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$274+ 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GRU
dic. 18 — dic. 251
jue. 12/18
jue. 12/25
1 adult, Economy
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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 noviembre 18, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/285:40 amBOS - GRU
1 stop22h 00mDelta
jue. 12/410:40 pmGRU - BOS
Nonstop9h 55mDelta
Deal found 11/17$520
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/281:32 pmBOS - GRU
1 stop17h 58mUnited Airlines
vie. 12/510:15 pmGRU - BOS
1 stop16h 07mUnited Airlines
Deal found 11/17$521
This LATAM Airlines deal was found by Cheapflights users on 11/15. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/41:40 pmBOS - GRU
2 stops28h 20mLATAM Airlines
dom. 12/710:40 pmGRU - BOS
Nonstop9h 55mLATAM Airlines
Deal found 11/15$525
This United Airlines deal was found by Cheapflights users on 11/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/278:15 amBOS - GRU
2 stops21h 00mUnited Airlines
vie. 12/1210:15 pmGRU - BOS
1 stop21h 28mUnited Airlines
Deal found 11/18$535
This Justfly.com deal was found by Cheapflights users on 11/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/259:15 amBOS - GRU
1 stop18h 25mLATAM Airlines
mié. 12/1011:45 pmGRU - BOS
1 stop14h 45mLATAM Airlines
Deal found 11/18$540
This American Airlines deal was found by Cheapflights users on 11/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/275:32 amBOS - GRU
1 stop24h 38mAmerican Airlines
mié. 12/312:15 amGRU - BOS
1 stop19h 06mAmerican Airlines
Deal found 11/18$541
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2410:00 amBOS - CNF
3 stops27h 05mUnited Airlines
jue. 12/46:50 pmCNF - BOS
2 stops19h 53mUnited Airlines
Deal found 11/17$543
This Orbitz deal was found by Cheapflights users on 11/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/265:09 pmBOS - GRU
1 stop14h 26mLATAM Airlines
jue. 12/1111:45 pmGRU - BOS
1 stop20h 29mLATAM Airlines
Deal found 11/18$550
This United Airlines deal was found by Cheapflights users on 11/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/212:21 pmBOS - GRU
1 stop17h 59mUnited Airlines
vie. 12/59:45 pmGRU - BOS
1 stop21h 30mUnited Airlines
Deal found 11/18$563
This United Airlines deal was found by Cheapflights users on 11/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/184:24 pmBOS - GRU
2 stops15h 56mUnited Airlines
lun. 11/2410:25 pmGRU - BOS
2 stops15h 58mUnited Airlines
Deal found 11/16$568
This United Airlines deal was found by Cheapflights users on 11/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/204:15 pmBOS - GRU
1 stop37h 00mUnited Airlines
dom. 11/2310:25 pmGRU - BOS
1 stop22h 23mUnited Airlines
Deal found 11/16$571
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/183:37 pmBOS - CNF
2 stops21h 03mUnited Airlines
mar. 11/255:25 pmCNF - BOS
2 stops24h 45mUnited Airlines
Deal found 11/17$576

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 noviembre 18, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$520
(Delta)

One-way from

$274
(Priceline)

Popular in

December

Cheapest in

September

Average price

$599

Good round-trip deal

$587 or less

Good one-way deal

$365 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. 9% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 noviembre 18, 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

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

vie. 11/28

5:40 am-5:40 am

1 stop22h 00m

Sao Paulo Guarulhos Intl

jue. 12/4

10:40 pm-6:35 am

Nonstop9h 55m

$520

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

mié. 4/1

7:15 am-9:30 am

1 stop25h 15m

Sao Paulo Guarulhos Intl

dom. 5/10

9:50 pm-11:20 pm

1 stop26h 30m

$521

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

lun. 3/23

9:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

lun. 3/30

8:30 pm-3:18 pm

1 stop19h 48m

$526

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

lun. 3/23

9:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

mié. 4/1

8:30 pm-11:21 am

1 stop15h 51m

$526

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

dom. 2/8

7:05 am-9:30 am

1 stop24h 25m

Sao Paulo Guarulhos Intl

dom. 2/15

10:25 pm-7:08 pm

1 stop22h 43m

$530

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

sáb. 12/13

6:00 am-7:15 am

1 stop23h 15m

Sao Paulo Guarulhos Intl

sáb. 1/3

9:45 pm-5:17 pm

1 stop21h 32m

$530

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

jue. 3/5

10:03 am-9:55 am

1 stop21h 52m

Sao Paulo Guarulhos Intl

vie. 3/20

10:40 am-10:02 am

1 stop24h 22m

$530

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

lun. 12/15

10:40 am-7:15 am

1 stop18h 35m

Sao Paulo Guarulhos Intl

dom. 1/4

9:45 pm-2:20 pm

2 stops18h 35m

$530

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

jue. 12/11

10:40 am-7:15 am

1 stop18h 35m

Sao Paulo Guarulhos Intl

mié. 12/31

9:30 pm-9:19 am

1 stop13h 49m

$530

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

jue. 3/5

6:55 am-5:40 am

1 stop20h 45m

Sao Paulo Guarulhos Intl

dom. 3/8

9:15 pm-11:21 am

1 stop15h 06m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

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, December is the cheapest month in which you can book a flight from Boston to Brazil (average of $160). Flying from Boston to Brazil in July is currently the most expensive (average of $523). 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 noviembre 18, 2025.

It’s optimal to fly from Boston to Brazil in the evening. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Boston to Brazil?

Use this chart to determine the cheapest time to fly round-trip from Boston to Brazil. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Brazil flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 18, 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
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.6
Good
1,566 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,876 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
GOL
7.3
Good
1,129 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 15h 11m. Fly via Delta, United Airlines, or Copa Airlines to get the fastest option. Airlines will cover a distance of 4281 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 $276. However, be on the lookout for offers from United Airlines 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 - Rio de Janeiro–Galeão Intl or Boston Logan Intl - Sao Paulo Viracopos, 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 (50%), LATAM Airlines (50%) or Delta (50%) 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 $1,695, our data indicates the cheapest price to be $270. The most popular route (Boston Logan Intl - Sao Paulo Guarulhos Intl), is priced around $516.

  • 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, December is the cheapest month in which you can book a flight from Boston to Brazil (average of $160). Flying from Boston to Brazil in July is currently the most expensive (average of $523). 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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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 noviembre 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$314Average$584FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$783FlexibilityNo cancel feeOn-time69%
GOLCheapest$340Average$807FlexibilityNo cancel feeOn-time74%
Copa AirlinesCheapest$413Average$713FlexibilityNo cancel feeOn-time70%
DeltaCheapest$450Average$854FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$479Average$844FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$501Average$847FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$590Average$728FlexibilityNo cancel feeOn-time67%
AzulCheapest$619Average$1,249FlexibilityNo cancel feeOn-time82%

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