$292+ Cheap flights from Massachusetts to Santos Dumont, Brazil (SDU)
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SDU
Oct 17 — Oct 241
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Massachusetts to Santos Dumont
Keep the following information in mind while searching for Massachusetts to Santos Dumont flight deals. Data was last updated September 17, 2025.
Round-trip from | $684 (Mytrip) |
|---|---|
One-way from | $292 (Mytrip) |
Popular in | December |
Cheapest in | October |
Average price | $655 |
Find flight deals from Massachusetts to Santos Dumont
Cheapest flights from Massachusetts to Santos DumontExplore the most affordable flight options available from Massachusetts to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.
Explore the most affordable flight options available from Massachusetts to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Mon 10/138:24 pmBOS - SDU
2 stops25h 01mMultiple Airlines
Thu 10/3010:05 amSDU - BOS
2 stops26h 11mMultiple Airlines
Deal found 9/16![Multiple Airlines logo]()
$684
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:55 amBOS - SDU
1 stop22h 30mLATAM Airlines
Sun 12/78:05 pmSDU - BOS
1 stop12h 30mLATAM Airlines
Deal found 9/16![LATAM Airlines logo]()
$694
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Mon 10/278:24 pmBOS - SDU
2 stops25h 01mMultiple Airlines
Mon 11/36:50 pmSDU - BOS
2 stops18h 26mMultiple Airlines
Deal found 9/16![Multiple Airlines logo]()
$696
This Gotogate deal was found by Cheapflights users on 9/16. 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.
Mon 10/279:55 amBOS - SDU
1 stop22h 30mLATAM Airlines
Sun 11/94:10 pmSDU - BOS
1 stop16h 25mLATAM Airlines
Deal found 9/16![LATAM Airlines logo]()
$698
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:55 amBOS - SDU
1 stop23h 30mLATAM Airlines
Thu 10/305:10 pmSDU - BOS
1 stop15h 25mLATAM Airlines
Deal found 9/16![LATAM Airlines logo]()
$699
This Travelocity deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:15 amBOS - SDU
2 stops28h 30mMultiple Airlines
Mon 11/241:45 pmSDU - BOS
2 stops21h 47mMultiple Airlines
Deal found 9/16![Multiple Airlines logo]()
$703
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Sat 10/259:55 amBOS - SDU
1 stop22h 40mMultiple Airlines
Thu 10/308:10 amSDU - BOS
3 stops32h 46mMultiple Airlines
Deal found 9/17![Multiple Airlines logo]()
$706
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.
Mon 11/241:40 pmBOS - SDU
2 stops17h 45mDelta
Sun 12/78:05 pmSDU - BOS
1 stop12h 30mDelta
Deal found 9/15![Delta logo]()
$707
This FlightHub deal was found by Cheapflights users on 9/16. 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 10/86:10 pmBOS - SDU
2 stops18h 10mLATAM Airlines
Wed 10/298:05 pmSDU - BOS
1 stop12h 30mLATAM Airlines
Deal found 9/16![LATAM Airlines logo]()
$708
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/69:55 amBOS - SDU
1 stop26h 45mLATAM Airlines
Wed 10/298:05 pmSDU - BOS
1 stop12h 30mLATAM Airlines
Deal found 9/15![LATAM Airlines logo]()
$711
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/274:25 pmBOS - SDU
3 stops28h 15mMultiple Airlines
Sun 11/95:10 pmSDU - BOS
1 stop15h 25mMultiple Airlines
Deal found 9/15![Multiple Airlines logo]()
$714
Cheapflights Fare Finder
Customize your flight search to find flights from Massachusetts to Santos Dumont 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 17, 2025.
Use the filters below to find and compare flights from Massachusetts to Rio de Janeiro Santos Dumont Airport that are best for you.
Fly from
Massachusetts
Fly to
Santos Dumont
Route
Depart
Return
Price
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 11/24
8:55 am-9:25 am
1 stop22h 30m
Rio de Janeiro Santos Dumont
Sun 12/7
8:05 pm-6:35 am
1 stop12h 30m
$694
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/27
8:24 pm-10:25 pm
2 stops25h 01m
Rio de Janeiro Santos Dumont
Mon 11/3
6:50 pm-11:16 am
2 stops18h 26m
$696
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/27
9:55 am-9:25 am
1 stop22h 30m
Rio de Janeiro Santos Dumont
Sun 11/2
2:55 pm-6:35 am
1 stop17h 40m
$699
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 11/24
1:40 pm-9:25 am
2 stops17h 45m
Rio de Janeiro Santos Dumont
Sun 12/7
8:05 pm-6:35 am
1 stop12h 30m
$707
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/27
9:55 am-7:45 am
1 stop20h 50m
Rio de Janeiro Santos Dumont
Mon 11/3
5:40 pm-3:26 pm
2 stops23h 46m
$718
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Fri 10/31
9:55 am-1:15 pm
1 stop26h 20m
Rio de Janeiro Santos Dumont
Fri 11/7
9:20 pm-6:35 am
2 stops59h 15m
$718
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/13
8:41 am-7:35 am
2 stops21h 54m
Rio de Janeiro Santos Dumont
Wed 10/15
8:20 pm-10:53 pm
2 stops27h 33m
$722
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/6
9:55 am-8:10 am
2 stops21h 15m
Rio de Janeiro Santos Dumont
Wed 10/29
12:15 pm-7:35 am
2 stops20h 20m
$722
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 11/10
8:55 am-9:25 am
1 stop22h 30m
Rio de Janeiro Santos Dumont
Sun 11/23
6:50 am-6:35 am
1 stop25h 45m
$727
BostonRio de Janeiro
BOS - SDU
BOSSDU
Boston Logan Intl
Mon 10/13
9:55 am-4:05 pm
2 stops29h 10m
Rio de Janeiro Santos Dumont
Sun 10/26
8:05 pm-7:35 am
1 stop12h 30m
$728
Showing 1-10 of 18 results
Best time to book a flight from Massachusetts to Santos Dumont
Have a flexible travel schedule? Discover the best time to fly to Santos Dumont 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 Rio de Janeiro Santos Dumont Airport
What is the cheapest time of day to fly from MA to SDU?
Find hourly flight availability from Massachusetts to Santos Dumont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.
When flying from Massachusetts to Rio de Janeiro Santos Dumont Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.