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Cheap flights from New Hampshire to Buenos Aires from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Buenos Aires departing on 6/26. 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 New Hampshire to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:15 pm - 3:23 am
BOS
-
EZE
14h 08m
1 stop
Multiple Airlines Logo
9:15 pm - 10:09 am
EZE
-
BOS
37h 54m
2 stops
$626Multiple Airlines
Fri, Sep 25 - Mon, Oct 12
Multiple Airlines Logo
12:15 pm - 3:23 am
BOS
-
EZE
14h 08m
1 stop
Multiple Airlines Logo
1:10 pm - 1:27 am
EZE
-
BOS
37h 17m
2 stops
$807Multiple Airlines
Fri, Jun 12 - Fri, Jun 26
Arajet Logo
12:15 pm - 3:23 am
BOS
-
EZE
14h 08m
1 stop
Arajet Logo
9:15 pm - 8:50 pm
EZE
-
BOS
24h 35m
1 stop
$818Arajet
Fri, Aug 21 - Sat, Sep 5
Arajet Logo
10:20 pm - 3:23 am
BOS
-
EZE
28h 03m
1 stop
Arajet Logo
9:15 pm - 8:50 pm
EZE
-
BOS
24h 35m
1 stop
$847Arajet
Thu, Oct 22 - Sat, Oct 31
Delta Logo
9:05 am - 12:00 pm
BOS
-
AEP
25h 55m
2 stops
Delta Logo
3:45 pm - 7:15 pm
AEP
-
BOS
28h 30m
2 stops
$907Delta
Tue, Aug 11 - Sat, Aug 22
LATAM Airlines Logo
4:27 pm - 9:30 pm
BOS
-
AEP
28h 03m
2 stops
LATAM Airlines Logo
3:45 pm - 11:36 pm
AEP
-
BOS
32h 51m
2 stops
$918LATAM Airlines
Mon, Aug 10 - Sat, Aug 22
Delta Logo
9:05 am - 7:40 am
BOS
-
AEP
21h 35m
2 stops
Delta Logo
3:45 pm - 7:15 pm
AEP
-
BOS
28h 30m
2 stops
$995Delta
Sun, Aug 9 - Sat, Aug 22
LATAM Airlines Logo
1:29 pm - 7:40 am
BOS
-
AEP
41h 11m
2 stops
LATAM Airlines Logo
5:00 pm - 11:31 pm
AEP
-
BOS
31h 31m
2 stops
$998LATAM Airlines
Thu, May 28 - Mon, Jun 1
United Airlines Logo
7:38 pm - 8:00 am
MHT
-
EZE
35h 22m
2 stops
United Airlines Logo
9:00 pm - 11:56 pm
EZE
-
MHT
27h 56m
2 stops
$1,281United Airlines
Wed, Oct 14 - Mon, Oct 19
United Airlines Logo
9:25 am - 8:00 am
MHT
-
EZE
21h 35m
2 stops
United Airlines Logo
9:00 pm - 2:08 pm
EZE
-
MHT
18h 08m
2 stops
$1,301United Airlines
Tue, Aug 11 - Tue, Aug 25

Copa Airlines flights from New Hampshire to Buenos Aires

Our best Copa Airlines deals on New Hampshire to Buenos Aires flight tickets
Copa Airlines
Aug 17
BOS8:45 amBoston Logan Intl
18h 35m
1 stop
EZE4:20 amBuenos Aires Ministro Pistarini
Aug 25
EZE12:10 amBuenos Aires Ministro Pistarini
24h 00m
1 stop
BOS11:10 pmBoston Logan Intl
$876
Copa Airlines
Sep 25
BOS8:47 amBoston Logan Intl
18h 33m
1 stop
EZE4:20 amBuenos Aires Ministro Pistarini
Oct 19
EZE2:17 amBuenos Aires Ministro Pistarini
21h 45m
1 stop
BOS11:02 pmBoston Logan Intl
$881
Copa Airlines
Aug 12
BOS8:45 amBoston Logan Intl
18h 35m
1 stop
EZE4:20 amBuenos Aires Ministro Pistarini
Aug 25
EZE2:49 pmBuenos Aires Ministro Pistarini
24h 45m
1 stop
BOS2:34 pmBoston Logan Intl
$899

United Airlines flights from New Hampshire to Buenos Aires

Our best United Airlines deals on New Hampshire to Buenos Aires flight tickets
United Airlines
Aug 14
BOS11:00 amBoston Logan Intl
20h 00m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Aug 27
EZE9:00 pmBuenos Aires Ministro Pistarini
18h 22m
2 stops
BOS2:22 pmBoston Logan Intl
$911
United Airlines
Aug 10
BOS5:35 pmBoston Logan Intl
37h 25m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Aug 28
EZE9:00 pmBuenos Aires Ministro Pistarini
18h 43m
1 stop
BOS2:43 pmBoston Logan Intl
$919
United Airlines
Aug 10
BOS5:35 pmBoston Logan Intl
37h 25m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Aug 28
EZE9:00 pmBuenos Aires Ministro Pistarini
23h 28m
2 stops
BOS7:28 pmBoston Logan Intl
$923

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire to Buenos Aires 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 May 14, 2026.
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

Cheapest round-trip

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 9/25

12:15 pm-3:23 am

1 stop14h 08m

Buenos Aires Ministro Pistarini

Mon 10/12

9:15 pm-10:09 am

2 stops37h 54m

$626

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 6/12

12:15 pm-3:23 am

1 stop14h 08m

Buenos Aires Ministro Pistarini

Fri 6/26

1:10 pm-1:27 am

2 stops37h 17m

$807
Quickest round-trip

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Fri 8/21

12:15 pm-3:23 am

1 stop14h 08m

Buenos Aires Ministro Pistarini

Sat 9/5

9:15 pm-8:50 pm

1 stop24h 35m

$818

BostonBuenos Aires

BOS - EZE

BOSEZE

Boston Logan Intl

Thu 10/22

10:20 pm-3:23 am

1 stop28h 03m

Buenos Aires Ministro Pistarini

Sat 10/31

9:15 pm-8:50 pm

1 stop24h 35m

$847

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Tue 8/11

9:05 am-12:00 pm

2 stops25h 55m

Buenos Aires Jorge Newbery

Sat 8/22

3:45 pm-7:15 pm

2 stops28h 30m

$907

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Mon 8/10

4:27 pm-9:30 pm

2 stops28h 03m

Buenos Aires Jorge Newbery

Sat 8/22

3:45 pm-11:36 pm

2 stops32h 51m

$918

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Sun 8/9

9:05 am-7:40 am

2 stops21h 35m

Buenos Aires Jorge Newbery

Sat 8/22

3:45 pm-7:15 pm

2 stops28h 30m

$995

BostonBuenos Aires

BOS - AEP

BOSAEP

Boston Logan Intl

Thu 5/28

1:29 pm-7:40 am

2 stops41h 11m

Buenos Aires Jorge Newbery

Mon 6/1

5:00 pm-11:31 pm

2 stops31h 31m

$998

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Wed 10/14

7:38 pm-8:00 am

2 stops35h 22m

Buenos Aires Ministro Pistarini

Mon 10/19

9:00 pm-11:56 pm

2 stops27h 56m

$1,281

ManchesterBuenos Aires

MHT - EZE

MHTEZE

Manchester

Tue 8/11

9:25 am-8:00 am

2 stops21h 35m

Buenos Aires Ministro Pistarini

Tue 8/25

9:00 pm-2:08 pm

2 stops18h 08m

$1,301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

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

How far in advance should I book a flight from New Hampshire 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 $1,238 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 $880 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 08m

Direct flights

None
The fastest flight from New Hampshire to Buenos Aires takes 14h 08m
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

Frequently asked questions about flying 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?

  • 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.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport