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$332+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GRU
Aug 2 — Aug 91
Sun 8/2
Sun 8/9
1 adult, Economy
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Cheap 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 July 3, 2026.

This Justfly.com deal was found by Cheapflights users on 7/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:25 pm
BOS
-
GRU
2 stops29h 15m
Avianca
Tue 12/85:25 pm
GRU
-
BOS
2 stops22h 25m
Avianca
Deal found 7/2$535
This Avianca deal was found by Cheapflights users on 7/2. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:55 am
BOS
-
GRU
1 stop30h 20m
Avianca
Mon 12/77:35 am
GRU
-
BOS
1 stop25h 00m
Avianca
Deal found 7/2$536
This oojo deal was found by Cheapflights users on 7/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:50 pm
BOS
-
GRU
2 stops28h 40m
Avianca
Sun 8/235:15 pm
GRU
-
BOS
2 stops22h 35m
Avianca
Deal found 7/3$537
This Orbitz deal was found by Cheapflights users on 6/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:55 am
BOS
-
GRU
Nonstop9h 45m
LATAM Airlines
Mon 10/1210:00 am
GRU
-
BOS
2 stops39h 58m
LATAM Airlines
Deal found 6/30$538
This oojo deal was found by Cheapflights users on 6/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:50 pm
BOS
-
GRU
2 stops28h 40m
Avianca
Thu 8/275:15 pm
GRU
-
BOS
2 stops22h 35m
Avianca
Deal found 6/30$539
This FlightHub deal was found by Cheapflights users on 7/1. 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.
Tue 8/118:45 am
BOS
-
GRU
1 stop15h 25m
Avianca
Fri 8/287:35 am
GRU
-
BOS
1 stop24h 15m
Avianca
Deal found 7/1$541
This FlightHub deal was found by Cheapflights users on 7/2. 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.
Wed 10/144:50 pm
BOS
-
GRU
2 stops22h 15m
Avianca
Wed 10/285:25 pm
GRU
-
BOS
2 stops46h 25m
Avianca
Deal found 7/2$542
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:45 am
BOS
-
GRU
1 stop30h 20m
Avianca
Sat 8/297:35 am
GRU
-
BOS
2 stops32h 15m
Avianca
Deal found 6/30$543
This oojo deal was found by Cheapflights users on 6/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:20 pm
BOS
-
GRU
2 stops34h 55m
LATAM Airlines
Thu 8/2710:00 am
GRU
-
BOS
1 stop14h 36m
LATAM Airlines
Deal found 6/30$545
This oojo deal was found by Cheapflights users on 7/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:50 pm
BOS
-
GRU
2 stops31h 20m
Avianca
Wed 9/165:15 pm
GRU
-
BOS
2 stops46h 35m
Avianca
Deal found 7/2$546
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:25 pm
BOS
-
GRU
2 stops32h 10m
Avianca
Tue 1/195:25 pm
GRU
-
BOS
2 stops22h 25m
Avianca
Deal found 7/1$547
This Expedia deal was found by Cheapflights users on 7/3. 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.
Mon 8/174:50 pm
BOS
-
GRU
2 stops28h 40m
Avianca
Mon 8/247:35 am
GRU
-
BOS
1 stop24h 35m
Avianca
Deal found 7/3$548

Find flight deals from Boston to Brazil

Keep the following information in mind while searching for Boston to Brazil flight deals. Data was last updated July 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$535
(Justfly.com)

One-way from

$332
(FlightHub)

Popular in

December

Cheapest in

November

Average price

$961

Good round-trip deal

$703 or less

Good one-way deal

$490 or less
Provider with most accurate pricing for Boston Logan Intl-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Sao Paulo (SAO) flights.
Search Deals
From Boston Logan Intl to Brazil
Search Deals
One-way flight from Boston Logan Intl to Brazil
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Brazil.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Brazil.
Search Deals

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 July 3, 2026.
Use the filters below to find and compare flights from Boston to Brazil that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 9/11

6:50 pm-9:35 am

1 stop13h 45m

Sao Paulo Guarulhos Intl

Mon 9/14

9:30 pm-10:18 am

1 stop13h 48m

$593

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 8/28

5:45 am-9:35 am

2 stops26h 50m

Sao Paulo Guarulhos Intl

Fri 9/18

9:50 pm-8:17 am

2 stops35h 27m

$597

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 8/13

7:30 am-9:30 am

2 stops25h 00m

Sao Paulo Guarulhos Intl

Thu 8/20

10:20 pm-11:59 pm

2 stops26h 39m

$597

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Tue 7/7

6:05 am-9:30 am

2 stops26h 25m

Sao Paulo Guarulhos Intl

Tue 8/4

10:20 pm-11:59 pm

2 stops26h 39m

$626

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 8/28

8:45 am-12:30 am

1 stop14h 45m

Sao Paulo Guarulhos Intl

Fri 9/18

1:30 am-11:02 pm

1 stop22h 32m

$649

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 7/6

7:27 pm-9:30 am

1 stop13h 03m

Sao Paulo Guarulhos Intl

Mon 8/3

9:30 pm-10:20 am

1 stop13h 50m

$678

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 9/11

10:00 am-7:15 am

1 stop20h 15m

Sao Paulo Guarulhos Intl

Wed 9/16

10:45 pm-7:35 am

Nonstop9h 50m

$680
Quickest round-trip

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 9/9

2:00 pm-7:15 am

1 stop16h 15m

Sao Paulo Guarulhos Intl

Wed 9/16

10:45 pm-7:35 am

Nonstop9h 50m

$680

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 9/24

3:55 pm-8:50 pm

1 stop27h 55m

Sao Paulo Guarulhos Intl

Wed 10/7

2:00 am-11:02 pm

1 stop22h 02m

$684

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 9/11

9:55 am-8:40 pm

Nonstop9h 45m

Sao Paulo Guarulhos Intl

Thu 9/17

8:30 pm-2:42 pm

1 stop19h 12m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $706). Flying from Boston to Brazil in December is currently the most expensive (average of $1,342). 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 July 3, 2026.

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.

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

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Brazil. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 July 3, 2026.
Get a feel of what it's like to fly with Delta,Copa Airlines, andLATAM 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
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Delta
7.8
Good
8,453 reviews
Delta
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Copa Airlines
7.6
Good
1,567 reviews
Delta
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
LATAM Airlines
7.4
Good
1,946 reviews
Delta
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
GOL
7.3
Good
1,252 reviews
Delta
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
American Airlines
7.1
Good
11,764 reviews
Delta
7.8
Good
8,453 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours

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 13h 45m. Fly via United 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 $183. However, be on the lookout for offers from Copa Airlines and American 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 - Rio de Janeiro–Galeão Intl or Boston Logan Intl - Rio de Janeiro Santos Dumont, 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 Delta (69%), LATAM Airlines Brasil (65%) or LATAM Airlines (65%) 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 $781, our data indicates the cheapest price to be $378. The most popular route (Boston Logan Intl - Sao Paulo Guarulhos Intl), is priced around $491.

  • 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 $706). Flying from Boston to Brazil in December is currently the most expensive (average of $1,342). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 July 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$266Average$790FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$289Average$738FlexibilityNo cancel feeOn-time70%
AviancaCheapest$304Average$535FlexibilityNo cancel feeOn-time71%
DeltaCheapest$344Average$1,004FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$474Average$996FlexibilityNo cancel feeOn-time81%
GOLCheapest$486Average$1,120FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$499Average$902FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$590Average$726FlexibilityNo cancel feeOn-time67%
AzulCheapest$619Average$1,277FlexibilityNo cancel feeOn-time82%

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