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Rio de Janeiro

$280+ Cheap flights from Boston (BOS) to Rio de Janeiro, Brazil (RIO)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — RIO
Apr 4 — Apr 111
Sat 4/4
Sat 4/11
1 adult, Economy
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Find cheap flights from Boston to Rio de Janeiro with Cheapflights

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Cheap flight deals from Boston to Rio de Janeiro

Cheapest flights from Boston to Rio de Janeiro
Explore the most affordable flight options available from Boston to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.

This Copa Airlines deal was found by Cheapflights users on 3/2. 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 3/114:05 pm
BOS
-
GIG
1 stop14h 55m
Copa Airlines
Thu 3/2610:10 am
GIG
-
BOS
1 stop14h 00m
Copa Airlines
Deal found 3/2$575
This Gotogate deal was found by Cheapflights users on 3/3. 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 4/273:46 pm
BOS
-
GIG
1 stop31h 39m
Copa Airlines
Wed 5/135:10 am
GIG
-
BOS
1 stop18h 58m
Copa Airlines
Deal found 3/3$587
This Kiwi.com deal was found by Cheapflights users on 3/3. 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.
Mon 4/278:43 am
BOS
-
GIG
1 stop22h 12m
Copa Airlines
Mon 5/41:30 am
GIG
-
BOS
1 stop22h 38m
Copa Airlines
Deal found 3/3$590
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 4/303:46 pm
BOS
-
GIG
1 stop31h 39m
Copa Airlines
Mon 5/41:30 am
GIG
-
BOS
1 stop22h 38m
Copa Airlines
Deal found 3/3$594
This Kiwi.com deal was found by Cheapflights users on 3/1. 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.
Wed 3/45:05 pm
BOS
-
GIG
1 stop15h 10m
LATAM Airlines
Tue 3/1010:55 pm
GIG
-
BOS
1 stop13h 15m
LATAM Airlines
Deal found 3/1$595
This Kiwi.com deal was found by Cheapflights users on 2/28. 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.
Mon 3/23:35 pm
BOS
-
GIG
1 stop14h 45m
LATAM Airlines
Tue 3/179:30 pm
GIG
-
BOS
1 stop14h 58m
LATAM Airlines
Deal found 2/28$596
This Kiwi.com deal was found by Cheapflights users on 2/28. 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.
Tue 3/35:05 pm
BOS
-
GIG
1 stop15h 10m
LATAM Airlines
Thu 3/52:30 pm
GIG
-
BOS
2 stops18h 05m
LATAM Airlines
Deal found 2/28$597
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Wed 5/139:55 am
BOS
-
GIG
1 stop13h 10m
LATAM Airlines
Thu 5/281:45 pm
GIG
-
BOS
2 stops18h 50m
LATAM Airlines
Deal found 3/2$601
This Kiwi.com deal was found by Cheapflights users on 3/1. 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.
Wed 3/189:55 am
BOS
-
GIG
2 stops19h 15m
LATAM Airlines
Wed 3/2510:55 pm
GIG
-
BOS
1 stop17h 14m
LATAM Airlines
Deal found 3/1$602
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Wed 3/119:55 am
BOS
-
GIG
1 stop13h 25m
LATAM Airlines
Thu 3/2611:55 pm
GIG
-
BOS
2 stops24h 38m
LATAM Airlines
Deal found 3/2$603
This Booking.com deal was found by Cheapflights users on 2/28. 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.
Sun 9/209:55 am
BOS
-
SDU
1 stop21h 40m
LATAM Airlines
Sat 9/262:45 pm
SDU
-
BOS
1 stop17h 50m
LATAM Airlines
Deal found 2/28$610
This CheapOair deal was found by Cheapflights users on 2/28. 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 8/149:55 am
BOS
-
SDU
1 stop21h 40m
LATAM Airlines
Wed 9/308:15 pm
SDU
-
BOS
1 stop12h 20m
LATAM Airlines
Deal found 2/28$615

Find flight deals from Boston to Rio de Janeiro

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Rio de Janeiro (RIO). 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 March 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$575
(Copa Airlines)

One-way from

$280
(Avianca)

Popular in

December

Cheapest in

October

Average price

$699
Provider with most accurate pricing for Boston Logan Intl-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Rio de Janeiro (RIO) flights.
Search Deals
From Boston Logan Intl to Rio de Janeiro (RIO)
Search Deals
One-way flight from Boston Logan Intl to Rio de Janeiro (RIO)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Rio de Janeiro 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 March 5, 2026.
Use the filters below to find and compare flights from Boston to Rio de Janeiro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Wed 6/10

8:52 am-4:05 am

1 stop18h 13m

Rio de Janeiro–Galeão Intl

Wed 6/17

10:20 am-11:08 pm

1 stop13h 48m

$652

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Tue 4/28

8:43 am-12:25 am

1 stop14h 42m

Rio de Janeiro–Galeão Intl

Mon 5/4

1:30 am-11:08 pm

1 stop22h 38m

$652

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Tue 5/5

8:52 am-4:05 am

1 stop18h 13m

Rio de Janeiro–Galeão Intl

Sat 5/16

1:30 am-11:08 pm

1 stop22h 38m

$654

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Thu 6/11

4:00 pm-7:55 am

1 stop14h 55m

Rio de Janeiro–Galeão Intl

Fri 6/19

5:10 am-11:08 pm

1 stop18h 58m

$702

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Thu 3/19

11:00 am-9:15 am

1 stop21h 15m

Rio de Janeiro–Galeão Intl

Thu 4/2

9:00 pm-1:13 am

1 stop29h 13m

$711

BostonRio de Janeiro

BOS - SDU

BOSSDU

Boston Logan Intl

Fri 5/15

9:55 am-8:35 am

1 stop21h 40m

Rio de Janeiro Santos Dumont

Sun 5/31

8:15 pm-11:10 am

2 stops15h 55m

$717

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Sat 5/2

8:52 am-12:25 am

1 stop14h 33m

Rio de Janeiro–Galeão Intl

Fri 5/8

5:10 am-11:08 pm

1 stop18h 58m

$734

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Sun 4/26

3:46 pm-7:55 am

1 stop15h 09m

Rio de Janeiro–Galeão Intl

Sat 5/2

5:10 am-11:08 pm

1 stop18h 58m

$743

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Thu 8/27

8:45 am-4:05 am

1 stop18h 20m

Rio de Janeiro–Galeão Intl

Sat 9/5

1:30 am-11:02 pm

1 stop22h 32m

$743

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Fri 8/28

9:55 am-12:05 am

1 stop13h 10m

Rio de Janeiro–Galeão Intl

Sat 9/5

7:00 am-1:06 am

2 stops19h 06m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 43 resultsSorted by cheapest first
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Compare providers for flights from Boston to Rio de Janeiro

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 Rio de Janeiro in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
SmartFaresPrice Accuracy1 starTrust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Rio de Janeiro

How far ahead should I book a flight from Boston to Rio de Janeiro?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Rio de Janeiro. Price data was last updated on February 27, 2026.

The best time to book flights from Boston to Rio de Janeiro is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Rio de Janeiro?

Currently, April is the cheapest month in which you can book a flight from Boston to Rio de Janeiro (average of $304). Flying from Boston to Rio de Janeiro in July is currently the most expensive (average of $734). 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’s the top layover airport for flights from Boston to Rio de Janeiro?

Share of 1-stop round-trip flights from Boston to Rio de Janeiro chosen by Cheapflights users in the past 12 months, using the same layover each way.

Sao Paulo (GRU) – chosen by Cheapflights users on 86% of 1-stop itineraries from Boston to Rio de Janeiro on Cheapflights.

What’s the cheapest layover airport for flights from Boston to Rio de Janeiro?

Average round-trip fare for 1-stop flights from Boston to Rio de Janeiro, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Panama City (PTY) is the most affordable 1-stop option, with an average round-trip price of $613.

What’s the fastest layover option from Boston to Rio de Janeiro?

Shortest average travel time for 1-stop one-way flights from Boston to Rio de Janeiro, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Sao Paulo (GRU) have the shortest average one-way travel time for 1-stop routes: 12h 59m.

Which airport typically offers the quickest layover for flights from Boston to Rio de Janeiro?

Average layover duration for 1-stop one-way flights from Boston to Rio de Janeiro, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Sao Paulo (GRU) offer the fastest connection on this route, with an average layover time of 2h 08m.

Reviews of airlines servicing Rio de Janeiro

Get insights into the airlines that provide service to Rio de Janeiro. 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 Rio de Janeiro. Reviews last updated March 5, 2026.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM Airlines from Boston to Rio de Janeiro. 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.
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,250 reviews
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.5
Good
1,557 reviews
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.4
Good
1,914 reviews
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
GOL
7.3
Good
1,181 reviews
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,382 reviews
Delta
7.9
Good
8,250 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Rio de Janeiro from Boston. Booking flights from Logan Intl (BOS) to Rio de Janeiro should be relatively easy as there are 0 daily outbound flights to Rio de Janeiro from 6 different airlines.

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

    There are many flights that can get you from Boston to Rio de Janeiro in 18h 13m. Fly via Copa Airlines, Delta, or GOL to get the fastest option. There are 4835 mi between Boston and Rio de Janeiro. This flight may include one or multiple stops.

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

    United Airlines, at $266, was found to be the cheapest airline from Boston to Rio de Janeiro.Alternate airlines to your destination round-trip include Delta and Copa Airlines. Users have found that United Airlines is 67% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Boston to Rio de Janeiro are Copa Airlines ($249), American Airlines ($294), and GOL ($311).

  • Can I find deals for flights from Boston to Rio de Janeiro that include hotel bookings?

    Yes. In addition to deals on Boston to Rio de Janeiro flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Rio de Janeiro?

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

  • Can I find deals for business class flights from Boston to Rio de Janeiro?

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

    Currently, April is the cheapest month in which you can book a flight from Boston to Rio de Janeiro (average of $304). Flying from Boston to Rio de Janeiro in July is currently the most expensive (average of $734). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boston to Rio de Janeiro

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Santos Dumont flights

Top 6 airlines flying from Boston to Rio de Janeiro

Discover the top 6 airlines that operate flights from Boston to Rio de Janeiro. 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 March 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$266Average$909FlexibilityNo cancel feeOn-time69%
DeltaCheapest$350Average$865FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$462Average$700FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$598Average$804FlexibilityNo cancel feeOn-time81%
GOLCheapest$620Average$1,021FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$637Average$947FlexibilityNo cancel feeOn-time71%

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