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$232+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Sao Paulo are usually found in October or November, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap 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 junio 12, 2025.

Round-trip from

$541
(oojo)

One-way from

$232
(FlightHub)

Popular in

December

Cheapest in

October

Average price

$696

Good round-trip deal

$741 or less

Good one-way deal

$467 or less
From Boston Logan Intl to Sao Paulo (SAO)
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One-way flight from Boston Logan Intl to Sao Paulo (SAO)
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Highest demand for flights based on searches. 9% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Sao Paulo (SAO).
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Price to beat on a one-way flight from Boston Logan Intl to Sao Paulo (SAO).
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Find 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 junio 12, 2025.

This Avianca deal was found by Cheapflights users on 6/10. 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.
jue. 10/29:00 amBOS - GRU
1 stop16h 10mAvianca
jue. 10/301:50 amGRU - BOS
1 stop30h 45mAvianca
Deal found 6/10$535
This Mytrip deal was found by Cheapflights users on 6/10. 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.
mié. 10/16:10 amBOS - VCP
2 stops27h 50mMultiple Airlines
lun. 10/208:25 amVCP - BOS
2 stops27h 05mMultiple Airlines
Deal found 6/10$552
This Gurufare deal was found by Cheapflights users on 6/11. 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.
mar. 10/219:00 amBOS - GRU
2 stops26h 30mGOL
vie. 10/314:35 pmGRU - BOS
1 stop16h 00mGOL
Deal found 6/11$558
This Mytrip deal was found by Cheapflights users on 6/10. 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.
dom. 8/174:50 pmBOS - GRU
2 stops30h 50mMultiple Airlines
sáb. 8/237:20 amGRU - BOS
2 stops28h 10mMultiple Airlines
Deal found 6/10$560
This Air Canada deal was found by Cheapflights users on 6/12. 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.
mar. 8/126:40 pmBOS - GRU
1 stop14h 00mAir Canada
mié. 8/279:00 pmGRU - BOS
1 stop13h 30mAir Canada
Deal found 6/12$578
This GOL deal was found by Cheapflights users on 6/10. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/49:00 amBOS - VCP
2 stops23h 05mGOL
dom. 10/128:05 pmVCP - BOS
2 stops36h 10mGOL
Deal found 6/10$580
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/49:00 amBOS - CGH
2 stops24h 15mGOL
dom. 10/1210:20 pmCGH - BOS
2 stops33h 55mGOL
Deal found 6/10$595
This Mytrip deal was found by Cheapflights users on 6/11. 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.
lun. 9/86:10 amBOS - CGH
3 stops31h 55mMultiple Airlines
lun. 9/156:05 amCGH - BOS
3 stops19h 34mMultiple Airlines
Deal found 6/11$655
This Trip.com deal was found by Cheapflights users on 6/11. 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.
vie. 8/224:35 pmBOS - VCP
1 stop14h 30mAzul
lun. 8/2510:15 amVCP - BOS
1 stop14h 40mAzul
Deal found 6/11$932
This American Airlines deal was found by Cheapflights users on 6/10. 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. 12/47:25 pmBOS - CGH
2 stops16h 45mAmerican Airlines
lun. 12/226:15 pmCGH - BOS
3 stops19h 36mAmerican Airlines
Deal found 6/10$2,016

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 junio 12, 2025.
Use the filters below to find and compare flights from Boston to Sao Paulo that are best for you.

Fly from

Boston

Fly to

Sao Paulo

Route

Depart

Return

Price

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

jue. 10/2

9:00 am-2:10 am

1 stop16h 10m

Sao Paulo Guarulhos Intl

jue. 10/30

1:50 am-7:35 am

1 stop30h 45m

$535

BostonSao Paulo

BOS - VCP

BOSVCP

Boston Logan Intl

mié. 10/1

6:10 am-11:00 am

2 stops27h 50m

Sao Paulo Viracopos

lun. 10/20

8:25 am-10:30 am

2 stops27h 05m

$552

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

mar. 10/21

9:00 am-12:30 pm

2 stops26h 30m

Sao Paulo Guarulhos Intl

vie. 10/31

4:35 pm-7:35 am

1 stop16h 00m

$558

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

dom. 8/17

4:50 pm-12:40 am

2 stops30h 50m

Sao Paulo Guarulhos Intl

sáb. 8/23

7:20 am-10:30 am

2 stops28h 10m

$560

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

mar. 8/12

3:20 pm-9:40 am

1 stop17h 20m

Sao Paulo Guarulhos Intl

mié. 8/27

9:00 pm-9:30 am

1 stop13h 30m

$578

BostonSao Paulo

BOS - VCP

BOSVCP

Boston Logan Intl

sáb. 10/4

9:00 am-9:05 am

2 stops23h 05m

Sao Paulo Viracopos

dom. 10/12

8:05 pm-7:15 am

2 stops36h 10m

$580

BostonSao Paulo

BOS - CGH

BOSCGH

Boston Logan Intl

sáb. 10/4

9:00 am-10:15 am

2 stops24h 15m

Sao Paulo Congonhas

dom. 10/12

10:20 pm-7:15 am

2 stops33h 55m

$595

BostonSao Paulo

BOS - CGH

BOSCGH

Boston Logan Intl

lun. 9/8

6:10 am-3:05 pm

3 stops31h 55m

Sao Paulo Congonhas

lun. 9/15

6:05 am-12:39 am

3 stops19h 34m

$655

BostonSao Paulo

BOS - VCP

BOSVCP

Boston Logan Intl

vie. 8/22

2:15 pm-8:05 am

1 stop16h 50m

Sao Paulo Viracopos

lun. 8/25

10:15 am-11:55 pm

1 stop14h 40m

$932

BostonSao Paulo

BOS - CGH

BOSCGH

Boston Logan Intl

jue. 12/4

7:25 pm-2:10 pm

2 stops16h 45m

Sao Paulo Congonhas

lun. 12/22

6:15 pm-11:51 am

3 stops19h 36m

$2,016

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 25 results
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Sao Paulo. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Sao Paulo, you should look to book at least 22 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 Boston to Sao Paulo?

Currently, April is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $687). Flying from Boston to Sao Paulo 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 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 junio 12, 2025.

One of the essential ways to save on airfare from Boston to Sao Paulo is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 15% on airfare.

What is the cheapest day to fly from Boston to Sao Paulo?

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

Travelers seeking maximum savings on their Boston to Sao Paulo flight should consider departing on Tuesday at noon 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.

Rainfall in Sao Paulo by month

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

In terms of precipitation, rainfall in Sao Paulo ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit Sao Paulo when rainfall is around 0.8 in.

Temperature in Sao Paulo by month

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

If weather is an important factor for your trip to Sao Paulo, use this chart to help with planning. For those seeking warmer temperatures, January 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 June, when temperatures are typically at their lowest (around 62.6 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Azul, LATAM Airlines and Copa Airlines from Boston to Sao Paulo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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
781 reviews
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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
1,785 reviews
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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
7.5
Good
1,451 reviews
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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.
GOL
7.3
Good
1,073 reviews
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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.
American Airlines
7.2
Good
10,000 reviews
Azul
8.0
Very good
781 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.1

Boarding

8.1

Crew

8.6

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 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 1 outbound flight to Sao Paulo per day. 9 airlines have flights to Sao Paulo from Boston Logan Intl on a regular basis.

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

    Flying on Avianca is currently your cheapest option to Sao Paulo, with prices starting at $541. Additional round-trip tickets that might be worth considering are offered by Air Canada and Copa Airlines, with the lowest prices starting at $578 and $761, respectively. Avianca is priced at 24% 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 Avianca, which is currently one of the cheapest options available, starting at $232. GOL flights start at $287 while deals on Copa Airlines start at $372 one-way.

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

    Most travelers choose Boston Logan Intl - Sao Paulo Guarulhos Intl, Boston Logan Intl - Sao Paulo Viracopos or Boston Logan Intl - Sao Paulo Congonhas when deciding on the best route from Boston to Sao Paulo.

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

    Consider LATAM Airlines Brasil (69%), LATAM Airlines (69%) or Delta (43%) 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 $1,884, our data shows the cheapest flight currently is $313. When looking at the most popular route, (Boston Logan Intl - Sao Paulo Guarulhos Intl), you can expect to pay $502 for that flight.

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

    Flights departing from Boston and landing in Sao Paulo layover in New York most frequently. Boston to Sao Paulo flights stop in Bogotá the next most.

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

    New York travelers tend to visit Times Square, New York City Center, and Madison Square Garden more than anywhere else. Travelers on a layover in New York can visit Times Square, New York City Center, and Madison Square Garden, by traveling 13.6 mi, 13.6 mi, and 13.6 mi, respectively after landing at New York John F Kennedy Intl. Those on a layover in New York in need of a rental car can book one at New York John F Kennedy Intl for about $68.

  • What are some popular points of interest to see during a layover in Bogotá?

    Colombian National Museum, Museo Botero, and Jardín botánico de Bogotá are the most popular attractions in Bogotá if you're in need of something to do during your layover. Colombian National Museum, Museo Botero, and Jardín botánico de Bogotá are located about 8.0 mi, 8.9 mi, and 4.0 mi, respectively from Bogotá El Dorado. Those on a layover in Bogotá in need of a rental car can book one at Bogotá El Dorado for about $41.

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

    Boston to Sao Paulo flights that have layovers will least frequently stop in Miami.

  • 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, April is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $687). Flying from Boston to Sao Paulo 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 Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Guarulhos Intl flights
Boston to Viracopos flights
Boston to Congonhas flights

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$313Average$638FlexibilityNo cancel feeOn-time71%
GOLCheapest$350Average$780FlexibilityNo cancel feeOn-time74%
Copa AirlinesCheapest$370Average$535FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$390Average$755FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$479Average$769FlexibilityNo cancel feeOn-time71%
DeltaCheapest$491Average$890FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$511Average$827FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$589Average$747FlexibilityNo cancel feeOn-time67%
AzulCheapest$702Average$1,214FlexibilityNo cancel feeOn-time82%

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