Sao Paulo

$263+ Cheap flights from Boston (BOS) to Sao Paulo, Brazil (SAO)

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAO
Apr 27 — May 41
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Find cheap flights from Boston to Sao Paulo with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Sao Paulo are usually found in September or November, booked 54 days in advance, depart on a Sunday or Wednesday and return on a Monday

Cheap flight deals from Boston to Sao Paulo

Cheapest flights from Boston to Sao Paulo
Explore the most affordable flight options available from Boston to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.

This Gotogate deal was found by Cheapflights users on 3/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:45 am
BOS
-
GRU
1 stop30h 20m
Avianca
Tue 5/197:35 am
GRU
-
BOS
2 stops32h 15m
Avianca
Deal found 3/25$533
This oojo deal was found by Cheapflights users on 3/23. 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.
Tue 5/128:45 am
BOS
-
GRU
1 stop15h 25m
Avianca
Tue 5/197:35 am
GRU
-
BOS
2 stops32h 15m
Avianca
Deal found 3/23$535
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:45 am
BOS
-
GRU
1 stop15h 25m
Avianca
Sun 5/171:20 am
GRU
-
BOS
1 stop30h 50m
Avianca
Deal found 3/24$543
This FlightHub deal was found by Cheapflights users on 3/23. 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.
Sat 5/98:45 am
BOS
-
GRU
1 stop30h 20m
Avianca
Sat 5/165:15 pm
GRU
-
BOS
2 stops22h 35m
Avianca
Deal found 3/23$556
This Trip.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/308:45 am
BOS
-
GRU
1 stop15h 25m
Multiple Airlines
Mon 5/187:35 am
GRU
-
BOS
1 stop24h 35m
Multiple Airlines
Deal found 3/24$562
This Expedia deal was found by Cheapflights users on 3/24. 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 5/254:50 pm
BOS
-
GRU
2 stops28h 40m
Avianca
Thu 5/281:20 am
GRU
-
BOS
1 stop30h 30m
Avianca
Deal found 3/24$565
This Justfly.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/308:45 am
BOS
-
GRU
1 stop15h 25m
Avianca
Sun 6/72:20 am
GRU
-
BOS
1 stop29h 50m
Avianca
Deal found 3/24$566
This FlightHub deal was found by Cheapflights users on 3/25. 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.
Sun 5/104:50 pm
BOS
-
GRU
2 stops22h 15m
Avianca
Wed 5/207:35 am
GRU
-
BOS
1 stop24h 35m
Avianca
Deal found 3/25$573
This Avianca deal was found by Cheapflights users on 3/25. 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.
Thu 3/268:55 am
BOS
-
GRU
1 stop15h 40m
Avianca
Fri 4/35:15 pm
GRU
-
BOS
1 stop14h 35m
Avianca
Deal found 3/25$578
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:00 pm
BOS
-
VCP
1 stop25h 45m
Azul
Wed 5/2011:45 pm
VCP
-
BOS
1 stop22h 27m
Azul
Deal found 3/26$635
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 5/102:57 pm
BOS
-
VCP
2 stops17h 48m
American Airlines
Sun 5/177:25 pm
VCP
-
BOS
2 stops17h 26m
American Airlines
Deal found 3/27$654
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:56 pm
BOS
-
VCP
1 stop21h 49m
Azul
Mon 7/2710:45 pm
VCP
-
BOS
1 stop20h 16m
Azul
Deal found 3/27$658

Find flight deals from Boston to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Sao Paulo (SAO). 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$533
(Gotogate)

One-way from

$263
(FlightHub)

Popular in

July

Cheapest in

September

Average price

$615

Good round-trip deal

$763 or less

Good one-way deal

$348 or less
Provider with most accurate pricing for Boston Logan Intl-Sao Paulo (SAO) flight deals.
Provider most trusted by Cheapflights users for Boston Logan Intl-Sao Paulo (SAO) flights.
From Boston Logan Intl to Sao Paulo (SAO)
One-way flight from Boston Logan Intl to Sao Paulo (SAO)
Highest demand for flights based on searches. 12% potential increase in price ($100 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Boston Logan Intl to Sao Paulo (SAO).
Price to beat on a one-way flight from Boston Logan Intl to Sao Paulo (SAO).

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Sao Paulo 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 March 28, 2026.
Use the filters below to find and compare flights from Boston to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 5/11

4:00 pm-6:30 am

1 stop13h 30m

Sao Paulo Guarulhos Intl

Sun 5/17

2:00 am-11:08 pm

1 stop22h 08m

$631

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 5/7

4:00 pm-6:30 am

1 stop13h 30m

Sao Paulo Guarulhos Intl

Thu 5/14

2:00 am-11:08 pm

1 stop22h 08m

$670
Quickest round-trip

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 8/17

3:57 pm-6:30 am

1 stop13h 33m

Sao Paulo Guarulhos Intl

Fri 8/28

5:00 am-11:10 pm

1 stop19h 10m

$670

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 4/22

8:43 am-3:50 am

1 stop18h 07m

Sao Paulo Guarulhos Intl

Wed 5/20

1:30 am-11:08 pm

1 stop22h 38m

$710

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 4/10

8:43 am-12:10 am

1 stop14h 27m

Sao Paulo Guarulhos Intl

Mon 5/4

5:00 am-11:08 pm

1 stop19h 08m

$711

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 5/11

8:52 am-12:30 am

1 stop14h 38m

Sao Paulo Guarulhos Intl

Fri 5/22

3:15 am-11:08 pm

1 stop20h 53m

$711

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Tue 4/14

3:28 pm-9:45 am

2 stops17h 17m

Sao Paulo Guarulhos Intl

Wed 5/6

10:20 pm-11:59 pm

2 stops26h 39m

$727

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 8/5

5:45 am-9:40 am

2 stops26h 55m

Sao Paulo Guarulhos Intl

Mon 8/10

10:20 pm-11:54 pm

2 stops26h 34m

$727

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 4/29

8:43 am-3:50 am

1 stop18h 07m

Sao Paulo Guarulhos Intl

Sat 5/2

3:15 am-11:08 pm

1 stop20h 53m

$743

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Sun 6/7

6:06 am-8:50 am

1 stop25h 44m

Sao Paulo Guarulhos Intl

Thu 6/18

10:45 pm-7:35 am

Nonstop9h 50m

$760

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Boston to Sao Paulo

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 Boston to Sao Paulo in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 Boston-Sao Paulo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Sao Paulo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Sao Paulo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Sao Paulo 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 Boston-Sao Paulo 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 Boston to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo 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 Sao Paulo

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

Currently, May is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $250). Flying from Boston to Sao Paulo in December is currently the most expensive (average of $524). 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 SAO?

Find hourly flight availability from Boston to Sao Paulo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2026.

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

How much does it cost to fly round-trip from Boston to Sao Paulo?

What’s the top layover airport for flights from Boston to Sao Paulo?

Share of 1-stop round-trip flights from Boston to Sao Paulo chosen by Cheapflights users in the past 12 months, using the same layover each way.

Panama City (PTY) – chosen by Cheapflights users on 40% of 1-stop itineraries from Boston to Sao Paulo on Cheapflights.

What’s the cheapest layover airport for flights from Boston to Sao Paulo?

Average round-trip fare for 1-stop flights from Boston to Sao Paulo, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Bogotá (BOG) is the most affordable 1-stop option, with an average round-trip price of $515.

What’s the fastest layover option from Boston to Sao Paulo?

Shortest average travel time for 1-stop one-way flights from Boston to Sao Paulo, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 12h 36m.

Which airport typically offers the quickest layover for flights from Boston to Sao Paulo?

Average layover duration for 1-stop one-way flights from Boston to Sao Paulo, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Panama City (PTY) offer the fastest connection on this route, with an average layover time of 1h 31m.

Reviews of airlines servicing Sao Paulo

Get insights into the airlines that provide service to Sao Paulo. 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 Sao Paulo. Reviews last updated March 28, 2026.
Peruse reviews from past customers who have flown with Delta,Copa Airlines, andLATAM Airlines from Boston to Sao Paulo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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.

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

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 Sao Paulo. 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 Sao Paulo?

    For a flight from Boston to Sao Paulo, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 0 outbound flights to Sao Paulo per day. 9 airlines have flights to Sao Paulo from Boston Logan Intl on a regular basis.

  • How long is the flight from Boston to Sao Paulo?

    Airlines like Avianca, American Airlines, and GOL fly from Boston to Sao Paulo in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 13h 17m. There are 4814 mi between Boston and Sao Paulo. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Sao Paulo round-trip?

    Flying on GOL is currently your cheapest option to Sao Paulo, with prices starting at $166. Additional round-trip tickets that might be worth considering are offered by Avianca and Copa Airlines, with the lowest prices starting at $227 and $250, respectively. GOL is priced at 77% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Boston to Sao Paulo one-way?

    To fly one-way, consider booking your trip with GOL, which is currently one of the cheapest options available, starting at $161. Avianca flights start at $212 while deals on United Airlines start at $236 one-way.

  • What are the most popular routes from Boston to Sao Paulo?

  • What are the most reliable airlines from Boston to Sao Paulo?

    Consider LATAM Airlines Brasil (46%), LATAM Airlines (46%) or Delta (46%) when booking your flight. These represent the most reliable airlines when flying from Boston to Sao Paulo.

  • What are the cheapest flights from Boston to Sao Paulo?

    While on average a flight from Boston to Sao Paulo is generally $1,913, our data shows the cheapest flight currently is $302. When looking at the most popular route, (Boston Logan Intl - Sao Paulo Guarulhos Intl), you can expect to pay $578 for that flight.

  • Where are the most common layover locations when flying from Boston to Sao Paulo?

  • What are some popular things to do or see while on a layover in Miami?

    Miami travelers tend to visit Kaseya Center, Bayfront Park, and Bayside Marketplace more than anywhere else. Travelers on a layover in Miami can visit Kaseya Center, Bayfront Park, and Bayside Marketplace, by traveling 6.2 mi, 6.4 mi, and 6.4 mi, respectively after landing at Miami. Those on a layover in Miami in need of a rental car can book one at Miami for about $29.

  • Where are the least popular layover locations for Boston to Sao Paulo flights?

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

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

  • How can I find direct flights from Boston to Sao Paulo?

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

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

    Yes. Cheapflights offers flight deals from Boston to Sao Paulo 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 Sao Paulo?

    Currently, May is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $250). Flying from Boston to Sao Paulo in December is currently the most expensive (average of $524). 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 Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Santos

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Alternative routes for Boston to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Boston to Sao Paulo

Discover the top 9 airlines that operate flights from Boston to Sao Paulo. 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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$166Average$534FlexibilityNo cancel feeOn-time74%
AviancaCheapest$227Average$512FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$250Average$617FlexibilityNo cancel feeOn-time70%
DeltaCheapest$435Average$793FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$457Average$724FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$470Average$882FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$511Average$865FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$590Average$737FlexibilityNo cancel feeOn-time67%
AzulCheapest$619Average$1,321FlexibilityNo cancel feeOn-time82%

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