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Porto Alegre

$286+ Cheap flights from New Hampshire to Porto Alegre (POA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — POA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from New Hampshire to Porto Alegre

Keep the following information in mind while searching for New Hampshire to Porto Alegre flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$536
(LATAM Airlines)

One-way from

$318
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$678
Provider with most accurate pricing for Boston Logan Intl-Porto Alegre Salgado Filho flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Porto Alegre Salgado Filho flights.
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From New Hampshire to Porto Alegre Salgado Filho
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One-way flight from New Hampshire to Porto Alegre Salgado Filho
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Highest demand for flights based on searches. 8% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from New Hampshire to Porto Alegre

Cheapest flights from New Hampshire to Porto Alegre
Explore the most affordable flight options available from New Hampshire to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This LATAM Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:55 amBOS - POA
1 stop22h 30mLATAM Airlines
Sat 9/2710:05 amPOA - BOS
2 stops22h 30mLATAM Airlines
Deal found 3/31$519
This KAYAK deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:41 amBOS - POA
1 stop14h 39mCopa Airlines
Tue 9/301:27 amPOA - BOS
1 stop18h 55mCopa Airlines
Deal found 3/30$559
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:00 amBOS - POA
2 stops31h 55mMultiple Airlines
Tue 5/610:15 amPOA - BOS
3 stops36h 35mMultiple Airlines
Deal found 3/30$616
This KAYAK deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/141:08 pmBOS - POA
2 stops26h 17mGOL
Wed 7/161:30 pmPOA - BOS
2 stops18h 45mGOL
Deal found 3/30$789
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:05 pmBOS - POA
2 stops24h 45mDelta
Mon 7/147:20 amPOA - BOS
2 stops33h 59mDelta
Deal found 3/30$790
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:49 pmBOS - POA
2 stops19h 41mAmerican Airlines
Wed 10/17:35 pmPOA - BOS
3 stops18h 30mAmerican Airlines
Deal found 3/30$1,937

Cheapflights Fare Finder

Customize your flight search to find flights from New Hampshire to Porto Alegre 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, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from New Hampshire to Porto Alegre that are best for you.

Fly from

New Hampshire

Fly to

Porto Alegre

Route

Depart

Return

Price

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Thu 9/18

9:55 am-9:25 am

1 stop22h 30m

Porto Alegre Salgado Filho

Sat 9/27

10:05 am-7:35 am

2 stops22h 30m

$519

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Mon 9/1

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

Tue 9/30

1:27 am-7:22 pm

1 stop18h 55m

$559

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Tue 4/29

9:00 am-5:55 pm

2 stops31h 55m

Porto Alegre Salgado Filho

Tue 5/6

10:15 am-9:50 pm

3 stops36h 35m

$616

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 6/14

1:08 pm-4:25 pm

2 stops26h 17m

Porto Alegre Salgado Filho

Wed 7/16

1:30 pm-7:15 am

2 stops18h 45m

$789

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 6/14

6:05 pm-7:50 pm

2 stops24h 45m

Porto Alegre Salgado Filho

Mon 7/14

7:20 am-4:19 pm

2 stops33h 59m

$790

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Mon 9/1

4:49 pm-1:30 pm

2 stops19h 41m

Porto Alegre Salgado Filho

Wed 10/1

7:35 pm-1:05 pm

3 stops18h 30m

$1,937

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Wed 9/3

6:10 am-8:45 am

3 stops25h 35m

$286

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Wed 9/3

6:00 am-6:25 am

2 stops23h 25m

$308

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sun 5/4

9:55 am-9:25 am

2 stops46h 30m

$330

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Wed 9/3

8:41 am-12:20 am

1 stop14h 39m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Best time to book a flight from New Hampshire to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from New Hampshire with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Porto Alegre

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto Alegre. Reviews last updated March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
GOL
7.3
Good
1,053 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
TAP AIR PORTUGAL
7.1
Good
1,831 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto Alegre from New Hampshire?

    Most people fly into Porto Alegre Salgado Filho (POA) if they book a flight to Porto Alegre from New Hampshire. Salgado Filho is conveniently located just 4.0 mi from Porto Alegre’s city center.

  • What are the cheapest airlines to fly from New Hampshire to Porto Alegre one-way?

    For one-way options, check prices for LATAM Airlines. According to our data, you can fly for as low as $330. Users have also found prices from $373 and $796 on Delta and TAP AIR PORTUGAL, respectively.

  • Can I find deals for flights from New Hampshire to Porto Alegre that include hotel bookings?

    Yes. In addition to deals on New Hampshire to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Hampshire to Porto Alegre?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Porto Alegre.

  • Can I find deals for business class flights from New Hampshire to Porto Alegre?

    Yes. Cheapflights offers flight deals from New Hampshire to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for New Hampshire to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
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