOS
18h 17m2 stops
$863Air Canada
Wed, Apr 1 - Thu, Apr 9
LATAM Airlines Logo
9:55 am - 3:05 am
BOS
-
EZE
16h 10m1 stop
LATAM Airlines Logo
12:00 pm - 1:34 pm
EZE
-
BOS
26h 34m2 stops
$864LATAM Airlines
Mon, Mar 9 - Fri, Mar 13
Multiple Airlines Logo
5:23 pm - 7:15 pm
BOS
-
EZE
23h 52m1 stop
Multiple Airlines Logo
2:45 am - 6:00 pm
EZE
-
BOS
17h 15m1 stop
$865Multiple Airlines
Fri, Jan 23 - Sat, Feb 7
Arajet Logo
11:15 am - 4:35 am
BOS
-
EZE
15h 20m1 stop
Arajet Logo
2:45 am - 6:00 pm
EZE
-
BOS
17h 15m1 stop
$866Arajet
Fri, Feb 6 - Sat, Feb 14
Multiple Airlines Logo
7:00 am - 6:20 am
BOS
-
EZE
22h 20m3 stops
Multiple Airlines Logo
12:00 pm - 4:55 pm
EZE
-
BOS
29h 55m3 stops
$868Multiple Airlines
Thu, Mar 19 - Mon, Mar 23
Air Canada Logo
6:40 pm - 3:10 pm
BOS
-
EZE
43h 30m3 stops
Air Canada Logo
4:35 pm - 9:52 am
EZE
-
BOS
18h 17m2 stops
$869Air Canada
Wed, Mar 18 - Thu, Apr 9
Air Canada Logo
1:00 pm - 2:25 pm
BOS
-
EZE
24h 25m1 stop
Air Canada Logo
4:35 pm - 9:52 am
EZE
-
BOS
18h 17m2 stops
$871Air Canada
Wed, Apr 1 - Thu, Apr 9
Multiple Airlines Logo
5:25 pm - 10:58 pm
BOS
-
EZE
28h 33m2 stops
Multiple Airlines Logo
7:00 am - 4:55 pm
EZE
-
BOS
34h 55m3 stops
$873Multiple Airlines
Tue, Mar 10 - Tue, Mar 24
Air Canada Logo
6:40 pm - 3:10 pm
BOS
-
EZE
43h 30m2 stops
Air Canada Logo
4:35 pm - 2:52 pm
EZE
-
BOS
23h 17m2 stops
$874Air Canada
Wed, Mar 18 - Thu, Apr 9
Air Canada Logo
6:40 pm - 3:10 pm
BOS
-
EZE
43h 30m3 stops
Air Canada Logo
4:35 pm - 5:57 pm
EZE
-
BOS
26h 22m3 stops
$876Air Canada
Wed, Mar 18 - Thu, Apr 9

Air Canada flights from Boston to Buenos Aires Ministro Pistarini Airport

Our best Air Canada deals on Boston to Buenos Aires Ministro Pistarini Airport flight tickets
Air Canada
Apr 1
BOS10:35 amBoston Logan Intl
26h 50m
2 stops
EZE2:25 pmBuenos Aires Ministro Pistarini
Apr 9
EZE4:35 pmBuenos Aires Ministro Pistarini
18h 17m
2 stops
BOS9:52 amBoston Logan Intl
$863
Find similar
Air Canada
May 8
BOS6:00 amBoston Logan Intl
31h 30m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
May 20
EZE4:35 pmBuenos Aires Ministro Pistarini
22h 56m
2 stops
BOS2:31 pmBoston Logan Intl
$868
Find similar
Air Canada
Mar 18
BOS6:40 pmBoston Logan Intl
43h 30m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Apr 9
EZE4:35 pmBuenos Aires Ministro Pistarini
23h 17m
2 stops
BOS2:52 pmBoston Logan Intl
$869
Find similar

LATAM Airlines flights from Boston to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Boston to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Dec 12
BOS8:55 amBoston Logan Intl
14h 10m
1 stop
EZE1:05 amBuenos Aires Ministro Pistarini
Dec 18
EZE7:43 pmBuenos Aires Ministro Pistarini
20h 46m
2 stops
BOS2:29 pmBoston Logan Intl
$872
Find similar
LATAM Airlines
Dec 11
BOS8:55 amBoston Logan Intl
16h 10m
1 stop
EZE3:05 amBuenos Aires Ministro Pistarini
Dec 15
EZE7:43 pmBuenos Aires Ministro Pistarini
20h 44m
2 stops
BOS2:27 pmBoston Logan Intl
$901
Find similar
LATAM Airlines
Dec 11
BOS7:05 amBoston Logan Intl
33h 38m
2 stops
EZE6:43 pmBuenos Aires Ministro Pistarini
Dec 14
EZE4:05 amBuenos Aires Ministro Pistarini
21h 20m
2 stops
BOS11:25 pmBoston Logan Intl
$906
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Buenos Aires Ministro Pistarini Airport 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 December 9, 2025.
Use the filters below to find and compare flights from Boston to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 4/1

10:35 am-2:25 pm

2 stops26h 50m

Buenos Aires Ministro Pistarini

Thu 4/9

4:35 pm-9:52 am

2 stops18h 17m

$863

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Mon 3/9

9:55 am-3:05 am

1 stop16h 10m

Buenos Aires Ministro Pistarini

Fri 3/13

12:00 pm-1:34 pm

2 stops26h 34m

$864

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 1/23

5:23 pm-7:15 pm

1 stop23h 52m

Buenos Aires Ministro Pistarini

Sat 2/7

2:45 am-6:00 pm

1 stop17h 15m

$865

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 2/6

11:15 am-4:35 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Sat 2/14

2:45 am-6:00 pm

1 stop17h 15m

$866

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 3/19

7:00 am-6:20 am

3 stops22h 20m

Buenos Aires Ministro Pistarini

Mon 3/23

12:00 pm-4:55 pm

3 stops29h 55m

$868

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 3/18

6:40 pm-3:10 pm

3 stops43h 30m

Buenos Aires Ministro Pistarini

Thu 4/9

4:35 pm-9:52 am

2 stops18h 17m

$869

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 4/1

1:00 pm-2:25 pm

1 stop24h 25m

Buenos Aires Ministro Pistarini

Thu 4/9

4:35 pm-9:52 am

2 stops18h 17m

$871

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Tue 3/10

5:25 pm-10:58 pm

2 stops28h 33m

Buenos Aires Ministro Pistarini

Tue 3/24

7:00 am-4:55 pm

3 stops34h 55m

$873

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 3/18

6:40 pm-3:10 pm

2 stops43h 30m

Buenos Aires Ministro Pistarini

Thu 4/9

4:35 pm-2:52 pm

2 stops23h 17m

$874

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 3/18

6:40 pm-3:10 pm

3 stops43h 30m

Buenos Aires Ministro Pistarini

Thu 4/9

4:35 pm-5:57 pm

3 stops26h 22m

$876

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to Buenos Aires Ministro Pistarini Airport

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 Ministro Pistarini Airport?

If you aren’t able to travel during the month of September, then book flights to Buenos Aires Ministro Pistarini Airport from Boston during October instead. Flights to Buenos Aires Ministro Pistarini Airport in October, while not as cheap as those in September, still average around $1,110.

What is the cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

Our data shows that Tuesday is the least expensive day to fly to Buenos Aires Ministro Pistarini Airport. Tickets to fly out on this day can be as low as $1,113. 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 Ministro Pistarini Airport on Friday is $1,328.

What is the cheapest time of day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

According to our data, the cheapest time of day to fly to Buenos Aires Ministro Pistarini Airport is in the morning. momondo users have found flights departing from Boston to Buenos Aires Ministro Pistarini Airport in the morning for as low as $1,118. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,370 on average. Flights to Buenos Aires Ministro Pistarini Airport from Boston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,223 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires Ministro Pistarini Airport from Boston for as low as $1,038 on momondo.

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

You could potentially save up to 4% on your flight if you consider stops on a Boston to Buenos Aires Ministro Pistarini Airport flight.

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

As of December 2025, prices for Boston to Buenos Aires Ministro Pistarini Airport flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Buenos Aires Ministro Pistarini Airport

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

Cheap Boston to Buenos Aires Ministro Pistarini Airport (BOS to EZE) flight deals and tips

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

Fastest flight time

14h 08m

Direct flights

None
The fastest flight from Boston to Buenos Aires Ministro Pistarini Airport takes 14h 08m
There are no direct flights from Boston to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Boston to Buenos Aires Ministro Pistarini Airport.
Search flight deals

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

    A flight from Boston Logan Intl to Buenos Aires Ministro Pistarini will travel around 5387.6 mi. In terms of flight time, this usually takes a little over 14h 05m.

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

    Prices for flights from Boston Logan Intl Airport to Buenos Aires Ministro Pistarini Airport were last updated today.

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

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

    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 Ministro Pistarini Airport.

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

    The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Boston to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Boston to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $612Free CancellationRating
7.5
1,889 reviews
Search LATAM Airlines flights
AviancaPriceFrom $700Free CancellationRating
6.6
2,478 reviews
Search Avianca flights
Copa AirlinesPriceFrom $796Free CancellationRating
7.6
1,555 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $861Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
DeltaPriceFrom $908Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $1,011Free CancellationRating
7.2
11,046 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?

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 Boston and alert you when they change.

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