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$236+ Cheap flights from Massachusetts 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Massachusetts to Sao Paulo

Keep the following information in mind while searching for Massachusetts to Sao Paulo flight deals. Data was last updated September 15, 2025.

Round-trip from

$508
(Kiwi.com)

One-way from

$236
(Justfly.com)

Popular in

December

Cheapest in

October

Average price

$577

Good round-trip deal

$830 or less

Good one-way deal

$449 or less
From Massachusetts to Sao Paulo (SAO)
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One-way flight from Massachusetts to Sao Paulo (SAO)
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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 Massachusetts to Sao Paulo (SAO).
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Price to beat on a one-way flight from Massachusetts to Sao Paulo (SAO).
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Find flight deals from Massachusetts to Sao Paulo

Cheapest flights from Massachusetts to Sao Paulo
Explore the most affordable flight options available from Massachusetts to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

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 FlightHub deal was found by Cheapflights users on 9/13. 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 11/267:10 amBOS - GRU
1 stop20h 10mLATAM Airlines
Sun 12/710:40 pmGRU - BOS
Nonstop9h 55mLATAM Airlines
Deal found 9/13$509
This Priceline deal was found by Cheapflights users on 9/13. 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.
Thu 9/189:00 amBOS - GRU
1 stop16h 10mAvianca
Tue 9/234:50 pmGRU - BOS
2 stops23h 05mAvianca
Deal found 9/13$510
This CrystalTravel deal was found by Cheapflights users on 9/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:59 amBOS - GRU
1 stop21h 51mLATAM Airlines
Sun 9/2810:45 pmGRU - BOS
Nonstop9h 50mLATAM Airlines
Deal found 9/14$512
This oojo deal was found by Cheapflights users on 9/13. 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.
Sat 11/87:55 amBOS - GRU
1 stop19h 45mAvianca
Thu 11/132:40 amGRU - BOS
1 stop29h 55mAvianca
Deal found 9/13$513
This Gotogate deal was found by Cheapflights users on 9/13. 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.
Wed 9/174:50 pmBOS - GRU
2 stops32h 20mAvianca
Fri 9/197:20 amGRU - BOS
1 stop24h 55mAvianca
Deal found 9/13$514
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.
Fri 11/148:55 amBOS - GRU
Nonstop10h 00mDelta
Thu 12/410:40 pmGRU - BOS
Nonstop9h 55mDelta
Deal found 9/15$515
This Flightnetwork deal was found by Cheapflights users on 9/13. 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.
Sun 10/54:50 pmBOS - GRU
2 stops32h 20mAvianca
Wed 10/157:20 amGRU - BOS
1 stop24h 55mAvianca
Deal found 9/13$516
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Sun 10/129:55 amBOS - GRU
Nonstop9h 40mLATAM Airlines
Wed 10/2210:45 pmGRU - BOS
Nonstop9h 50mLATAM Airlines
Deal found 9/14$517
This LATAM Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 11/198:55 amBOS - GRU
Nonstop10h 00mLATAM Airlines
Thu 2/1910:20 amGRU - BOS
1 stop15h 09mLATAM Airlines
Deal found 9/13$518
This FlightHub deal was found by Cheapflights users on 9/13. 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.
Mon 11/35:05 pmBOS - GRU
1 stop14h 30mLATAM Airlines
Mon 11/2410:50 pmGRU - BOS
1 stop13h 30mLATAM Airlines
Deal found 9/13$519
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.
Wed 10/221:15 pmBOS - GRU
1 stop18h 35mDelta
Thu 11/610:40 pmGRU - BOS
Nonstop9h 55mDelta
Deal found 9/15$520

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 September 15, 2025.
Use the filters below to find and compare flights from Massachusetts to Sao Paulo that are best for you.

Fly from

Massachusetts

Fly to

Sao Paulo

Route

Depart

Return

Price

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 9/22

9:55 am-8:35 pm

Nonstop9h 40m

Sao Paulo Guarulhos Intl

Wed 10/8

10:45 pm-7:35 am

Nonstop9h 50m

$515

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Tue 10/21

9:00 am-2:10 am

1 stop16h 10m

Sao Paulo Guarulhos Intl

Fri 10/31

5:25 pm-7:35 am

1 stop15h 10m

$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 11/10

8:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Sun 11/23

10:40 pm-6:35 am

Nonstop9h 55m

$515

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 10/22

1:15 pm-8:50 am

1 stop18h 35m

Sao Paulo Guarulhos Intl

Wed 10/29

10:40 pm-7:35 am

Nonstop9h 55m

$520

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Sun 10/26

5:00 pm-9:55 am

1 stop15h 55m

Sao Paulo Guarulhos Intl

Wed 10/29

10:40 pm-7:35 am

Nonstop9h 55m

$520

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

Tue 9/23

6:35 pm-9:00 am

1 stop13h 25m

Sao Paulo Guarulhos Intl

Fri 10/3

10:45 pm-7:35 am

Nonstop9h 50m

$520

BostonSao Paulo

BOS - VCP

BOSVCP

Boston Logan Intl

Mon 10/20

8:24 pm-5:45 pm

1 stop20h 21m

Sao Paulo Viracopos

Thu 10/30

10:45 pm-11:16 am

1 stop13h 31m

$565

BostonSao Paulo

BOS - VCP

BOSVCP

Boston Logan Intl

Wed 10/29

5:59 pm-7:00 pm

2 stops24h 01m

Sao Paulo Viracopos

Tue 11/4

7:40 pm-6:35 am

2 stops36h 55m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 54 results
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Best time to book a flight from Massachusetts to Sao Paulo

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

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

Currently, September is the cheapest month in which you can book a flight from Massachusetts to Sao Paulo (average of $677). Flying from Massachusetts 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 MA to SAO?

Find hourly flight availability from Massachusetts 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 September 15, 2025.

When flying from Massachusetts 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.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Sao Paulo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Delta and GOL can get you from Massachusetts to Sao Paulo in just under 9h 40m. Your travel time can differ by up to 6h 30m. The distance from Massachusetts to Sao Paulo is about 4805 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Massachusetts 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 $236. GOL flights start at $248 while deals on LATAM Airlines start at $261 one-way.

  • What are the most popular routes from Massachusetts 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 Massachusetts to Sao Paulo.

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

    No one likes to see their flight delayed. When booking a flight from Massachusetts to Sao Paulo consider choosing LATAM Airlines Brasil (60%), LATAM Airlines (60%) or Delta (60%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Massachusetts to Sao Paulo is generally $1,754, our data shows the cheapest flight currently is $278. When looking at the most popular route, (Boston Logan Intl - Sao Paulo Guarulhos Intl), you can expect to pay $485 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Massachusetts to Sao Paulo (average of $677). Flying from Massachusetts 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 Massachusetts to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Massachusetts to Sao Paulo

Discover the top 9 airlines that operate flights from Massachusetts 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$313Average$540FlexibilityNo cancel feeOn-time71%
GOLCheapest$340Average$705FlexibilityNo cancel feeOn-time74%
Copa AirlinesCheapest$370Average$593FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$402Average$832FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$479Average$789FlexibilityNo cancel feeOn-time71%
DeltaCheapest$496Average$883FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$527Average$873FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$590Average$734FlexibilityNo cancel feeOn-time67%
AzulCheapest$890Average$1,277FlexibilityNo cancel feeOn-time82%

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