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Santos Dumont

$290+ Cheap flights from Boston (BOS) 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SDU
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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Cheap flight deals from Boston to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Santos Dumont (SDU). 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 February 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$635
(Mytrip)

One-way from

$290
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$890
Provider with most accurate pricing for Boston Logan Intl-Rio de Janeiro Santos Dumont flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Rio de Janeiro Santos Dumont flights.
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From Boston Logan Intl to Rio de Janeiro Santos Dumont
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One-way flight from Boston Logan Intl to Rio de Janeiro Santos Dumont
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Highest demand for flights based on searches. 7% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Boston to Santos Dumont

Cheapest flights from Boston to Santos Dumont
Explore the most affordable flight options available from Boston to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. 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 4/211:14 amBOS - SDU
2 stops21h 01mMultiple Airlines
Wed 4/96:00 amSDU - BOS
2 stops19h 44mMultiple Airlines
Deal found 2/20$635
This CheapOair deal was found by Cheapflights users on 2/20. 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.
Thu 3/2710:50 amBOS - SDU
2 stops28h 00mAir Canada
Wed 4/97:55 amSDU - BOS
2 stops32h 02mAir Canada
Deal found 2/20$647
This LATAM Airlines deal was found by Cheapflights users on 2/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/227:00 amBOS - SDU
2 stops29h 40mLATAM Airlines
Sun 5/2511:45 amSDU - BOS
2 stops20h 50mLATAM Airlines
Deal found 2/21$662
This Delta deal was found by Cheapflights users on 2/19. 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 5/119:55 amBOS - SDU
1 stop22h 40mDelta
Wed 5/282:20 pmSDU - BOS
1 stop18h 15mDelta
Deal found 2/19$752
This Ovago deal was found by Cheapflights users on 2/20. 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.
Wed 9/171:17 pmBOS - SDU
2 stops23h 48mGOL
Sun 9/286:00 amSDU - BOS
2 stops17h 49mGOL
Deal found 2/20$799
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/37:32 pmBOS - SDU
2 stops19h 18mUnited Airlines
Mon 5/51:00 pmSDU - BOS
2 stops24h 48mUnited Airlines
Deal found 2/20$907
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/203:49 pmBOS - SDU
2 stops23h 41mAzul
Thu 3/276:10 amSDU - BOS
2 stops19h 25mAzul
Deal found 2/20$957

Find flights from Boston to Santos Dumont within your budget

Customize your flight search to find flights from Boston 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 February 21, 2025.

Fly from

Boston

Fly to

Santos Dumont

Route

Depart

Return

Price

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Wed 4/2

11:14 am-9:15 am

2 stops21h 01m

Rio de Janeiro Santos Dumont

Wed 4/9

6:00 am-12:44 am

2 stops19h 44m

$635

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Thu 3/27

10:50 am-3:50 pm

2 stops28h 00m

Rio de Janeiro Santos Dumont

Wed 4/9

7:55 am-2:57 pm

2 stops32h 02m

$647

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Thu 5/22

7:00 am-1:40 pm

2 stops29h 40m

Rio de Janeiro Santos Dumont

Sun 5/25

11:45 am-7:35 am

2 stops20h 50m

$662

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sun 5/11

9:55 am-9:35 am

1 stop22h 40m

Rio de Janeiro Santos Dumont

Wed 5/28

2:20 pm-7:35 am

1 stop18h 15m

$752

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Thu 4/3

7:32 pm-3:50 pm

2 stops19h 18m

Rio de Janeiro Santos Dumont

Mon 5/5

1:00 pm-12:48 pm

2 stops24h 48m

$907

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Thu 3/20

3:49 pm-4:30 pm

2 stops23h 41m

Rio de Janeiro Santos Dumont

Thu 3/27

6:10 am-12:35 am

2 stops19h 25m

$957

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sat 8/9

4:49 pm-10:25 pm

2 stops28h 36m

Rio de Janeiro Santos Dumont

Sat 8/30

6:00 am-10:53 pm

2 stops17h 53m

$1,010

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Mon 3/31

10:21 pm-10:40 am

3 stops35h 19m

$290

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Mon 3/17

3:49 pm-12:25 pm

2 stops19h 36m

$397

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Thu 4/17

9:55 am-1:40 pm

1 stop26h 45m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on Boston-Rio de Janeiro Santos Dumont Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Rio de Janeiro Santos Dumont Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Rio de Janeiro Santos Dumont Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Rio de Janeiro Santos Dumont Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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-Rio de Janeiro Santos Dumont Airport 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 Santos Dumont

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

Travel insights for flights from Boston to Santos Dumont

Get recent, data-driven insights about flights from Boston to Santos Dumont including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from BOS to SDU?

Find hourly flight availability from Boston 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 February 21, 2025.

It’s typically best to fly out from Boston to Rio de Janeiro Santos Dumont Airport in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 1.6 in.

Temperature in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. 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 Santos Dumont. Reviews last updated February 21, 2025.
See what other customers who have flown with Azul, Delta and LATAM Airlines from Boston to Rio de Janeiro have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Azul
8.0
Very good
792 reviews
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Delta
8.0
Very good
8,217 reviews
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

LATAM Airlines
7.5
Good
1,794 reviews
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

United Airlines
7.4
Good
8,757 reviews
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

GOL
7.3
Good
1,064 reviews
Azul
8.0
Very good
792 reviews

Comfort

8.0

Crew

8.6

Food

7.2

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 13

10.0
Excellent

Aidan,Dec 2024

VCP - VIX

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Related info for your journey

Find useful and relevant information for your journey from Boston to Santos Dumont. 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 from for flights from Boston to Rio de Janeiro Santos Dumont?

    If you book a flight to Rio de Janeiro Santos Dumont from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 0 flights from Logan Intl to Rio de Janeiro Santos Dumont per day from 1 airline.

  • What are the cheapest airlines flying from Boston to Rio de Janeiro Santos Dumont Airport round-trip?

    Cheapflights users have booked flights from Boston to Rio de Janeiro Santos Dumont Airport round-trip from $647. Other airlines that can offer you cheap pricing are LATAM Airlines, from $662, and Delta, from $752.

  • What are the cheapest airlines to fly from Boston to Rio de Janeiro Santos Dumont Airport one-way?

    To fly one-way, consider booking your trip with Azul, which is currently one of the cheapest options available, starting at $397. Delta flights start at $441 while deals on LATAM Airlines start at $444 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boston to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Rio de Janeiro–Galeão Intl flights
Hartford to Rio de Janeiro–Galeão Intl flights

Top airline flying from Boston to Santos Dumont

Discover the top airline that operate flights from Boston to Santos Dumont. 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 February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$983Average$1,207FlexibilityNo cancel feeOn-time81%
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