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Porto Alegre

$319+ Cheap flights from Massachusetts 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — POA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Massachusetts to Porto Alegre

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

Round-trip from

$620
(Delta)

One-way from

$319
(oojo)

Popular in

August

Cheapest in

June

Average price

$878
From Massachusetts to Porto Alegre Salgado Filho
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One-way flight from Massachusetts to Porto Alegre Salgado Filho
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Highest demand for flights based on searches. 11% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Massachusetts to Porto Alegre

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

This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:55 amBOS - POA
1 stop13h 30mDelta
Sat 9/275:45 pmPOA - BOS
1 stop14h 50mDelta
Deal found 7/31$620
This LATAM Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 9/129:59 amBOS - POA
2 stops19h 26mLATAM Airlines
Fri 9/194:40 amPOA - BOS
2 stops19h 46mLATAM Airlines
Deal found 7/28$625
This Copa Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 9/188:41 amBOS - POA
1 stop14h 39mCopa Airlines
Fri 9/261:27 amPOA - BOS
1 stop18h 55mCopa Airlines
Deal found 7/29$770
This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/31:00 pmBOS - POA
2 stops20h 25mGOL
Sat 8/3011:20 amPOA - BOS
2 stops27h 20mGOL
Deal found 7/29$1,156
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:15 amBOS - POA
2 stops29h 55mMultiple Airlines
Fri 8/291:20 amPOA - BOS
1 stop22h 11mMultiple Airlines
Deal found 7/29$1,227

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 July 31, 2025.
Use the filters below to find and compare flights from Massachusetts to Porto Alegre that are best for you.

Fly from

Massachusetts

Fly to

Porto Alegre

Route

Depart

Return

Price

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Thu 9/18

9:55 am-12:25 am

1 stop13h 30m

Porto Alegre Salgado Filho

Sat 9/27

5:45 pm-7:35 am

1 stop14h 50m

$620

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Fri 9/12

9:59 am-6:25 am

2 stops19h 26m

Porto Alegre Salgado Filho

Fri 9/19

4:40 am-11:26 pm

2 stops19h 46m

$625

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Thu 9/18

8:41 am-12:20 am

1 stop14h 39m

Porto Alegre Salgado Filho

Fri 9/26

1:27 am-7:22 pm

1 stop18h 55m

$770

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Fri 9/12

6:00 am-4:05 pm

2 stops33h 05m

Porto Alegre Salgado Filho

Fri 9/19

6:35 pm-9:55 am

3 stops40h 20m

$1,589

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 9/20

9:55 am-9:20 am

1 stop22h 25m

$319

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 9/20

10:10 am-6:25 am

2 stops19h 15m

$328

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 9/20

9:00 am-7:45 am

2 stops21h 45m

$342

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Tue 9/30

8:41 am-12:20 am

1 stop14h 39m

$480

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Thu 12/25

6:01 am-6:20 pm

2 stops34h 19m

$504

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Fri 12/26

6:23 pm-3:40 pm

2 stops19h 17m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 12 results
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Best time to book a flight from Massachusetts to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Massachusetts 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 Massachusetts to Porto Alegre

What is the cheapest time of day to fly from MA to POA?

Find hourly flight availability from Massachusetts to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Massachusetts to Porto Alegre, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 31, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and Copa Airlines from Massachusetts to Porto Alegre to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,822 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
GOL
7.3
Good
1,091 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Massachusetts 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 Massachusetts?

    Located just 4.0 mi from the city center, Porto Alegre Salgado Filho (POA) is the airport most travelers will use when flying to Porto Alegre from Massachusetts.

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

    To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at $319. Delta flights start at $328 while deals on Copa Airlines start at $480 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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 Massachusetts to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Massachusetts to Porto Alegre

Discover the top 5 airlines that operate flights from Massachusetts to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$291Average$598FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$450Average$645FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$501Average$646FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$510Average$684FlexibilityNo cancel feeOn-time71%
GOLCheapest$712Average$956FlexibilityNo cancel feeOn-time74%

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