$352+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAO
Sep 11 — Sep 181
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 57 days in advance, depart on a Tuesday or Saturday 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 August 12, 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 August 12, 2026.
This Kissandfly.com deal was found by Cheapflights users on 8/9. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:00 am -
Nonstop9h 40m
Wed 9/2310:45 pm -
Nonstop9h 50m
Deal found 8/9![Multiple Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:23 pm -
1 stop15h 52m
Mon 3/89:30 pm -
1 stop18h 32m
Deal found 8/10![United Airlines logo]()
$554
This Fareboom deal was found by Cheapflights users on 8/8. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:30 pm -
2 stops17h 45m
Sun 11/225:25 pm -
2 stops16h 15m
Deal found 8/8![Multiple Airlines logo]()
$556
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:55 am -
1 stop15h 40m
Mon 11/307:35 am -
1 stop25h 00m
Deal found 8/12![Avianca logo]()
$557
This United Airlines deal was found by Cheapflights users on 8/9. 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 10/2112:30 pm -
2 stops20h 00m
Mon 11/1610:25 pm -
2 stops21h 02m
Deal found 8/9![United Airlines logo]()
$558
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:45 am -
1 stop15h 25m
Fri 9/185:15 pm -
1 stop14h 35m
Deal found 8/12![Avianca logo]()
$559
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:55 am -
1 stop15h 40m
Sat 11/287:35 am -
2 stops32h 15m
Deal found 8/12![Avianca logo]()
$560
This GOL deal was found by Cheapflights users on 8/10. 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.
Tue 10/274:10 pm -
2 stops25h 15m
Tue 11/1011:10 pm -
1 stop15h 34m
Deal found 8/10![GOL logo]()
$561
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:45 am -
1 stop19h 40m
Mon 9/145:15 pm -
1 stop14h 55m
Deal found 8/10![Avianca logo]()
$562
This United Airlines deal was found by Cheapflights users on 8/9. 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 11/155:30 am -
1 stop26h 50m
Mon 11/239:30 pm -
2 stops18h 01m
Deal found 8/9![United Airlines logo]()
$565
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:55 am -
1 stop15h 40m
Sun 11/297:35 am -
2 stops32h 15m
Deal found 8/10![Avianca logo]()
$566
This Copa Airlines deal was found by Cheapflights users on 8/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:47 am -
1 stop14h 23m
Tue 9/1511:10 am -
1 stop28h 19m
Deal found 8/11![Copa Airlines logo]()
$567
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 August 12, 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 August 12, 2026.
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/259:00 am -
2 stops24h 20m
Sat 11/79:30 pm -
2 stops19h 02m
Deal found 8/7![United Airlines logo]()
$558
This Copa Airlines deal was found by Cheapflights users on 8/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:50 pm -
1 stop31h 20m
Fri 11/135:05 am -
1 stop18h 56m
Deal found 8/11![Copa Airlines logo]()
$606
This GOL deal was found by Cheapflights users on 8/8. 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 10/2911:08 am -
2 stops21h 47m
Sat 11/76:05 pm -
2 stops31h 53m
Deal found 8/8![GOL logo]()
$753
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 9/76:01 am -
1 stop26h 39m
Wed 9/169:30 pm -
1 stop18h 20m
Deal found 8/9![United Airlines logo]()
$561
This Copa Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 9/58:47 am -
1 stop14h 23m
Sat 9/124:45 am -
1 stop19h 17m
Deal found 8/7![Copa Airlines logo]()
$606
This Copa Airlines deal was found by Cheapflights users on 8/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:47 am -
1 stop14h 43m
Fri 10/24:45 am -
1 stop19h 17m
Deal found 8/11![Copa Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:23 pm -
2 stops34h 07m
Tue 9/2210:20 pm -
1 stop27h 50m
Deal found 8/11![United Airlines logo]()
$616
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:47 am -
1 stop14h 43m
Wed 11/44:45 am -
1 stop19h 16m
Deal found 8/10![Copa Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 8/8. 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 11/45:30 am -
2 stops23h 45m
Sun 11/159:30 pm -
1 stop23h 44m
Deal found 8/8![United Airlines logo]()
$622
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:55 pm -
1 stop31h 15m
Sun 10/1111:10 am -
1 stop28h 19m
Deal found 8/10![Copa Airlines logo]()
$652
This GOL deal was found by Cheapflights users on 8/9. 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 10/212:13 pm -
2 stops19h 32m
Fri 11/136:00 pm -
2 stops42h 20m
Deal found 8/9![GOL logo]()
$869
This GOL deal was found by Cheapflights users on 8/9. 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 9/175:28 pm -
2 stops18h 02m
Sun 9/276:00 am -
2 stops18h 29m
Deal found 8/9![GOL logo]()
$869
This GOL deal was found by Cheapflights users on 8/9. 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 11/111:10 am -
2 stops21h 30m
Sun 11/156:40 am -
2 stops19h 18m
Deal found 8/9![GOL logo]()
$904
This GOL deal was found by Cheapflights users on 8/8. 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 10/272:13 pm -
2 stops31h 07m
Tue 11/106:40 am -
2 stops18h 19m
Deal found 8/8![GOL logo]()
$908
This GOL deal was found by Cheapflights users on 8/10. 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.
Thu 9/103:25 pm -
2 stops18h 20m
Wed 9/236:00 pm -
2 stops30h 29m
Deal found 8/10![GOL logo]()
$948
This GOL deal was found by Cheapflights users on 8/8. 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 11/42:00 pm -
2 stops18h 45m
Sun 11/156:05 pm -
2 stops32h 54m
Deal found 8/8![GOL logo]()
$951
This GOL deal was found by Cheapflights users on 8/10. 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.
Mon 10/125:15 pm -
2 stops16h 30m
Sun 10/1810:20 am -
2 stops31h 38m
Deal found 8/10![GOL logo]()
$993
This GOL deal was found by Cheapflights users on 8/8. 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 11/811:15 am -
2 stops26h 25m
Mon 11/166:05 am -
2 stops18h 54m
Deal found 8/8![GOL logo]()
$997
This GOL deal was found by Cheapflights users on 8/10. 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.
Tue 10/272:13 pm -
2 stops18h 42m
Tue 11/105:00 am -
2 stops31h 45m
Deal found 8/10![GOL logo]()
$1,007
This GOL deal was found by Cheapflights users on 8/10. 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.
Sun 11/811:15 am -
2 stops44h 40m
Mon 11/166:00 pm -
2 stops49h 05m
Deal found 8/10![GOL logo]()
$1,011
This GOL deal was found by Cheapflights users on 8/8. 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 9/167:42 am -
2 stops26h 03m
Wed 9/306:00 pm -
2 stops31h 59m
Deal found 8/8![GOL logo]()
$1,022
This GOL deal was found by Cheapflights users on 8/11. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:46 pm -
2 stops18h 54m
Mon 11/96:40 am -
2 stops18h 19m
Deal found 8/11![GOL logo]()
$1,025
This GOL deal was found by Cheapflights users on 8/9. 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 11/111:10 am -
2 stops21h 35m
Sun 11/156:05 pm -
2 stops31h 53m
Deal found 8/9![GOL logo]()
$1,063
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:15 pm -
2 stops17h 00m
Mon 11/236:40 am -
2 stops19h 16m
Deal found 8/11![GOL logo]()
$1,079
This GOL deal was found by Cheapflights users on 8/7. 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 10/272:13 pm -
2 stops31h 07m
Mon 11/26:40 am -
2 stops19h 18m
Deal found 8/7![GOL logo]()
$1,082
This GOL deal was found by Cheapflights users on 8/8. 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 10/112:13 pm -
2 stops20h 02m
Sat 10/176:00 am -
2 stops18h 40m
Deal found 8/8![GOL logo]()
$1,099
This GOL deal was found by Cheapflights users on 8/8. 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 9/103:25 pm -
2 stops18h 20m
Fri 9/186:35 pm -
2 stops16h 17m
Deal found 8/8![GOL logo]()
$1,149
Last-minute flights from Boston to Sao PauloDiscover last-minute flight deals from Boston to Sao Paulo. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Sao Paulo. Data last updated August 12, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:45 am -
1 stop19h 40m
Thu 9/177:35 am -
2 stops32h 15m
Deal found 8/12![Avianca logo]()
$560
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:45 am -
1 stop15h 25m
Mon 8/317:35 am -
1 stop24h 35m
Deal found 8/11![Avianca logo]()
$557
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:45 am -
1 stop19h 40m
Mon 9/145:15 pm -
1 stop14h 55m
Deal found 8/10![Avianca logo]()
$562
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:50 pm -
2 stops28h 40m
Wed 9/97:35 am -
1 stop24h 35m
Deal found 8/11![Avianca logo]()
$569
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/69:00 am -
1 stop23h 40m
Wed 9/169:30 pm -
1 stop18h 20m
Deal found 8/9![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:05 am -
1 stop24h 35m
Wed 9/1610:20 pm -
1 stop27h 50m
Deal found 8/10![United Airlines logo]()
$561
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:33 am -
2 stops22h 57m
Wed 9/1610:20 pm -
1 stop27h 50m
Deal found 8/10![United Airlines logo]()
$566
This Copa Airlines deal was found by Cheapflights users on 8/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:47 am -
1 stop14h 23m
Tue 9/1511:10 am -
1 stop28h 19m
Deal found 8/11![Copa Airlines logo]()
$567
This Kissandfly.com deal was found by Cheapflights users on 8/9. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:00 am -
Nonstop9h 40m
Wed 9/2310:45 pm -
Nonstop9h 50m
Deal found 8/9![Multiple Airlines logo]()
$551
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:45 am -
1 stop15h 25m
Fri 9/185:15 pm -
1 stop14h 35m
Deal found 8/12![Avianca logo]()
$559
This Copa Airlines deal was found by Cheapflights users on 8/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:47 am -
1 stop14h 23m
Tue 9/222:00 am -
1 stop22h 02m
Deal found 8/12![Copa Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:30 am -
1 stop23h 00m
Thu 9/249:30 pm -
2 stops22h 55m
Deal found 8/11![United Airlines logo]()
$558
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 August 12, 2026.
Search for one-way flight options from Boston to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:00 am -
Nonstop9h 40m
Deal found 8/10![LATAM Airlines logo]()
$352
This Expedia deal was found by Cheapflights users on 8/8. 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.
Sun 9/612:30 pm -
1 stop28h 15m
Deal found 8/8![Azul logo]()
$355
This Expedia deal was found by Cheapflights users on 8/8. 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.
Sat 9/512:59 pm -
1 stop27h 56m
Deal found 8/8![Azul logo]()
$357
This Super.com deal was found by Cheapflights users on 8/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:47 am -
1 stop18h 03m
Deal found 8/11![Copa Airlines logo]()
$359
This FlightHub deal was found by Cheapflights users on 8/8. 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 8/269:05 am -
1 stop21h 10m
Deal found 8/8![LATAM Airlines logo]()
$361
This CheapOair deal was found by Cheapflights users on 8/7. 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 8/307:54 am -
1 stop34h 11m
Deal found 8/7![Azul logo]()
$361
This Mytrip deal was found by Cheapflights users on 8/10. 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.
Wed 10/2812:15 pm -
1 stop21h 15m
Deal found 8/10![Arajet logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:30 pm -
1 stop28h 25m
Deal found 8/11![Azul logo]()
$363
This CheapOair deal was found by Cheapflights users on 8/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:55 am -
Nonstop9h 45m
Deal found 8/11![LATAM Airlines logo]()
$367
This GOL deal was found by Cheapflights users on 8/10. 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.
Tue 10/272:13 pm -
2 stops31h 07m
Deal found 8/10![GOL logo]()
$370
This MaxMilhas deal was found by Cheapflights users on 8/10. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:54 am -
1 stop33h 01m
Deal found 8/10![Azul logo]()
$371
This SmartFares deal was found by Cheapflights users on 8/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:00 am -
Nonstop9h 40m
Deal found 8/11![LATAM Airlines logo]()
$373
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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $551 (Kissandfly.com) |
One-way from | $352 (FlightHub) |
Popular in | December |
Cheapest in | November |
Average price | $769 |
Good round-trip deal | $860 or less |
Good one-way deal | $493 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 2,558,603 searches. Data last updated August 12, 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 - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sun 10/25
9:00 am-10:20 am
2 stops24h 20m
Sao Paulo Guarulhos Intl
Sat 11/7
9:30 pm-2:32 pm
2 stops19h 02m
$558
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Mon 9/7
6:01 am-9:40 am
1 stop26h 39m
Sao Paulo Guarulhos Intl
Wed 9/16
9:30 pm-2:50 pm
1 stop18h 20m
$561
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sun 11/1
2:50 pm-12:10 am
1 stop31h 20m
Sao Paulo Guarulhos Intl
Fri 11/13
5:05 am-10:01 pm
1 stop18h 56m
$606
Quickest round-trip
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sat 9/5
8:47 am-12:10 am
1 stop14h 23m
Sao Paulo Guarulhos Intl
Sat 9/12
4:45 am-11:02 pm
1 stop19h 17m
$606
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Fri 9/25
8:47 am-12:30 am
1 stop14h 43m
Sao Paulo Guarulhos Intl
Fri 10/2
4:45 am-11:02 pm
1 stop19h 17m
$606
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Fri 10/2
8:47 am-12:30 am
1 stop14h 43m
Sao Paulo Guarulhos Intl
Wed 11/4
4:45 am-10:01 pm
1 stop19h 16m
$606
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Sat 9/12
7:23 pm-6:30 am
2 stops34h 07m
Sao Paulo Guarulhos Intl
Tue 9/22
10:20 pm-1:10 am
1 stop27h 50m
$616
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Wed 11/4
5:30 am-7:15 am
2 stops23h 45m
Sao Paulo Guarulhos Intl
Sun 11/15
9:30 pm-7:14 pm
1 stop23h 44m
$622
BostonSao Paulo
BOS Boston Logan Intl - GRU Sao Paulo Guarulhos Intl
BOSGRU
Boston Logan Intl
Wed 9/30
3:55 pm-12:10 am
1 stop31h 15m
Sao Paulo Guarulhos Intl
Sun 10/11
11:10 am-2:29 pm
1 stop28h 19m
$652
BostonSao Paulo
BOS Boston Logan Intl - VCP Sao Paulo Viracopos
BOSVCP
Boston Logan Intl
Thu 10/29
11:08 am-9:55 am
2 stops21h 47m
Sao Paulo Viracopos
Sat 11/7
6:05 pm-11:58 pm
2 stops31h 53m
$753
Showing 1-10 of 57 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 August.
| 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 | |
| Price Accuracy- | Trust Score*1 star |
- 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-VCP
BOS-GRU
BOS-CGH
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-VCP
BOS-GRU
BOS-CGH
What is the cheapest month to book a flight from Boston to Sao Paulo?
Currently, November is the cheapest month in which you can book a flight from Boston to Sao Paulo (average of $602). Flying from Boston to Sao Paulo in December is currently the most expensive (average of $1,105). 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 August 12, 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 below average for this route at the moment.
Boston to Sao Paulo flights typically cost between $592 and $933 in September.The cheapest round-trip price found within the last 5 days was $551 on Multiple Airlines (Sep 10-Sep 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 56% 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 25m.
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 August 12, 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.
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
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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Boston and Sao Paulo flights
Browse other Boston and Sao Paulo flight options. Last updated on August 12, 2026.
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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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$304 | Average$535 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$309 | Average$635 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$435 | Average$771 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$473 | Average$939 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$486 | Average$645 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$489 | Average$703 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$499 | Average$797 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$590 | Average$696 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$619 | Average$1,311 | FlexibilityNo cancel fee | On-time82% |