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

LATAM Airlines, United Airlines, and GOL are the most popular carriers 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 August 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.

$298 Cheap Flights from New Hampshire to Buenos Aires in 2025

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from New Hampshire to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

5:05 pm - 2:00 pmBOS-AEP

19h 55m2 stops

10:35 am - 7:35 amAEP-BOS

22h 00m2 stops

$625LATAM Airlines

Find Deal

Thu, Sep 25 - Sat, Sep 27

9:55 am - 11:45 amBOS-EZE

24h 50m2 stops

7:30 am - 1:24 amEZE-BOS

18h 54m2 stops

$631LATAM Airlines

Find Deal

Mon, Sep 8 - Wed, Sep 10

9:00 am - 5:30 pmBOS-AEP

31h 30m2 stops

10:55 am - 7:15 amAEP-BOS

21h 20m2 stops

$712

Find Deal

Thu, Oct 2 - Wed, Oct 15

9:00 am - 5:20 pmBOS-AEP

31h 20m2 stops

3:30 am - 7:15 amAEP-BOS

28h 45m2 stops

$746

Find Deal

Thu, Sep 25 - Tue, Oct 7

3:40 pm - 3:10 pmBOS-EZE

22h 30m2 stops

4:45 pm - 9:32 amEZE-BOS

18h 47m2 stops

$896Air Canada

Find Deal

Thu, Oct 30 - Fri, Nov 7

5:30 am - 3:10 pmBOS-EZE

31h 40m2 stops

4:45 pm - 7:12 pmEZE-BOS

28h 27m2 stops

$901Air Canada

Find Deal

Thu, Nov 13 - Mon, Dec 1

9:30 am - 7:20 amMHT-EZE

19h 50m2 stops

10:05 pm - 6:49 pmEZE-MHT

22h 44m2 stops

$1,110United Airlines

Find Deal

Tue, Nov 18 - Thu, Dec 4

9:30 am - 7:20 amMHT-EZE

19h 50m2 stops

11:55 pm - 1:57 pmEZE-MHT

40h 02m2 stops

$1,128United Airlines

Find Deal

Tue, Nov 18 - Mon, Dec 1

12:09 pm - 10:50 amMHT-EZE

20h 41m2 stops

8:45 pm - 11:57 amEZE-MHT

17h 12m2 stops

$1,220American Airlines

Find Deal

Wed, Nov 19 - Tue, Dec 2

4:09 pm - 10:15 amMHT-EZE

16h 06m2 stops

9:40 pm - 11:54 amEZE-MHT

16h 14m2 stops

$1,260American Airlines

Find Deal

Wed, Nov 19 - Fri, Dec 5

LATAM Airlines flights from New Hampshire to Buenos Aires

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

LATAM Airlines

Sep 25

BOS5:05 pmBoston Logan Intl

19h 55m

2 stops

AEP2:00 pmBuenos Aires Jorge Newbery

Sep 27

AEP10:35 amBuenos Aires Jorge Newbery

22h 00m

2 stops

BOS7:35 amBoston Logan Intl

$625

Find similar

LATAM Airlines

Sep 8

BOS9:55 amBoston Logan Intl

24h 50m

2 stops

EZE11:45 amBuenos Aires Ministro Pistarini

Sep 10

EZE7:30 amBuenos Aires Ministro Pistarini

18h 54m

2 stops

BOS1:24 amBoston Logan Intl

$631

Find similar

LATAM Airlines

Aug 18

BOS1:25 pmBoston Logan Intl

21h 32m

2 stops

EZE11:57 amBuenos Aires Ministro Pistarini

Aug 20

EZE7:30 amBuenos Aires Ministro Pistarini

18h 50m

2 stops

BOS1:20 amBoston Logan Intl

$635

Find similar

Air Canada flights from New Hampshire to Buenos Aires

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

Air Canada

Oct 30

BOS3:40 pmBoston Logan Intl

22h 30m

2 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

Nov 7

EZE4:45 pmBuenos Aires Ministro Pistarini

18h 47m

2 stops

BOS9:32 amBoston Logan Intl

$896

Find similar

Air Canada

Nov 13

BOS5:30 amBoston Logan Intl

31h 40m

2 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

Dec 1

EZE4:45 pmBuenos Aires Ministro Pistarini

28h 27m

2 stops

BOS7:12 pmBoston Logan Intl

$901

Find similar

Air Canada

Nov 13

BOS5:30 amBoston Logan Intl

31h 40m

2 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

Dec 3

EZE4:45 pmBuenos Aires Ministro Pistarini

28h 27m

3 stops

BOS7:12 pmBoston Logan Intl

$907

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 - AEP

BOSAEP

Boston Logan Intl

Thu 9/25

5:05 pm-2:00 pm

2 stops19h 55m

Buenos Aires Jorge Newbery

Sat 9/27

10:35 am-7:35 am

2 stops22h 00m

$625

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Mon 9/8

9:55 am-11:45 am

2 stops24h 50m

Buenos Aires Ministro Pistarini

Wed 9/10

7:30 am-1:24 am

2 stops18h 54m

$631

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Thu 10/2

9:00 am-5:30 pm

2 stops31h 30m

Buenos Aires Jorge Newbery

Wed 10/15

10:55 am-7:15 am

2 stops21h 20m

$712

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Thu 9/25

9:00 am-5:20 pm

2 stops31h 20m

Buenos Aires Jorge Newbery

Tue 10/7

3:30 am-7:15 am

2 stops28h 45m

$746

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/30

3:40 pm-3:10 pm

2 stops22h 30m

Buenos Aires Ministro Pistarini

Fri 11/7

4:45 pm-9:32 am

2 stops18h 47m

$896

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 11/13

5:30 am-3:10 pm

2 stops31h 40m

Buenos Aires Ministro Pistarini

Mon 12/1

4:45 pm-7:12 pm

2 stops28h 27m

$901

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Tue 11/18

9:30 am-7:20 am

2 stops19h 50m

Buenos Aires Ministro Pistarini

Thu 12/4

10:05 pm-6:49 pm

2 stops22h 44m

$1,110

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Tue 11/18

9:30 am-7:20 am

2 stops19h 50m

Buenos Aires Ministro Pistarini

Mon 12/1

11:55 pm-1:57 pm

2 stops40h 02m

$1,128

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Wed 11/19

12:09 pm-10:50 am

2 stops20h 41m

Buenos Aires Ministro Pistarini

Tue 12/2

8:45 pm-11:57 am

2 stops17h 12m

$1,220

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Wed 11/19

4:09 pm-10:15 am

2 stops16h 06m

Buenos Aires Ministro Pistarini

Fri 12/5

9:40 pm-11:54 am

2 stops16h 14m

$1,260

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 October. Flight prices, which tend to average around $1,080, 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 New Hampshire during November instead. Flights to Buenos Aires in November, while not as cheap as those in October, still average around $1,113.

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 $1,233 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 $952 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

Best Price Found	$298
Fastest flight time	13h 50m
Direct flights	None
Airports in Buenos Aires	2 airports

The best one-way flight to Buenos Aires from New Hampshire in the past 72 hours is $298. The best round-trip flight deal from New Hampshire to Buenos Aires found on momondo in the last 72 hours is $625.

The fastest flight from New Hampshire to Buenos Aires takes 13h 50m

There are no direct flights from New Hampshire to Buenos Aires. Popular non-direct routes for this connection are Boston Logan Intl Airport - Buenos Aires Jorge Newbery Airport and Boston Logan Intl Airport - Buenos Aires Ministro Pistarini Airport.

There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)

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 August 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.