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$349+ Cheap flights from Santos Dumont, Brazil (SDU) to Boston (BOS)

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — BOS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Santos Dumont to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) to Boston (BOS). 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 11, 2025.

Round-trip from

$603
(Flysmarter)

One-way from

$349
(LATAM Airlines)

Popular in

July

Cheapest in

March

Average price

$744
From Rio de Janeiro Santos Dumont to Boston Logan Intl
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One-way flight from Rio de Janeiro Santos Dumont to Boston Logan Intl
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Highest demand for flights based on searches. 19% potential increase in price ($186 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Santos Dumont to Boston

Cheapest flights from Santos Dumont to Boston
Explore the most affordable flight options available from Santos Dumont to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:45 pmSDU - BOS
2 stops22h 12mAir Canada
Sun 11/163:40 pmBOS - SDU
2 stops23h 05mAir Canada
Deal found 9/11$628
This 123 Milhas deal was found by Cheapflights users on 9/11. 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:05 pmSDU - BOS
1 stop12h 30mLATAM Airlines
Sun 11/161:10 pmBOS - SDU
2 stops22h 05mLATAM Airlines
Deal found 9/11$685
This MaxMilhas deal was found by Cheapflights users on 9/10. 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.
Tue 11/255:10 pmSDU - BOS
1 stop15h 25mLATAM Airlines
Fri 12/53:15 pmBOS - SDU
2 stops20h 40mLATAM Airlines
Deal found 9/10$691
This Air Canada deal was found by Cheapflights users on 9/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:30 amSDU - BOS
2 stops28h 00mAir Canada
Fri 2/205:30 amBOS - SDU
2 stops30h 50mAir Canada
Deal found 9/11$698
This Air Canada deal was found by Cheapflights users on 9/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/911:30 amSDU - BOS
2 stops24h 59mAir Canada
Thu 10/166:00 amBOS - SDU
2 stops31h 20mAir Canada
Deal found 9/11$710
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Sun 9/216:50 amSDU - BOS
1 stop25h 45mLATAM Airlines
Sun 10/199:55 amBOS - SDU
1 stop20h 45mLATAM Airlines
Deal found 9/10$721
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:50 pmSDU - BOS
2 stops17h 26mMultiple Airlines
Sun 11/28:24 pmBOS - SDU
2 stops24h 01mMultiple Airlines
Deal found 9/11$737
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/111:30 amSDU - BOS
3 stops26h 53mMultiple Airlines
Fri 10/318:24 pmBOS - SDU
2 stops25h 01mMultiple Airlines
Deal found 9/11$748

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santos Dumont to Boston 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 11, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Boston that are best for you.

Fly from

Santos Dumont

Fly to

Boston

Route

Depart

Return

Price

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Mon 1/26

11:25 am-7:42 pm

2 stops34h 17m

Boston Logan Intl

Sun 2/8

5:30 am-2:20 pm

2 stops30h 50m

$603

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Tue 11/11

8:05 pm-6:35 am

1 stop12h 30m

Boston Logan Intl

Sun 11/16

1:10 pm-1:15 pm

2 stops22h 05m

$685

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Mon 10/20

11:30 am-2:30 pm

2 stops28h 00m

Boston Logan Intl

Fri 2/20

5:30 am-2:20 pm

2 stops30h 50m

$698

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Wed 11/19

1:45 pm-9:32 am

2 stops21h 47m

Boston Logan Intl

Wed 12/3

6:40 pm-4:45 pm

2 stops20h 05m

$698

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Thu 10/9

11:30 am-11:29 am

2 stops24h 59m

Boston Logan Intl

Thu 10/16

6:00 am-2:20 pm

2 stops31h 20m

$710

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Tue 2/3

11:25 am-12:14 pm

2 stops26h 49m

Boston Logan Intl

Thu 2/19

10:15 am-2:20 pm

2 stops26h 05m

$731

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Sun 10/26

6:50 pm-11:16 am

2 stops17h 26m

Boston Logan Intl

Sun 11/2

8:24 pm-10:25 pm

2 stops24h 01m

$737

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Wed 10/1

11:30 am-7:15 am

2 stops20h 45m

Boston Logan Intl

Fri 10/31

8:24 pm-10:25 pm

2 stops25h 01m

$760

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Tue 11/25

8:05 pm-6:35 am

1 stop12h 30m

Boston Logan Intl

Fri 12/5

1:10 pm-1:15 pm

2 stops22h 05m

$814

Rio de JaneiroBoston

SDU - BOS

SDUBOS

Rio de Janeiro Santos Dumont

Mon 10/20

8:20 pm-11:00 pm

2 stops27h 40m

Boston Logan Intl

Fri 2/20

8:55 am-8:10 am

2 stops21h 15m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 21 results
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Best time to book a flight from Santos Dumont to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Santos Dumont 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.

Related info for your journey

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

  • What airport do you fly into for flights to Boston from Rio de Janeiro Santos Dumont?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from Rio de Janeiro Santos Dumont to Boston. 0 airlines have flights to Logan Intl from Rio de Janeiro Santos Dumont on a regular basis. Booking flights from Rio de Janeiro Santos Dumont to Boston Logan Intl should not be difficult; the airport handles an average of 0 inbound flights from Rio de Janeiro Santos Dumont per day.

  • How long is the flight from Rio de Janeiro Santos Dumont Airport to Boston?

    Air Canada and LATAM Airlines can get you from Rio de Janeiro Santos Dumont Airport to Boston in just under 12h 30m. Your travel time can differ by up to 21h 47m. The distance between Rio de Janeiro Santos Dumont Airport and Boston is about 4844 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Santos Dumont to Boston that include hotel bookings?

    Yes. In addition to deals on Santos Dumont to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santos Dumont to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santos Dumont to Boston.

  • Can I find deals for business class flights from Santos Dumont to Boston?

    Yes. Cheapflights offers flight deals from Santos Dumont to Boston 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 Rio de Janeiro Santos Dumont Airport to Boston?

    Currently, January is the cheapest month in which you can book a flight from Rio de Janeiro Santos Dumont Airport to Boston (average of $218). Flying from Rio de Janeiro Santos Dumont Airport to Boston in July is currently the most expensive (average of $311). 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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