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$528+ Cheap flights from Porto Alegre (POA) to Boston (BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
POA — BOS
Apr 13 — Apr 201
Sun 4/13
Sun 4/20
1 adult, Economy
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Cheapflights Tip: The best prices from Porto Alegre Salgado Filho to Boston Logan Intl are usually found in August or May, booked 58 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Porto Alegre to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$528
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$811
Provider with most accurate pricing for Porto Alegre Salgado Filho-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Porto Alegre Salgado Filho-Boston Logan Intl flights.
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From Porto Alegre Salgado Filho to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Porto Alegre to Boston

Cheapest flights from Porto Alegre to Boston
Explore the most affordable flight options available from Porto Alegre to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 8, 2025.

This United Airlines deal was found by Cheapflights users on 4/7. 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.
Wed 9/241:55 pmPOA - BOS
2 stops34h 59mUnited Airlines
Wed 10/89:31 pmBOS - POA
2 stops42h 19mUnited Airlines
Deal found 4/7$528
This Copa Airlines deal was found by Cheapflights users on 4/7. 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.
Mon 10/131:27 amPOA - BOS
1 stop18h 55mCopa Airlines
Fri 10/318:37 amBOS - POA
1 stop14h 55mCopa Airlines
Deal found 4/7$581
This Mytrip deal was found by Cheapflights users on 4/7. 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.
Mon 9/1510:25 amPOA - BOS
2 stops21h 50mMultiple Airlines
Tue 9/309:00 amBOS - POA
2 stops27h 20mMultiple Airlines
Deal found 4/7$639
This SmartFares deal was found by Cheapflights users on 4/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:20 amPOA - BOS
2 stops44h 55mAvianca
Tue 9/309:00 amBOS - POA
2 stops24h 35mAvianca
Deal found 4/7$871
This Air Canada deal was found by Cheapflights users on 4/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/131:50 pmPOA - BOS
2 stops20h 45mAir Canada
Tue 10/286:00 amBOS - POA
2 stops33h 50mAir Canada
Deal found 4/7$939
This Gurufare deal was found by Cheapflights users on 4/7. 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.
Fri 9/1911:20 amPOA - BOS
2 stops20h 55mGOL
Sat 10/119:00 amBOS - POA
2 stops23h 45mGOL
Deal found 4/7$976
This Delta deal was found by Cheapflights users on 4/7. 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.
Wed 9/102:35 pmPOA - BOS
1 stop18h 00mDelta
Tue 9/236:45 pmBOS - POA
2 stops34h 40mDelta
Deal found 4/7$979
This LATAM Airlines deal was found by Cheapflights users on 4/7. 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.
Tue 9/24:40 amPOA - BOS
2 stops19h 47mLATAM Airlines
Thu 9/259:55 amBOS - POA
1 stop13h 30mLATAM Airlines
Deal found 4/7$1,005
This American Airlines deal was found by Cheapflights users on 4/7. 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 12/17:35 pmPOA - BOS
2 stops18h 13mAmerican Airlines
Mon 12/154:36 pmBOS - POA
2 stops18h 54mAmerican Airlines
Deal found 4/7$1,098
This MaxMilhas deal was found by Cheapflights users on 4/6. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1812:50 amPOA - BOS
2 stops23h 58mAzul
Sat 8/1611:05 amBOS - POA
2 stops21h 40mAzul
Deal found 4/6$1,554
This Lufthansa deal was found by Cheapflights users on 4/7. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:05 amPOA - BOS
2 stops35h 05mLufthansa
Wed 9/2410:00 pmBOS - POA
2 stops34h 25mLufthansa
Deal found 4/7$14,826

Cheapflights Fare Finder

Customize your flight search to find flights from Porto Alegre to Boston 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 April 8, 2025.
Use the filters below to find and compare flights from Porto Alegre to Boston that are best for you.

Fly from

Porto Alegre

Fly to

Boston

Route

Depart

Return

Price

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 9/24

1:55 pm-11:54 pm

2 stops34h 59m

Boston Logan Intl

Wed 10/8

9:31 pm-4:50 pm

2 stops42h 19m

$528

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 9/17

1:27 am-2:12 pm

1 stop13h 45m

Boston Logan Intl

Tue 9/30

8:41 am-12:20 am

1 stop14h 39m

$583

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Mon 9/15

10:25 am-7:15 am

2 stops21h 50m

Boston Logan Intl

Tue 9/30

9:00 am-1:20 pm

2 stops27h 20m

$639

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Thu 9/18

11:20 am-7:15 am

2 stops44h 55m

Boston Logan Intl

Tue 9/30

9:00 am-10:35 am

2 stops24h 35m

$871

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Fri 9/19

11:20 am-7:15 am

2 stops20h 55m

Boston Logan Intl

Sat 10/11

9:00 am-9:45 am

2 stops23h 45m

$976

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 9/10

2:35 pm-7:35 am

1 stop18h 00m

Boston Logan Intl

Wed 9/24

9:15 am-6:25 am

2 stops20h 10m

$979

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Tue 9/2

4:40 am-11:27 pm

2 stops19h 47m

Boston Logan Intl

Thu 9/25

9:55 am-12:25 am

1 stop13h 30m

$1,005

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Sat 9/20

1:35 pm-9:35 am

2 stops21h 00m

Boston Logan Intl

Sun 10/12

6:40 pm-1:20 pm

2 stops17h 40m

$1,114

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Fri 7/18

12:50 am-11:48 pm

2 stops23h 58m

Boston Logan Intl

Sat 8/16

11:05 am-9:45 am

2 stops21h 40m

$1,554

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Mon 9/15

7:35 pm-1:05 pm

3 stops18h 30m

Boston Logan Intl

Tue 9/30

3:01 pm-10:35 am

2 stops18h 34m

$2,149

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

Showing 1-10 of 11 results
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2

Compare providers for flights from Porto Alegre to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto Alegre to Boston in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto Alegre-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto Alegre-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto Alegre-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto Alegre-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto Alegre-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto Alegre to Boston

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

How far ahead should I book a flight from Porto Alegre to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Porto Alegre to Boston. Price data was last updated on April 4, 2025.

To ensure you get the cheapest price possible for a flight from Porto Alegre to Boston, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Porto Alegre to Boston?

Currently, January is the cheapest month in which you can book a flight from Porto Alegre to Boston (average of $218). Flying from Porto Alegre to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Porto Alegre to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 8, 2025.

It’s typically best to fly out from Porto Alegre to Boston in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated April 8, 2025.
Read reviews from past customers who have flown Azul, Delta and Copa Airlines from Porto Alegre to Boston. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Azul
8.0
Very good
773 reviews
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Delta
8.0
Very good
7,901 reviews
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Copa Airlines
7.6
Good
1,406 reviews
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
LATAM Airlines
7.5
Good
1,756 reviews
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
United Airlines
7.4
Good
8,629 reviews
Azul
8.0
Very good
773 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Related info for your journey

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

  • What are the cheapest airlines flying from Porto Alegre to Boston round-trip?

    According to our current data, United Airlines ($528), Copa Airlines ($583), and Avianca ($871) offers the cheapest pricing from Porto Alegre to Boston. United Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Porto Alegre to Boston?

    Currently, January is the cheapest month in which you can book a flight from Porto Alegre to Boston (average of $218). Flying from Porto Alegre to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto Alegre?

Book flights to Porto Alegre if you plan to visit one of these locations
Marlborough
Warwick
Waltham
Cambridge
Framingham
Chestnut Hill
Seekonk
Randolph
Brockton
Lowell
West Yarmouth
Woburn
Somerville
Saco
Seabrook
Burlington
Smithfield
Salem
Chelsea
Brookline

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Top 2 airlines flying from Porto Alegre to Boston

Discover the top 2 airlines that operate flights from Porto Alegre to Boston. 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 April 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$624Average$855FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$746Average$835FlexibilityNo cancel feeOn-time70%

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