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

Avianca, GOL, and Arajet 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 November 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.

$258 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

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 5:00 pmBOS-AEP

23h 00m2 stops

5:00 pm - 11:29 pmAEP-BOS

31h 29m2 stops

$742LATAM Airlines

Find Deal

dom., abr. 5 - mié., abr. 8

8:50 pm - 8:55 pmBOS-EZE

46h 05m2 stops

9:55 pm - 6:35 amEZE-BOS

34h 40m1 stop

$750LATAM Airlines

Find Deal

lun., dic. 8 - sáb., dic. 13

5:45 am - 5:10 amBOS-EZE

21h 25m3 stops

2:40 am - 11:56 pmEZE-BOS

23h 16m3 stops

$751Multiple Airlines

Find Deal

mié., dic. 3 - mar., dic. 9

7:55 am - 5:50 amBOS-EZE

19h 55m1 stop

4:55 pm - 6:35 amEZE-BOS

15h 40m1 stop

$757Avianca

Find Deal

jue., dic. 11 - lun., dic. 15

4:25 pm - 3:50 pmBOS-EZE

22h 25m2 stops

4:55 pm - 7:35 amEZE-BOS

15h 40m1 stop

$759Avianca

Find Deal

lun., mar. 16 - mié., mar. 25

6:16 am - 5:10 amBOS-EZE

20h 54m3 stops

4:55 pm - 6:35 amEZE-BOS

15h 40m1 stop

$762Multiple Airlines

Find Deal

mié., nov. 19 - lun., dic. 1

7:34 am - 1:58 amBOS-EZE

16h 24m1 stop

5:16 am - 10:40 pmEZE-BOS

19h 24m1 stop

$800Copa Airlines

Find Deal

lun., dic. 1 - lun., dic. 8

12:35 pm - 10:15 amBOS-EZE

19h 40m1 stop

2:30 am - 6:35 amEZE-BOS

30h 05m1 stop

$802Delta

Find Deal

jue., ene. 8 - mar., feb. 10

9:55 am - 3:05 amBOS-EZE

16h 10m1 stop

8:55 pm - 12:48 pmEZE-BOS

16h 53m1 stop

$807Delta

Find Deal

mié., mar. 11 - mié., mar. 25

7:34 am - 4:16 amBOS-EZE

18h 42m1 stop

3:41 am - 10:40 pmEZE-BOS

20h 59m1 stop

$820Copa Airlines

Find Deal

jue., dic. 11 - dom., dic. 14

Avianca flights from New Hampshire to Buenos Aires

Our best Avianca deals on New Hampshire to Buenos Aires flight tickets

Avianca

Dec 11

BOS7:55 amBoston Logan Intl

19h 55m

1 stop

EZE5:50 amBuenos Aires Ministro Pistarini

Dec 15

EZE4:55 pmBuenos Aires Ministro Pistarini

15h 40m

1 stop

BOS6:35 amBoston Logan Intl

$757

Find similar

Avianca

Mar 16

BOS4:25 pmBoston Logan Intl

22h 25m

2 stops

EZE3:50 pmBuenos Aires Ministro Pistarini

Mar 25

EZE4:55 pmBuenos Aires Ministro Pistarini

15h 40m

1 stop

BOS7:35 amBoston Logan Intl

$759

Find similar

Avianca

Nov 27

BOS7:55 amBoston Logan Intl

19h 45m

1 stop

AEP5:40 amBuenos Aires Jorge Newbery

Dec 10

AEP7:00 amBuenos Aires Jorge Newbery

25h 35m

1 stop

BOS6:35 amBoston Logan Intl

$777

Find similar

Copa Airlines flights from New Hampshire to Buenos Aires

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

Copa Airlines

Dec 1

BOS7:34 amBoston Logan Intl

16h 24m

1 stop

EZE1:58 amBuenos Aires Ministro Pistarini

Dec 8

EZE5:16 amBuenos Aires Ministro Pistarini

19h 24m

1 stop

BOS10:40 pmBoston Logan Intl

$800

Find similar

Copa Airlines

Dec 11

BOS7:34 amBoston Logan Intl

18h 42m

1 stop

EZE4:16 amBuenos Aires Ministro Pistarini

Dec 14

EZE3:41 amBuenos Aires Ministro Pistarini

20h 59m

1 stop

BOS10:40 pmBoston Logan Intl

$820

Find similar

Copa Airlines

Nov 12

BOS7:34 amBoston Logan Intl

18h 36m

1 stop

EZE4:10 amBuenos Aires Ministro Pistarini

Dec 12

EZE2:15 amBuenos Aires Ministro Pistarini

22h 25m

1 stop

BOS10:40 pmBoston Logan Intl

$870

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

dom. 4/5

5:00 pm-5:00 pm

2 stops23h 00m

Buenos Aires Jorge Newbery

mié. 4/8

5:00 pm-11:29 pm

2 stops31h 29m

$742

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

lun. 12/8

8:50 pm-8:55 pm

2 stops46h 05m

Buenos Aires Ministro Pistarini

sáb. 12/13

9:55 pm-6:35 am

1 stop34h 40m

$750

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 12/3

5:45 am-5:10 am

3 stops21h 25m

Buenos Aires Ministro Pistarini

mar. 12/9

2:40 am-11:56 pm

3 stops23h 16m

$751

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 12/11

7:55 am-5:50 am

1 stop19h 55m

Buenos Aires Ministro Pistarini

lun. 12/15

4:55 pm-6:35 am

1 stop15h 40m

$757

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

lun. 3/16

4:25 pm-3:50 pm

2 stops22h 25m

Buenos Aires Ministro Pistarini

mié. 3/25

4:55 pm-7:35 am

1 stop15h 40m

$759

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 11/19

6:16 am-5:10 am

3 stops20h 54m

Buenos Aires Ministro Pistarini

lun. 12/1

4:55 pm-6:35 am

1 stop15h 40m

$762

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

lun. 12/1

7:34 am-1:58 am

1 stop16h 24m

Buenos Aires Ministro Pistarini

lun. 12/8

5:16 am-10:40 pm

1 stop19h 24m

$800

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 1/8

12:35 pm-10:15 am

1 stop19h 40m

Buenos Aires Ministro Pistarini

mar. 2/10

2:30 am-6:35 am

1 stop30h 05m

$802

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

mié. 3/11

9:55 am-3:05 am

1 stop16h 10m

Buenos Aires Ministro Pistarini

mié. 3/25

8:55 pm-12:48 pm

1 stop16h 53m

$807

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

jue. 12/11

7:34 am-4:16 am

1 stop18h 42m

Buenos Aires Ministro Pistarini

dom. 12/14

3:41 am-10:40 pm

1 stop20h 59m

$820

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 October instead. Flights to Buenos Aires in October, while not as cheap as those in September, still average around $1,095.

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 $1,247 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

Direct flights	None

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 November 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.