What is the cheapest airline that flies from New Hampshire to Buenos Aires?

Arajet is the most popular carrier operating from New Hampshire to Buenos Aires

When did momondo last update prices for flights from New Hampshire to Buenos Aires?

Prices for flights from New Hampshire to Buenos Aires are updated daily.

How many operators does momondo search for flights from New Hampshire to Buenos Aires?

There are 6 operators available for flights from New Hampshire to Buenos Aires as of December 2025.

How old do you have to be to fly from New Hampshire to Buenos Aires?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Hampshire to Buenos Aires.

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

The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$326 Cheap Flights from New Hampshire to Buenos Aires in 2025/26

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Find the cheapest flights from New Hampshire to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:15 am - 4:35 am

BOS

EZE

15h 20m1 stop

5:00 pm - 3:09 pm

EZE

BOS

23h 09m2 stops

$862Multiple Airlines

Fri, Jan 9 - Mon, Mar 16

3:35 pm - 2:30 pm

BOS

EZE

21h 55m2 stops

4:30 pm - 2:52 pm

EZE

BOS

23h 22m2 stops

$863Air Canada

Wed, Apr 1 - Thu, Apr 9

5:23 pm - 7:15 pm

BOS

EZE

23h 52m1 stop

2:45 am - 6:00 pm

EZE

BOS

17h 15m1 stop

$864Multiple Airlines

Sat, Jan 17 - Sat, Feb 7

5:23 pm - 11:35 am

BOS

EZE

16h 12m1 stop

12:54 pm - 7:35 am

EZE

BOS

19h 41m2 stops

$865Multiple Airlines

Thu, Jan 8 - Thu, Mar 19

5:23 pm - 7:15 pm

BOS

EZE

23h 52m1 stop

12:54 pm - 7:35 am

EZE

BOS

19h 41m2 stops

$867Multiple Airlines

Mon, Jan 12 - Thu, Mar 19

6:40 pm - 3:10 pm

BOS

EZE

19h 30m2 stops

4:30 pm - 9:27 pm

EZE

BOS

29h 57m2 stops

$868Air Canada

Fri, Mar 27 - Mon, Apr 20

7:55 am - 2:00 pm

BOS

AEP

28h 05m2 stops

9:50 am - 4:19 pm

AEP

BOS

32h 29m3 stops

$869Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

6:40 pm - 3:10 pm

BOS

EZE

43h 30m3 stops

4:30 pm - 2:52 pm

EZE

BOS

23h 22m2 stops

$869Air Canada

Wed, Mar 18 - Thu, Apr 9

5:23 pm - 3:40 am

BOS

AEP

32h 17m3 stops

2:30 pm - 10:03 pm

AEP

BOS

33h 33m2 stops

$870Multiple Airlines

Fri, Jan 23 - Sun, Feb 8

9:55 am - 12:00 pm

BOS

AEP

25h 05m1 stop

8:05 pm - 2:47 pm

AEP

BOS

19h 42m2 stops

$886LATAM Airlines

Sun, May 17 - Sat, May 23

Air Canada flights from New Hampshire to Buenos Aires

Our best Air Canada deals on New Hampshire to Buenos Aires flight tickets

Air Canada

Apr 1

BOS3:35 pmBoston Logan Intl

21h 55m

2 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

Apr 9

EZE4:30 pmBuenos Aires Ministro Pistarini

26h 27m

2 stops

BOS5:57 pmBoston Logan Intl

$863

Find similar

Air Canada

Mar 18

BOS6:40 pmBoston Logan Intl

43h 30m

3 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

Apr 9

EZE4:30 pmBuenos Aires Ministro Pistarini

18h 22m

2 stops

BOS9:52 amBoston Logan Intl

$869

Find similar

Air Canada

Apr 1

BOS10:45 amBoston Logan Intl

26h 45m

1 stop

EZE2:30 pmBuenos Aires Ministro Pistarini

Apr 9

EZE4:30 pmBuenos Aires Ministro Pistarini

26h 27m

2 stops

BOS5:57 pmBoston Logan Intl

$871

Find similar

LATAM Airlines flights from New Hampshire to Buenos Aires

Our best LATAM Airlines deals on New Hampshire to Buenos Aires flight tickets

LATAM Airlines

Mar 8

BOS3:15 pmBoston Logan Intl

18h 15m

2 stops

AEP10:30 amBuenos Aires Jorge Newbery

Mar 12

AEP6:20 pmBuenos Aires Jorge Newbery

14h 15m

1 stop

BOS7:35 amBoston Logan Intl

$881

Find similar

LATAM Airlines

Mar 16

BOS9:55 amBoston Logan Intl

16h 10m

1 stop

EZE3:05 amBuenos Aires Ministro Pistarini

Mar 20

EZE4:05 amBuenos Aires Ministro Pistarini

19h 56m

2 stops

BOS11:01 pmBoston Logan Intl

$886

Find similar

LATAM Airlines

Mar 8

BOS9:05 amBoston Logan Intl

24h 10m

1 stop

EZE10:15 amBuenos Aires Ministro Pistarini

Mar 12

EZE2:45 pmBuenos Aires Ministro Pistarini

21h 43m

2 stops

BOS11:28 amBoston Logan Intl

$909

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from New Hampshire to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 1/9

11:15 am-4:35 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Mon 3/16

5:00 pm-3:09 pm

2 stops23h 09m

$862

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Wed 4/1

3:35 pm-2:30 pm

2 stops21h 55m

Buenos Aires Ministro Pistarini

Thu 4/9

4:30 pm-2:52 pm

2 stops23h 22m

$863

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Sat 1/17

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

$864

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 1/8

5:23 pm-11:35 am

1 stop16h 12m

Buenos Aires Ministro Pistarini

Thu 3/19

12:54 pm-7:35 am

2 stops19h 41m

$865

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Mon 1/12

5:23 pm-7:15 pm

1 stop23h 52m

Buenos Aires Ministro Pistarini

Thu 3/19

12:54 pm-7:35 am

2 stops19h 41m

$867

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 3/27

6:40 pm-3:10 pm

2 stops19h 30m

Buenos Aires Ministro Pistarini

Mon 4/20

4:30 pm-9:27 pm

2 stops29h 57m

$868

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Tue 2/3

7:55 am-2:00 pm

2 stops28h 05m

Buenos Aires Jorge Newbery

Tue 2/10

9:50 am-4:19 pm

3 stops32h 29m

$869

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

4:30 pm-2:52 pm

2 stops23h 22m

$869

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Fri 1/23

5:23 pm-3:40 am

3 stops32h 17m

Buenos Aires Jorge Newbery

Sun 2/8

2:30 pm-10:03 pm

2 stops33h 33m

$870

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Sun 5/17

9:55 am-12:00 pm

1 stop25h 05m

Buenos Aires Jorge Newbery

Sat 5/23

8:05 pm-2:47 pm

2 stops19h 42m

$886

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New Hampshire 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

Prices

Airlines

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from New Hampshire is in September. Flight prices, which tend to average around $1,035, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from New Hampshire during November instead. Flights to Buenos Aires in November, while not as cheap as those in September, still average around $1,083.

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 New Hampshire 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 New Hampshire 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 New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,224 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from New Hampshire for as low as $1,038 on momondo.

Cheap New Hampshire to Buenos Aires flight deals and tips

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

Fastest flight time	14h 05m
Direct flights	None

The fastest flight from New Hampshire to Buenos Aires takes 14h 05m

There are no direct flights from New Hampshire to Buenos Aires. There are no popular flight routes from New Hampshire to Buenos Aires.

Search flight deals

When did momondo last update prices for flights from New Hampshire to Buenos Aires?
Prices for flights from New Hampshire to Buenos Aires are updated daily.
How many operators does momondo search for flights from New Hampshire to Buenos Aires?
There are 6 operators available for flights from New Hampshire to Buenos Aires as of December 2025.
How old do you have to be to fly from New Hampshire to Buenos Aires?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Hampshire to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New Hampshire to Buenos Aires. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential New Hampshire to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from New Hampshire to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.