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

One-way options have recently been found by users for as low as $439 on LATAM Airlines. Other airlines that offer cheap prices include United Airlines from $515 and Air Canada from $626 one-way.

How far in advance should I book a flight from Massachusetts to Rio de Janeiro Santos Dumont Airport?

Users have found that booking a flight from Massachusetts to Rio de Janeiro Santos Dumont Airport at least 15 days early can save you up to 18% on average compared to booking a flight this week. If booking 15 days before your flight isn’t an option for you, users have found flights from Massachusetts to Rio de Janeiro Santos Dumont Airport for as little as $575 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $782 for flights departing within the next 3 days.

What is the cheapest month to fly from Massachusetts to Rio de Janeiro Santos Dumont Airport?

September is one of the best times of the year to fly to Rio de Janeiro Santos Dumont Airport from Massachusetts. Prices for September average $880 per person but you can even find prices for as low as $505. The most expensive prices can be found in the month of December. Opting for a September flight can save you 42% on your journey compared to booking in December

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

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

How can I find direct flights from Massachusetts to Santos Dumont?

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

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

Yes. Cheapflights offers flight deals from Massachusetts 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.

$222+ Flights from Massachusetts to Rio de Janeiro Santos Dumont Airport, Brazil

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Cheap flight deals from Massachusetts to Santos Dumont

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$697 (Mytrip)
One-way from	$222 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$894

Provider with most accurate pricing for Boston Logan Intl-Rio de Janeiro (RIO) flight deals.

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Provider most trusted by Cheapflights users for Boston Logan Intl-Rio de Janeiro (RIO) flights.

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From Massachusetts to Rio de Janeiro Santos Dumont

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One-way flight from Massachusetts to Rio de Janeiro Santos Dumont

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Highest demand for flights based on searches. 5% potential increase in price ($46 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Massachusetts to Santos Dumont

Cheapest flights from Massachusetts to Santos Dumont
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 April 24, 2025.

Tue 6/176:10 amBOS - SDU

2 stops33h 20mMultiple Airlines

Mon 6/239:15 amSDU - BOS

2 stops23h 00mMultiple Airlines

Deal found 4/23

$697

Fri 9/191:10 pmBOS - SDU

2 stops19h 25mLATAM Airlines

Sun 9/288:20 pmSDU - BOS

2 stops15h 59mLATAM Airlines

Deal found 4/22

$711

Tue 5/206:55 pmBOS - SDU

2 stops19h 55mAir Canada

Wed 5/287:55 amSDU - BOS

2 stops31h 37mAir Canada

Deal found 4/22

$717

Thu 11/204:49 pmBOS - SDU

2 stops19h 16mGOL

Sun 12/76:00 amSDU - BOS

2 stops16h 55mGOL

Deal found 4/23

$775

Fri 9/197:12 pmBOS - SDU

2 stops19h 38mUnited Airlines

Sun 9/281:00 pmSDU - BOS

2 stops22h 35mUnited Airlines

Deal found 4/23

$852

Sat 6/147:05 amBOS - SDU

2 stops29h 30mDelta

Mon 7/78:20 pmSDU - BOS

2 stops19h 33mDelta

Deal found 4/22

$968

Best flights from Massachusetts to Santos Dumont
Discover carefully curated flight deals from Massachusetts to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Tue 6/176:10 amBOS - SDU

2 stops33h 20mMultiple Airlines

Mon 6/239:15 amSDU - BOS

2 stops23h 00mMultiple Airlines

Deal found 4/23

$697

Fri 9/191:10 pmBOS - SDU

2 stops19h 25mLATAM Airlines

Sun 9/288:20 pmSDU - BOS

2 stops15h 59mLATAM Airlines

Deal found 4/23

$712

Mon 5/56:00 amBOS - SDU

2 stops32h 50mAir Canada

Wed 5/147:55 amSDU - BOS

2 stops27h 00mAir Canada

Deal found 4/23

$735

Fri 9/197:12 pmBOS - SDU

2 stops19h 38mUnited Airlines

Sun 9/281:00 pmSDU - BOS

2 stops22h 35mUnited Airlines

Deal found 4/23

$852

Sun 8/244:49 pmBOS - SDU

2 stops16h 51mGOL

Sat 10/256:00 amSDU - BOS

2 stops17h 51mGOL

Deal found 4/23

$984

Sat 6/149:55 amBOS - SDU

1 stop22h 40mDelta

Mon 6/238:20 pmSDU - BOS

2 stops20h 51mDelta

Deal found 4/22

$1,052

Mon 6/1611:05 amBOS - SDU

2 stops21h 10mAzul

Tue 6/246:40 pmSDU - BOS

2 stops27h 21mAzul

Deal found 4/23

$1,354

Last-minute flights from Massachusetts to Santos Dumont
Discover last-minute flight deals from Massachusetts to Santos Dumont. Data last updated April 24, 2025 and is based on user searches.

Wed 4/308:55 pmBOS - SDU

2 stops38h 30mAzul

Thu 5/159:35 amSDU - BOS

2 stops24h 25mAzul

Deal found 4/23

$2,602

Thu 5/11:05 pmBOS - SDU

2 stops19h 30mLATAM Airlines

Mon 5/58:20 pmSDU - BOS

2 stops15h 57mLATAM Airlines

Deal found 4/22

$1,335

Tue 5/63:00 pmBOS - SDU

2 stops18h 40mGOL

Sun 5/118:30 pmSDU - BOS

2 stops27h 18mGOL

Deal found 4/22

$1,278

Thu 5/82:49 pmBOS - SDU

2 stops24h 01mUnited Airlines

Wed 5/211:05 pmSDU - BOS

2 stops22h 16mUnited Airlines

Deal found 4/22

$955

Sat 5/107:05 amBOS - SDU

2 stops25h 30mLATAM Airlines

Sat 5/176:05 amSDU - BOS

2 stops26h 30mLATAM Airlines

Deal found 4/22

$744

Wed 5/141:35 pmBOS - SDU

2 stops19h 00mDelta

Sat 6/148:20 pmSDU - BOS

2 stops18h 34mDelta

Deal found 4/22

$4,582

Thu 5/159:00 amBOS - SDU

2 stops22h 40mMultiple Airlines

Mon 5/191:05 pmSDU - BOS

2 stops19h 10mMultiple Airlines

Deal found 4/22

$698

Tue 5/206:55 pmBOS - SDU

2 stops19h 55mAir Canada

Wed 5/287:55 amSDU - BOS

2 stops31h 37mAir Canada

Deal found 4/22

$717

Tue 5/208:35 pmBOS - SDU

2 stops33h 35mAzul

Wed 5/284:30 pmSDU - BOS

3 stops32h 23mAzul

Deal found 4/23

$1,425

One-way flights from Massachusetts to Santos Dumont
Search for one-way flight options from Massachusetts to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Tue 6/39:00 amBOS - SDU

2 stops21h 15mMultiple Airlines

Deal found 4/22

$222

Mon 6/29:55 amBOS - SDU

1 stop22h 40mLATAM Airlines

Deal found 4/22

$439

Mon 6/2312:29 pmBOS - SDU

2 stops26h 21mUnited Airlines

Deal found 4/22

$515

Thu 6/267:00 pmBOS - SDU

2 stops19h 50mAir Canada

Deal found 4/23

$626

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Tue 6/17

6:10 am-4:30 pm

2 stops33h 20m

Rio de Janeiro Santos Dumont

Mon 6/23

9:15 am-7:15 am

2 stops23h 00m

$697

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sat 6/14

9:55 am-9:35 am

1 stop22h 40m

Rio de Janeiro Santos Dumont

Thu 6/19

9:20 pm-7:35 am

2 stops35h 15m

$722

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Mon 5/5

6:00 am-3:50 pm

2 stops32h 50m

Rio de Janeiro Santos Dumont

Wed 5/14

7:55 am-9:55 am

2 stops27h 00m

$735

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sat 6/14

9:55 am-9:35 am

1 stop22h 40m

Rio de Janeiro Santos Dumont

Mon 6/23

8:20 pm-4:11 pm

2 stops20h 51m

$1,052

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sun 5/25

12:30 pm-3:50 pm

2 stops26h 20m

Rio de Janeiro Santos Dumont

Sat 5/31

1:05 pm-8:55 am

2 stops20h 50m

$1,056

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Mon 6/16

11:05 am-9:15 am

2 stops21h 10m

Rio de Janeiro Santos Dumont

Tue 6/24

6:40 pm-9:01 pm

2 stops27h 21m

$1,354

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Wed 4/30

5:15 am-12:25 pm

2 stops30h 10m

Rio de Janeiro Santos Dumont

Wed 5/14

6:00 am-10:48 pm

2 stops17h 48m

$1,459

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Tue 6/10

9:00 am-8:40 am

2 stops22h 40m

$260

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Sun 5/25

9:55 am-9:35 am

1 stop22h 40m

$439

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Mon 6/23

12:29 pm-3:50 pm

2 stops26h 21m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 11 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?

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.

Rainfall in Santos Dumont 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

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

See what other customers who have flown with Azul, Delta and LATAM Airlines from Massachusetts to Rio de Janeiro have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Azul

8.0

Very good

775 reviews

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Delta

8.0

Very good

7,920 reviews

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

LATAM Airlines

7.5

Good

1,765 reviews

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

United Airlines

7.4

Good

8,685 reviews

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

GOL

7.3

Good

1,066 reviews

Azul

8.0

Very good

775 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Related info for your journey

What are the cheapest airlines to fly from Massachusetts to Rio de Janeiro Santos Dumont Airport one-way?
One-way options have recently been found by users for as low as $439 on LATAM Airlines. Other airlines that offer cheap prices include United Airlines from $515 and Air Canada from $626 one-way.
Can I find deals for flights from Massachusetts to Santos Dumont that include hotel bookings?
Yes. In addition to deals on Massachusetts to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Massachusetts to Santos Dumont?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Santos Dumont.
Can I find deals for business class flights from Massachusetts to Santos Dumont?
Yes. Cheapflights offers flight deals from Massachusetts 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.

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$222+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Massachusetts to Santos Dumont with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 April 24, 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 April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Massachusetts to Rio de Janeiro Santos Dumont Airport that are best for you.

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.

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 April 24, 2025.

Rainfall in Santos Dumont by month

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

Temperature in Santos Dumont by month

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

Reviews of airlines servicing Santos Dumont

See what other customers who have flown with Azul, Delta and LATAM Airlines from Massachusetts to Rio de Janeiro have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts 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 are the cheapest airlines to fly from Massachusetts to Rio de Janeiro Santos Dumont Airport one-way?

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

How can I find direct flights from Massachusetts to Santos Dumont?

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

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Massachusetts to Santos Dumont
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 April 24, 2025.