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Porto Alegre

$377+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — POA
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
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 agosto 20, 2025.

Round-trip from

$615
(Copa Airlines)

One-way from

$377
(GOL)

Popular in

August

Cheapest in

June

Average price

$1,033
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. 11% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 20, 2025.

This Copa Airlines deal was found by Cheapflights users on 8/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:41 amBOS - POA
1 stop14h 39mCopa Airlines
mié. 10/291:30 amPOA - BOS
1 stop22h 32mCopa Airlines
Deal found 8/18$615
This Copa Airlines deal was found by Cheapflights users on 8/20. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/188:41 amBOS - POA
1 stop14h 39mCopa Airlines
sáb. 9/271:25 amPOA - BOS
1 stop18h 57mCopa Airlines
Deal found 8/20$635
This Booking.com deal was found by Cheapflights users on 8/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/189:00 amBOS - POA
2 stops31h 50mMultiple Airlines
dom. 9/286:00 amPOA - BOS
2 stops50h 15mMultiple Airlines
Deal found 8/20$683
This Flightnetwork deal was found by Cheapflights users on 8/18. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/29:00 amBOS - POA
2 stops24h 25mAvianca
jue. 10/98:10 pmPOA - BOS
2 stops36h 05mAvianca
Deal found 8/18$712
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1710:20 amBOS - POA
2 stops27h 25mAir Canada
mié. 9/245:10 pmPOA - BOS
2 stops17h 20mAir Canada
Deal found 8/18$751
This KAYAK deal was found by Cheapflights users on 8/19. 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.
mié. 10/154:30 pmBOS - POA
2 stops18h 00mGOL
jue. 10/3010:35 amPOA - BOS
2 stops46h 00mGOL
Deal found 8/19$888
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/189:00 amBOS - POA
2 stops31h 50mGOL
sáb. 9/275:20 amPOA - BOS
2 stops20h 39mGOL
Deal found 8/18$958
This KAYAK deal was found by Cheapflights users on 8/18. 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.
jue. 9/189:55 amBOS - POA
1 stop22h 25mLATAM Airlines
sáb. 9/278:55 pmPOA - BOS
2 stops27h 31mLATAM Airlines
Deal found 8/18$959
This Delta deal was found by Cheapflights users on 8/18. 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.
mié. 10/156:50 amBOS - POA
2 stops22h 35mDelta
jue. 10/306:20 pmPOA - BOS
1 stop14h 15mDelta
Deal found 8/18$966
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/229:40 amMHT - POA
2 stops31h 40mUnited Airlines
dom. 10/263:10 pmPOA - MHT
2 stops23h 37mUnited Airlines
Deal found 8/19$1,341

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 agosto 20, 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

mié. 9/17

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

mar. 9/23

1:25 am-7:22 pm

1 stop18h 57m

$615

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

mié. 10/15

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

mié. 10/29

1:30 am-11:02 pm

1 stop22h 32m

$615

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

jue. 10/2

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

mié. 10/8

1:25 am-10:53 pm

1 stop22h 28m

$635

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

jue. 9/18

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

sáb. 9/27

1:25 am-7:22 pm

1 stop18h 57m

$635

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

jue. 9/18

9:00 am-5:50 pm

2 stops31h 50m

Porto Alegre Salgado Filho

dom. 9/28

6:00 am-7:15 am

2 stops50h 15m

$683

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

jue. 10/2

9:00 am-10:25 am

2 stops24h 25m

Porto Alegre Salgado Filho

jue. 10/9

8:10 pm-7:15 am

2 stops36h 05m

$712

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

mié. 9/17

10:20 am-2:45 pm

2 stops27h 25m

Porto Alegre Salgado Filho

mié. 9/24

5:10 pm-9:30 am

2 stops17h 20m

$751

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

mié. 10/15

4:30 pm-11:30 am

2 stops18h 00m

Porto Alegre Salgado Filho

jue. 10/30

10:35 am-7:35 am

2 stops46h 00m

$888

ManchesterPorto Alegre

MHT - POA

MHTPOA

Manchester

mié. 10/22

9:40 am-6:20 pm

2 stops31h 40m

Porto Alegre Salgado Filho

dom. 10/26

3:10 pm-1:47 pm

2 stops23h 37m

$1,341

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

sáb. 10/11

9:00 am-10:25 am

2 stops24h 25m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 19 results
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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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from New Hampshire to Porto Alegre?

    Departing from New Hampshire to Porto Alegre will take you 14h 39m. The distance from New Hampshire to Porto Alegre is about 5153 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for GOL. According to our data, you can fly for as low as $377. Users have also found prices from $494 and $494 on LATAM Airlines and American Airlines, 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

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