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$238+ Cheap flights from Boston (BOS) to Brazil

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GRU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Boston to Brazil

Keep the following information in mind while searching for Boston to Brazil flight deals. Data was last updated September 17, 2025.

Round-trip from

$488
(Copa Airlines)

One-way from

$238
(Avianca)

Popular in

December

Cheapest in

October

Average price

$577

Good round-trip deal

$830 or less

Good one-way deal

$449 or less
From Boston Logan Intl to Brazil
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One-way flight from Boston Logan Intl to Brazil
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Highest demand for flights based on searches. 10% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Brazil.
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Price to beat on a one-way flight from Boston Logan Intl to Brazil.
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Find flight deals from Boston to Brazil

Cheapest flights from Boston to Brazil
Explore the most affordable flight options available from Boston to Brazil. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/228:41 amBOS - CNF
1 stop13h 39mCopa Airlines
Tue 11/41:20 amCNF - BOS
1 stop22h 43mCopa Airlines
Deal found 9/17$488
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/163:49 pmBOS - CNF
1 stop31h 31mCopa Airlines
Sat 10/251:30 amCNF - BOS
1 stop22h 32mCopa Airlines
Deal found 9/16$504
This Flightnetwork deal was found by Cheapflights users on 9/15. 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.
Mon 9/229:55 amBOS - GRU
Nonstop9h 40mLATAM Airlines
Wed 10/810:45 pmGRU - BOS
Nonstop9h 50mLATAM Airlines
Deal found 9/15$507
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 10/138:41 amBOS - GRU
1 stop18h 09mCopa Airlines
Sun 10/193:10 amGRU - BOS
1 stop20h 43mCopa Airlines
Deal found 9/15$508
This FlightHub deal was found by Cheapflights users on 9/16. 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.
Thu 9/189:00 amBOS - GRU
1 stop16h 10mAvianca
Tue 9/301:45 amGRU - BOS
1 stop30h 30mAvianca
Deal found 9/16$509
This Delta deal was found by Cheapflights users on 9/15. 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 10/239:55 amBOS - GRU
Nonstop9h 40mDelta
Tue 10/289:15 pmGRU - BOS
1 stop16h 20mDelta
Deal found 9/15$510
This Flightnetwork deal was found by Cheapflights users on 9/16. 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.
Fri 10/104:50 pmBOS - GRU
2 stops32h 20mAvianca
Mon 10/207:20 amGRU - BOS
1 stop24h 55mAvianca
Deal found 9/16$511
This Flighttix deal was found by Cheapflights users on 9/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:50 pmBOS - GRU
2 stops30h 50mAvianca
Wed 10/84:50 pmGRU - BOS
1 stop15h 25mAvianca
Deal found 9/15$512
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/218:41 amBOS - CNF
1 stop14h 39mCopa Airlines
Thu 10/301:30 amCNF - BOS
1 stop22h 32mCopa Airlines
Deal found 9/15$512
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:40 pmBOS - GRU
2 stops17h 50mUnited Airlines
Wed 10/89:30 pmGRU - BOS
2 stops19h 52mUnited Airlines
Deal found 9/15$513
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/271:01 pmBOS - CNF
2 stops20h 29mAmerican Airlines
Sun 11/98:40 pmCNF - BOS
2 stops21h 10mAmerican Airlines
Deal found 9/15$513
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/134:50 pmBOS - GRU
2 stops30h 50mAvianca
Mon 10/204:50 pmGRU - BOS
1 stop15h 25mAvianca
Deal found 9/15$514

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Brazil 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 September 17, 2025.
Use the filters below to find and compare flights from Boston to Brazil that are best for you.

Fly from

Boston

Fly to

Brazil

Route

Depart

Return

Price

BostonBelo Horizonte

BOS - CNF

BOSCNF

Boston Logan Intl

Wed 10/22

8:41 am-11:20 pm

1 stop13h 39m

Belo Horizonte Tancredo Neves Intl

Mon 11/3

1:20 am-10:03 pm

1 stop22h 43m

$488

BostonBelo Horizonte

BOS - CNF

BOSCNF

Boston Logan Intl

Tue 10/14

8:41 am-11:20 pm

1 stop13h 39m

Belo Horizonte Tancredo Neves Intl

Mon 10/20

12:20 am-10:53 pm

1 stop23h 33m

$488

BostonBelo Horizonte

BOS - CNF

BOSCNF

Boston Logan Intl

Wed 10/22

8:41 am-11:20 pm

1 stop13h 39m

Belo Horizonte Tancredo Neves Intl

Tue 11/4

1:20 am-10:03 pm

1 stop22h 43m

$488

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 3/5

7:55 am-1:35 am

1 stop15h 40m

Sao Paulo Guarulhos Intl

Sun 3/15

2:40 am-7:35 am

1 stop29h 55m

$512

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 11/5

8:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Sun 11/9

10:40 pm-6:35 am

Nonstop9h 55m

$515

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 11/10

8:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Tue 11/18

10:40 pm-6:35 am

Nonstop9h 55m

$515

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 3/16

8:44 am-12:15 am

1 stop14h 31m

Sao Paulo Guarulhos Intl

Tue 3/24

5:25 am-11:10 pm

1 stop18h 45m

$518

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 10/29

9:05 am-5:40 am

1 stop19h 35m

Sao Paulo Guarulhos Intl

Tue 11/4

10:40 pm-6:35 am

Nonstop9h 55m

$520

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 10/22

1:15 pm-8:50 am

1 stop18h 35m

Sao Paulo Guarulhos Intl

Thu 10/30

10:40 pm-7:35 am

Nonstop9h 55m

$520

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 11/13

7:34 am-12:15 am

1 stop14h 41m

Sao Paulo Guarulhos Intl

Sat 12/13

1:30 am-1:24 pm

1 stop13h 54m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Boston to Brazil

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

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

Currently, September is the cheapest month in which you can book a flight from Boston to Brazil (average of $680). Flying from Boston to Brazil in December is currently the most expensive (average of $1,209). 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 BOS to BR?

Find hourly flight availability from Boston to Brazil. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Boston to Brazil, 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 Brazil

Get insights into the airlines that provide service to Brazil. 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 Brazil. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and LATAM Airlines from Boston to Brazil by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
7.6
Good
1,533 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,849 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,106 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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 Boston to Brazil. 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 from for flights from Boston to Brazil?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Brazil. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Boston to Brazil?

    There are many flights that can get you from Boston to Brazil in 10h. Fly via Copa Airlines, GOL, or Delta to get the fastest option. Airlines will cover a distance of 4805 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 Boston to Brazil one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $238. However, be on the lookout for offers from GOL and Copa Airlines, as they are both options that can get you from Boston to Brazil for a low price.

  • What are the most popular routes from Boston to Brazil?

    While some choose either Boston Logan Intl - Sao Paulo Viracopos or Boston Logan Intl - Belo Horizonte Tancredo Neves Intl, Boston Logan Intl - Sao Paulo Guarulhos Intl is the most popular route from Boston to Brazil.

  • What are the most reliable airlines from Boston to Brazil?

    No one likes to see their flight delayed. When booking a flight from Boston to Brazil consider choosing LATAM Airlines Brasil (66%), LATAM Airlines (66%) or Delta (66%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Brazil?

    Looking for the cheapest flight from Boston to Brazil? While on average our users pay $1,767, our data indicates the cheapest price to be $278. The most popular route (Boston Logan Intl - Sao Paulo Guarulhos Intl), is priced around $482.

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

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

  • How can I find direct flights from Boston to Brazil?

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

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

    Yes. Cheapflights offers flight deals from Boston to Brazil 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 Boston to Brazil?

    Currently, September is the cheapest month in which you can book a flight from Boston to Brazil (average of $680). Flying from Boston to Brazil in December is currently the most expensive (average of $1,209). 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

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Alternative routes for Boston to Brazil

See prices for flight routes from nearby airports that may be better suited for you.
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Hartford to Rio de Janeiro–Galeão Intl flights
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Albany to Jose Maria Cordova Intl flights

Top 9 airlines flying from Boston to Brazil

Discover the top 9 airlines that operate flights from Boston to Brazil. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$291Average$810FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$313Average$587FlexibilityNo cancel feeOn-time71%
GOLCheapest$340Average$995FlexibilityNo cancel feeOn-time74%
Copa AirlinesCheapest$370Average$705FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$402Average$825FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$479Average$841FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$527Average$873FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$590Average$734FlexibilityNo cancel feeOn-time67%
AzulCheapest$737Average$1,251FlexibilityNo cancel feeOn-time82%

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