$302+ Cheap flights from Boston (BOS) to Sao Paulo, Brazil (SAO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAO
Oct 27 — Nov 31
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Sao Paulo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to Sao Paulo are usually found in November or March, booked 79 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap flight deals from Boston to Sao Paulo
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Cheapest flights from Boston to Sao PauloExplore 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 September 27, 2026.
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 September 27, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 10/203:33 pm -
2 stops19h 42m
Tue 10/279:15 pm -
1 stop15h 00m
Deal found 9/22![LATAM Airlines logo]()
$638
This Justfly.com deal was found by Cheapflights users on 9/24. 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 11/127:55 am -
1 stop30h 20m
Mon 11/166:00 am -
2 stops26h 35m
Deal found 9/24![GOL logo]()
$640
This LATAM Airlines deal was found by Cheapflights users on 9/24. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:33 pm -
2 stops20h 37m
Wed 10/1410:05 am -
1 stop14h 28m
Deal found 9/24![LATAM Airlines logo]()
$641
This GOL deal was found by Cheapflights users on 9/22. 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.
Tue 11/177:55 am -
1 stop30h 20m
Wed 12/27:55 am -
1 stop24h 40m
Deal found 9/22![GOL logo]()
$642
This GOL deal was found by Cheapflights users on 9/23. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:55 am -
1 stop15h 20m
Sun 11/222:25 am -
1 stop30h 10m
Deal found 9/23![GOL logo]()
$645
This Delta deal was found by Cheapflights users on 9/22. 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.
Sun 11/19:05 am -
Nonstop9h 40m
Sun 12/610:40 pm -
Nonstop10h 05m
Deal found 9/22![Delta logo]()
$659
This Copa Airlines deal was found by Cheapflights users on 9/21. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:50 pm -
1 stop28h 00m
Mon 11/233:10 am -
1 stop20h 51m
Deal found 9/21![Copa Airlines logo]()
$661
This Ovago deal was found by Cheapflights users on 9/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:45 am -
1 stop15h 25m
Mon 11/237:55 am -
1 stop24h 40m
Deal found 9/22![GOL logo]()
$663
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/251:42 pm -
1 stop15h 23m
Fri 11/612:05 am -
2 stops16h 49m
Deal found 9/22![American Airlines logo]()
$665
This GOL deal was found by Cheapflights users on 9/22. 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.
Tue 11/107:55 am -
2 stops24h 15m
Sun 11/226:05 pm -
2 stops38h 30m
Deal found 9/22![GOL logo]()
$682
This Expedia deal was found by Cheapflights users on 9/22. 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.
Wed 10/145:44 pm -
1 stop23h 11m
Mon 11/911:05 pm -
1 stop17h 17m
Deal found 9/22![Azul logo]()
$688
This CheapOair deal was found by Cheapflights users on 9/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:55 pm -
1 stop25h 10m
Tue 11/311:05 pm -
1 stop27h 22m
Deal found 9/23![Azul logo]()
$694
Best flights from Boston to Sao PauloDiscover carefully curated flight deals from Boston to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
Discover carefully curated flight deals from Boston to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
This Delta deal was found by Cheapflights users on 9/22. 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.
Sun 11/19:05 am -
Nonstop9h 40m
Sat 12/510:40 pm -
Nonstop10h 05m
Deal found 9/22![Delta logo]()
$659
This Copa Airlines deal was found by Cheapflights users on 9/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:55 pm -
1 stop27h 55m
Mon 11/94:40 am -
1 stop19h 21m
Deal found 9/23![Copa Airlines logo]()
$662
This GOL deal was found by Cheapflights users on 9/22. 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.
Wed 10/2812:29 pm -
1 stop16h 36m
Tue 11/312:05 am -
1 stop14h 39m
Deal found 9/22![GOL logo]()
$674
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 11/189:30 am -
2 stops19h 40m
Mon 11/2310:25 pm -
2 stops16h 01m
Deal found 9/21![United Airlines logo]()
$678
This Copa Airlines deal was found by Cheapflights users on 9/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:47 am -
1 stop14h 43m
Mon 10/263:10 am -
1 stop20h 52m
Deal found 9/22![Copa Airlines logo]()
$687
This GOL deal was found by Cheapflights users on 9/22. 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.
Tue 11/177:55 am -
2 stops48h 50m
Wed 12/25:00 am -
2 stops27h 35m
Deal found 9/22![GOL logo]()
$701
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:00 am -
1 stop20h 10m
Tue 11/249:30 pm -
1 stop21h 54m
Deal found 9/24![United Airlines logo]()
$724
This GOL deal was found by Cheapflights users on 9/22. 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.
Tue 1/197:55 am -
2 stops24h 15m
Wed 3/35:00 am -
2 stops27h 35m
Deal found 9/22![GOL logo]()
$702
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 am -
1 stop20h 10m
Mon 11/1610:25 pm -
1 stop13h 54m
Deal found 9/24![United Airlines logo]()
$724
This Copa Airlines deal was found by Cheapflights users on 9/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:55 pm -
1 stop31h 15m
Thu 10/152:00 am -
1 stop22h 02m
Deal found 9/23![Copa Airlines logo]()
$790
This GOL deal was found by Cheapflights users on 9/24. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:45 am -
1 stop15h 25m
Sun 10/254:35 pm -
2 stops40h 00m
Deal found 9/24![GOL logo]()
$722
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:49 pm -
1 stop14h 41m
Thu 11/59:45 pm -
1 stop20h 05m
Deal found 9/24![United Airlines logo]()
$788
This GOL deal was found by Cheapflights users on 9/23. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/217:55 am -
2 stops24h 15m
Mon 2/2210:35 am -
2 stops22h 00m
Deal found 9/23![GOL logo]()
$727
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
2 stops26h 30m
Fri 10/3010:15 pm -
2 stops21h 42m
Deal found 9/24![United Airlines logo]()
$792
This GOL deal was found by Cheapflights users on 9/26. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:55 am -
2 stops24h 15m
Sun 11/226:05 pm -
2 stops38h 30m
Deal found 9/26![GOL logo]()
$731
This GOL deal was found by Cheapflights users on 9/26. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:55 am -
2 stops48h 50m
Tue 11/35:00 am -
2 stops51h 35m
Deal found 9/26![GOL logo]()
$736
This GOL deal was found by Cheapflights users on 9/25. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:55 am -
2 stops24h 15m
Tue 11/105:00 am -
2 stops51h 35m
Deal found 9/25![GOL logo]()
$751
This GOL deal was found by Cheapflights users on 9/23. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:45 pm -
2 stops32h 10m
Mon 11/165:00 am -
2 stops27h 35m
Deal found 9/23![GOL logo]()
$926
Last-minute flights from Boston to Sao PauloDiscover last-minute flight deals from Boston to Sao Paulo. Data last updated September 27, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Sao Paulo. Data last updated September 27, 2026 and is based on user searches.
This GOL deal was found by Cheapflights users on 9/22. 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.
Thu 10/18:45 am -
1 stop15h 25m
Mon 10/57:35 am -
1 stop24h 35m
Deal found 9/22![GOL logo]()
$659
This LATAM Airlines deal was found by Cheapflights users on 9/24. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:33 pm -
2 stops20h 37m
Wed 10/1410:05 am -
1 stop14h 28m
Deal found 9/24![LATAM Airlines logo]()
$641
This GOL deal was found by Cheapflights users on 9/22. 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.
Thu 10/88:45 am -
1 stop15h 25m
Sun 10/1810:10 pm -
2 stops34h 00m
Deal found 9/22![GOL logo]()
$680
This LATAM Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 10/203:33 pm -
2 stops19h 42m
Tue 10/279:15 pm -
1 stop15h 00m
Deal found 9/22![LATAM Airlines logo]()
$638
This Ovago deal was found by Cheapflights users on 9/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:45 am -
1 stop15h 25m
Mon 11/237:55 am -
1 stop24h 40m
Deal found 9/22![GOL logo]()
$663
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Tue 10/208:45 am -
1 stop15h 25m
Wed 11/255:25 pm -
1 stop15h 10m
Deal found 9/22![GOL logo]()
$669
This GOL deal was found by Cheapflights users on 9/22. 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.
Tue 10/208:45 am -
1 stop30h 20m
Tue 11/246:25 pm -
2 stops38h 10m
Deal found 9/22![GOL logo]()
$675
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:30 am -
1 stop23h 00m
Tue 10/279:45 pm -
2 stops28h 01m
Deal found 9/23![United Airlines logo]()
$674
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:51 am -
2 stops21h 39m
Thu 10/299:30 pm -
2 stops22h 04m
Deal found 9/23![United Airlines logo]()
$678
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/251:42 pm -
1 stop15h 23m
Fri 11/612:05 am -
2 stops16h 49m
Deal found 9/22![American Airlines logo]()
$665
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:47 am -
1 stop14h 23m
Mon 11/24:50 am -
1 stop19h 11m
Deal found 9/23![Copa Airlines logo]()
$661
This Copa Airlines deal was found by Cheapflights users on 9/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:55 pm -
1 stop27h 55m
Mon 11/94:40 am -
1 stop19h 21m
Deal found 9/23![Copa Airlines logo]()
$662
One-way flights from Boston to Sao PauloSearch for one-way flight options from Boston to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
Search for one-way flight options from Boston to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
This eDestinos deal was found by Cheapflights users on 9/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:30 am -
1 stop33h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Azul logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:44 pm -
1 stop23h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Azul logo]()
$334
This Expedia deal was found by Cheapflights users on 9/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3010:10 am -
1 stop30h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Azul logo]()
$335
This CheapOair deal was found by Cheapflights users on 9/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:30 am -
1 stop33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Azul logo]()
$341
This Super.com deal was found by Cheapflights users on 9/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:55 pm -
1 stop27h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Copa Airlines logo]()
$345
This Copa Airlines deal was found by Cheapflights users on 9/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:47 am -
1 stop17h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Copa Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:30 am -
2 stops22h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$349
This MaxMilhas deal was found by Cheapflights users on 9/24. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:25 pm -
1 stop22h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Azul logo]()
$350
This ViajaNet deal was found by Cheapflights users on 9/24. 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 ViajaNet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:19 am -
1 stop34h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Azul logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:55 pm -
1 stop31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Copa Airlines logo]()
$353
This ViajaNet deal was found by Cheapflights users on 9/22. 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 ViajaNet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:44 pm -
1 stop23h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Azul logo]()
$353
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Fri 11/67:15 am -
2 stops25h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$355
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 September 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $637 (LATAM Airlines) |
One-way from | $302 (eDestinos) |
Popular in | December |
Cheapest in | November |
Average price | $722 |
Good round-trip deal | $753 or less |
Good one-way deal | $436 or less |
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 7,457,451 searches. Data last updated September 27, 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
Cheapest round-trip
BostonSao Paulo
BOS Boston Logan Intl - VCP Sao Paulo Viracopos
BOSVCP
Boston Logan Intl
Mon 10/26
10:59 am-6:05 pm
1 stop30h 06m
Sao Paulo Viracopos
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$334
BostonSao Paulo
BOS Boston Logan Intl - VCP Sao Paulo Viracopos
BOSVCP
Boston Logan Intl
Thu 10/22
5:44 pm-5:55 pm
1 stop23h 11m
Sao Paulo Viracopos
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$334
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Thu 11/26
6:00 am-10:20 am
2 stops26h 20m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Tue 10/27
10:30 am-10:20 am
2 stops22h 50m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sun 11/29
6:00 am-10:20 am
2 stops26h 20m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$355
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sat 10/31
6:00 am-7:15 am
2 stops24h 15m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$355
BostonSao Paulo
BOS Boston Logan Intl - VCP Sao Paulo Viracopos
BOSVCP
Boston Logan Intl
Tue 10/27
11:08 am-10:10 am
2 stops22h 02m
Sao Paulo Viracopos
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$356
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Tue 10/27
3:55 pm-8:50 pm
1 stop27h 55m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$371
Quickest round-trip
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Wed 11/25
3:28 pm-9:30 am
1 stop16h 02m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$374
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sun 11/8
9:00 am-7:10 am
1 stop20h 10m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$374
Showing 1-10 of 37 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BOS-SAO
BOS-GRU
BOS-VCP
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
BOS-SAO
BOS-GRU
BOS-VCP
What is the cheapest month to book a flight from Boston to Sao Paulo?
Currently, March is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $601). Flying from Boston to Sao Paulo in December is currently the most expensive (average of $1,113). 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 September 27, 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?
Airfare is typical for this route at the moment.
Boston to Sao Paulo flights typically cost between $563 and $707 in November.The cheapest round-trip price found within the last 5 days was $637 on LATAM Airlines (Nov 16-Nov 23).
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 60% 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.
New York (JFK) is the most affordable 1-stop option, with an average round-trip price of $567.
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 Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 13h 20m.
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 00m.
How far ahead should I book a flight from Boston to Sao Paulo?
To ensure you get the cheapest price possible for a flight from Boston to Sao Paulo, you should look to book at least 42 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.
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 September 27, 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.
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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.
Traveling to a place near Sao Paulo?
Book flights to Sao Paulo if you plan to visit one of these locationsSantos
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Complete your trip
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Boston and Sao Paulo flights
Browse other Boston and Sao Paulo flight options. Last updated on September 27, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on September 27, 2026.
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Other flights to Sao Paulo
Explore flights to Sao Paulo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 27, 2026.
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 7,457,451 searches. Data last updated September 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$304 | Average$549 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$309 | Average$583 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$435 | Average$776 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$464 | Average$937 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$486 | Average$683 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$492 | Average$730 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$499 | Average$811 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$600 | Average$770 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$619 | Average$1,321 | FlexibilityNo cancel fee | On-time82% |