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Cheap flights from Boston to Buenos Aires from $226

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 10/25. 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 (BOS-EZE)

Cheap round-trip flights

LATAM Airlines Logo
9:55 am - 12:45 amBOS-EZE
13h 50m1 stop
LATAM Airlines Logo
6:13 pm - 4:01 pmEZE-BOS
22h 48m2 stops
$711LATAM Airlines
Find Deal
Sun, Oct 19 - Thu, Oct 23
LATAM Airlines Logo
4:26 pm - 11:45 amBOS-EZE
18h 19m2 stops
LATAM Airlines Logo
7:30 am - 1:13 amEZE-BOS
18h 43m2 stops
$715LATAM Airlines
Find Deal
Wed, Oct 8 - Tue, Oct 14
LATAM Airlines Logo
5:05 pm - 5:11 pmBOS-EZE
23h 06m2 stops
LATAM Airlines Logo
6:00 am - 7:35 amEZE-BOS
26h 35m1 stop
$730LATAM Airlines
Find Deal
Mon, Sep 29 - Sat, Oct 4
LATAM Airlines Logo
9:55 am - 2:35 amBOS-EZE
15h 40m1 stop
LATAM Airlines Logo
2:45 pm - 6:35 amEZE-BOS
17h 50m2 stops
$739LATAM Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 9
LATAM Airlines Logo
7:00 am - 2:35 amBOS-EZE
41h 35m3 stops
LATAM Airlines Logo
7:45 am - 10:24 amEZE-BOS
28h 39m2 stops
$740LATAM Airlines
Find Deal
Fri, Dec 12 - Thu, Dec 18
LATAM Airlines Logo
5:05 pm - 2:55 pmBOS-EZE
20h 50m2 stops
LATAM Airlines Logo
2:45 pm - 6:35 amEZE-BOS
17h 50m2 stops
$743LATAM Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 9
Logo
9:00 am - 2:30 pmBOS-EZE
28h 30m2 stops
Logo
4:45 pm - 2:55 pmEZE-BOS
23h 10m2 stops
$810
Find Deal
Tue, Oct 14 - Thu, Oct 23
Air Canada Logo
3:40 pm - 3:10 pmBOS-EZE
22h 30m2 stops
Air Canada Logo
4:45 pm - 7:12 pmEZE-BOS
28h 27m2 stops
$856Air Canada
Find Deal
Thu, Oct 30 - Sun, Nov 9
Air Canada Logo
5:30 am - 3:10 pmBOS-EZE
32h 40m2 stops
Air Canada Logo
4:45 pm - 9:32 amEZE-BOS
18h 47m2 stops
$861Air Canada
Find Deal
Sun, Oct 26 - Wed, Nov 5
Air Canada Logo
10:35 am - 3:10 pmBOS-EZE
27h 35m2 stops
Air Canada Logo
4:45 pm - 2:52 pmEZE-BOS
24h 07m3 stops
$867Air Canada
Find Deal
Tue, Oct 28 - Wed, Nov 5

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
Oct 19
BOS9:55 amBoston Logan Intl
13h 50m
1 stop
EZE12:45 amBuenos Aires Ministro Pistarini
Oct 23
EZE6:13 pmBuenos Aires Ministro Pistarini
22h 48m
2 stops
BOS4:01 pmBoston Logan Intl
$711
Find similar
LATAM Airlines
Oct 8
BOS4:26 pmBoston Logan Intl
18h 19m
2 stops
EZE11:45 amBuenos Aires Ministro Pistarini
Oct 14
EZE7:30 amBuenos Aires Ministro Pistarini
18h 43m
2 stops
BOS1:13 amBoston Logan Intl
$715
Find similar
LATAM Airlines
Sep 29
BOS5:05 pmBoston Logan Intl
23h 06m
2 stops
EZE5:11 pmBuenos Aires Ministro Pistarini
Oct 4
EZE6:00 amBuenos Aires Ministro Pistarini
26h 35m
1 stop
BOS7:35 amBoston Logan Intl
$730
Find similar

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
Oct 30
BOS3:40 pmBoston Logan Intl
22h 30m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Nov 9
EZE4:45 pmBuenos Aires Ministro Pistarini
28h 27m
2 stops
BOS7:12 pmBoston Logan Intl
$856
Find similar
Air Canada
Oct 26
BOS5:30 amBoston Logan Intl
32h 40m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Nov 5
EZE4:45 pmBuenos Aires Ministro Pistarini
18h 47m
2 stops
BOS9:32 amBoston Logan Intl
$861
Find similar
Air Canada
Oct 28
BOS10:35 amBoston Logan Intl
27h 35m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Nov 5
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 07m
3 stops
BOS2:52 pmBoston Logan Intl
$867
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 August 27, 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

Sun 10/19

9:55 am-12:45 am

1 stop13h 50m

Buenos Aires Ministro Pistarini

Thu 10/23

6:13 pm-4:01 pm

2 stops22h 48m

$711

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 10/8

4:26 pm-11:45 am

2 stops18h 19m

Buenos Aires Ministro Pistarini

Tue 10/14

7:30 am-1:13 am

2 stops18h 43m

$715

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Mon 9/29

5:05 pm-5:11 pm

2 stops23h 06m

Buenos Aires Ministro Pistarini

Sat 10/4

6:00 am-7:35 am

1 stop26h 35m

$730

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/30

9:55 am-2:35 am

1 stop15h 40m

Buenos Aires Ministro Pistarini

Sun 11/9

2:45 pm-6:35 am

2 stops17h 50m

$739

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 12/12

7:00 am-2:35 am

3 stops41h 35m

Buenos Aires Ministro Pistarini

Thu 12/18

7:45 am-10:24 am

2 stops28h 39m

$740

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/30

5:05 pm-2:55 pm

2 stops20h 50m

Buenos Aires Ministro Pistarini

Sun 11/9

2:45 pm-6:35 am

2 stops17h 50m

$743

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Tue 10/14

9:00 am-2:30 pm

2 stops28h 30m

Buenos Aires Ministro Pistarini

Thu 10/23

4:45 pm-2:55 pm

2 stops23h 10m

$810

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/30

3:40 pm-3:10 pm

2 stops22h 30m

Buenos Aires Ministro Pistarini

Sun 11/9

4:45 pm-7:12 pm

2 stops28h 27m

$856

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Sun 10/26

5:30 am-3:10 pm

2 stops32h 40m

Buenos Aires Ministro Pistarini

Wed 11/5

4:45 pm-9:32 am

2 stops18h 47m

$861

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Tue 10/28

10:35 am-3:10 pm

2 stops27h 35m

Buenos Aires Ministro Pistarini

Wed 11/5

4:45 pm-2:52 pm

3 stops24h 07m

$867

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 typical price of a round-trip flight between Boston and Buenos Aires Ministro Pistarini Airport?

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 November instead. Flights to Buenos Aires Ministro Pistarini Airport in November, while not as cheap as those in September, still average around $1,130.

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 $1,250 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 $963 on momondo.

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

As of August 2025, prices for Boston to Buenos Aires Ministro Pistarini Airport flights are approximately 10% 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

Direct flights

None
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.
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  • 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 13h 50m.

  • 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 $528Free CancellationRating
7.5
1,841 reviews
Search LATAM Airlines flights
AviancaPriceFrom $603Free CancellationRating
6.7
2,419 reviews
Search Avianca flights
Copa AirlinesPriceFrom $649Free CancellationRating
7.5
1,515 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,003Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $1,040Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $1,090Free CancellationRating
7.4
8,945 reviews
Search United 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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