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Cheap flights from Boston to Sao Paulo from $267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Sao Paulo departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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LATAM Airlines Logo
8:55 am - 8:55 pmBOS-GRU
10h 00mnonstop
LATAM Airlines Logo
10:50 pm - 10:18 amGRU-BOS
13h 28m1 stop
$514LATAM Airlines
Find Deal
Wed, Nov 12 - Sat, Nov 22
LATAM Airlines Logo
8:55 am - 8:55 pmBOS-GRU
10h 00mnonstop
LATAM Airlines Logo
10:40 pm - 6:35 amGRU-BOS
9h 55mnonstop
$515LATAM Airlines
Find Deal
Mon, Nov 10 - Thu, Nov 20
GOL Logo
7:55 am - 1:35 amBOS-GRU
15h 40m1 stop
GOL Logo
7:35 am - 7:35 amGRU-BOS
25h 00m1 stop
$516GOL
Find Deal
Thu, Mar 5 - Mon, Mar 16
Delta Logo
3:05 pm - 9:55 amBOS-GRU
16h 50m1 stop
Delta Logo
10:40 pm - 6:35 amGRU-BOS
9h 55mnonstop
$518Delta
Find Deal
Thu, Nov 27 - Thu, Dec 4
LATAM Airlines Logo
5:30 pm - 9:35 amBOS-GRU
14h 05m1 stop
LATAM Airlines Logo
10:20 am - 11:29 pmGRU-BOS
15h 09m1 stop
$519LATAM Airlines
Find Deal
Wed, Feb 25 - Tue, Mar 3
Delta Logo
8:15 am - 9:35 amBOS-GRU
23h 20m1 stop
Delta Logo
10:40 pm - 6:35 amGRU-BOS
9h 55mnonstop
$520Delta
Find Deal
Mon, Nov 10 - Thu, Nov 20
United Airlines Logo
8:30 pm - 7:15 amBOS-GRU
32h 45m1 stop
United Airlines Logo
9:45 pm - 9:45 pmGRU-BOS
26h 00m1 stop
$521United Airlines
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Fri, Nov 28 - Fri, Dec 5
GOL Logo
7:55 am - 4:15 pmBOS-GRU
30h 20m1 stop
GOL Logo
2:40 am - 6:35 amGRU-BOS
29h 55m1 stop
$522GOL
Find Deal
Thu, Feb 12 - Sun, Feb 15
Copa Airlines Logo
2:44 pm - 6:30 amBOS-GRU
13h 46m1 stop
Copa Airlines Logo
11:10 am - 10:40 pmGRU-BOS
13h 30m1 stop
$537Copa Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Copa Airlines Logo
7:34 am - 12:15 amBOS-GRU
14h 41m1 stop
Copa Airlines Logo
5:25 am - 10:03 pmGRU-BOS
18h 38m1 stop
$538Copa Airlines
Find Deal
Thu, Nov 20 - Sun, Nov 23

LATAM Airlines flights from Boston to Sao Paulo

Our best LATAM Airlines deals on Boston to Sao Paulo flight tickets
LATAM Airlines
Nov 12
BOS8:55 amBoston Logan Intl
10h 00m
GRU8:55 pmSao Paulo Guarulhos Intl
Nov 22
GRU10:50 pmSao Paulo Guarulhos Intl
13h 28m
1 stop
BOS10:18 amBoston Logan Intl
$514
Find similar
LATAM Airlines
Nov 10
BOS8:55 amBoston Logan Intl
10h 00m
GRU8:55 pmSao Paulo Guarulhos Intl
Nov 20
GRU10:40 pmSao Paulo Guarulhos Intl
9h 55m
BOS6:35 amBoston Logan Intl
$515
Find similar
LATAM Airlines
Feb 25
BOS5:30 pmBoston Logan Intl
14h 05m
1 stop
GRU9:35 amSao Paulo Guarulhos Intl
Mar 3
GRU10:20 amSao Paulo Guarulhos Intl
15h 09m
1 stop
BOS11:29 pmBoston Logan Intl
$519
Find similar

GOL flights from Boston to Sao Paulo

Our best GOL deals on Boston to Sao Paulo flight tickets
GOL
Mar 5
BOS7:55 amBoston Logan Intl
15h 40m
1 stop
GRU1:35 amSao Paulo Guarulhos Intl
Mar 16
GRU7:35 amSao Paulo Guarulhos Intl
25h 00m
1 stop
BOS7:35 amBoston Logan Intl
$516
Find similar
GOL
Feb 12
BOS7:55 amBoston Logan Intl
30h 20m
1 stop
GRU4:15 pmSao Paulo Guarulhos Intl
Feb 15
GRU2:40 amSao Paulo Guarulhos Intl
29h 55m
1 stop
BOS6:35 amBoston Logan Intl
$522
Find similar
GOL
Mar 12
BOS8:55 amBoston Logan Intl
23h 15m
2 stops
VCP9:10 amSao Paulo Viracopos
Mar 22
VCP7:40 pmSao Paulo Viracopos
36h 55m
2 stops
BOS7:35 amBoston Logan Intl
$528
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Sao Paulo 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Boston to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 11/12

8:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Sat 11/22

10:50 pm-10:18 am

1 stop13h 28m

$514

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 11/10

8:55 am-8:55 pm

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Thu 11/20

10:40 pm-6:35 am

Nonstop9h 55m

$515

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 3/5

7:55 am-1:35 am

1 stop15h 40m

Sao Paulo Guarulhos Intl

Mon 3/16

7:35 am-7:35 am

1 stop25h 00m

$516

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 11/27

3:05 pm-9:55 am

1 stop16h 50m

Sao Paulo Guarulhos Intl

Thu 12/4

10:40 pm-6:35 am

Nonstop9h 55m

$518

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Wed 2/25

5:30 pm-9:35 am

1 stop14h 05m

Sao Paulo Guarulhos Intl

Tue 3/3

10:20 am-11:29 pm

1 stop15h 09m

$519

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 11/10

8:15 am-9:35 am

1 stop23h 20m

Sao Paulo Guarulhos Intl

Thu 11/20

10:40 pm-6:35 am

Nonstop9h 55m

$520

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Fri 11/28

8:30 pm-7:15 am

1 stop32h 45m

Sao Paulo Guarulhos Intl

Fri 12/5

9:45 pm-9:45 pm

1 stop26h 00m

$521

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 2/12

7:55 am-4:15 pm

1 stop30h 20m

Sao Paulo Guarulhos Intl

Sun 2/15

2:40 am-6:35 am

1 stop29h 55m

$522

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Tue 11/25

2:44 pm-6:30 am

1 stop13h 46m

Sao Paulo Guarulhos Intl

Tue 12/2

11:10 am-10:40 pm

1 stop13h 30m

$537

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 11/20

7:34 am-12:15 am

1 stop14h 41m

Sao Paulo Guarulhos Intl

Sun 11/23

5:25 am-10:03 pm

1 stop18h 38m

$538

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sao Paulo from

How to get the cheapest flight ticket from Boston to Sao Paulo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Sao Paulo?

What is the cheapest month to fly to Sao Paulo?

The cheapest month to fly to Sao Paulo from Boston is in September. Flight prices, which tend to average around $558, are often lower during this time because this is during the off-season. If you don’t want to visit Sao Paulo in September, then you should wait until November to fly from Boston, when ticket prices are also cheap, with an average price of $605.

What is the cheapest day to depart on your flight to Sao Paulo?

The cheapest day to depart on your flight to Sao Paulo is on a Wednesday when prices can be found for as low as $732. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $967.

What is the cheapest time of day to depart on your flight to Sao Paulo?

At noon is the cheapest time of day to fly from Boston to Sao Paulo when you can find flight prices for as low as $751. Flying to Sao Paulo at noon is an ideal time because this is during off-peak travel hours. Flights to Sao Paulo are more costly in the morning, with an average ticket price of $879. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to Sao Paulo flight route?

Fly from Boston Logan Intl to Sao Paulo Guarulhos Intl for the best Boston Logan Intl - Sao Paulo flight prices

How far in advance should I book a flight to Sao Paulo?

You are more likely to see cheaper flights to Sao Paulo from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Sao Paulo for around $730 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sao Paulo from Boston for as low as $665 on momondo.

What cabin class options are available on Boston Logan Intl to Sao Paulo flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Sao Paulo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Sao Paulo flight prices changed over time?

As of October 2025, prices for Boston to Sao Paulo flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Sao Paulo

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Sao Paulo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Sao Paulo (BOS to SAO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Sao Paulo

Best Price Found

$323

Fastest flight time

9h 40m

Direct flights

Tue, Thu, Fri and Sat

Airports in Sao Paulo

1 airport
The best one-way flight to Sao Paulo from Boston in the past 72 hours is $323. The best round-trip flight deal from Boston to Sao Paulo found on momondo in the last 72 hours is $663.
The fastest flight from Boston to Sao Paulo takes 9h 40m
Direct flights go from Boston to Sao Paulo on Tuesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Sao Paulo: Sao Paulo Guarulhos Intl (GRU)
Search flight deals

  • How far is Boston Logan Intl to Sao Paulo by plane?

    A flight from Boston Logan Intl to Sao Paulo will travel around 4809.7 mi. Flights usually cover this in 10h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Sao Paulo?

    Prices for flights from Boston Logan Intl Airport to Sao Paulo are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Sao Paulo?

  • How old do you have to be to fly from Boston Logan Intl Airport to Sao Paulo?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sao Paulo.

  • What documentation or ID do you need to fly to Sao Paulo?

    The travel and health documents you'll need for your trip to Sao Paulo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sao Paulo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Sao Paulo?

  • What is the most popular airline from Boston to Sao Paulo?

Best airlines flying from Boston to Sao Paulo

Compare and see reviews for airlines that fly from Boston to Sao Paulo with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $313Free CancellationRating
6.6
2,467 reviews
Search Avianca flights
GOLPriceFrom $340Free CancellationRating
7.3
1,122 reviews
Search GOL flights
Copa AirlinesPriceFrom $390Free CancellationRating
7.6
1,561 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $479Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $509Free CancellationRating
7.5
1,872 reviews
Search LATAM Airlines flights
DeltaPriceFrom $530Free CancellationRating
7.9
7,997 reviews
Search Delta flights
United AirlinesPriceFrom $530Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
Air CanadaPriceFrom $590Free CancellationRating
7.1
10,381 reviews
Search Air Canada flights
AzulPriceFrom $619Free CancellationRating
8.0
818 reviews
Search Azul flights

  • Delta Flights From Boston to Sao Paulo

    Delta flight deals from Boston to Sao Paulo start from $530 round-trip. Over the 2 Delta flights for this route in a normal week, average airfare is usually $895 round-trip - but some users have found much cheaper deals with momondo.

  • LATAM Airlines Flights From Boston to Sao Paulo

    LATAM Airlines is also a popular choice for this route. LATAM Airlines flight deals for Boston to Sao Paulo start from as low as $509 round-trip, depending on your selected dates, with average LATAM Airlines deals seen on momondo around $900. LATAM Airlines operates 2 flights to Sao Paulo from Boston in an average week. Users have rated it 7.5/10 across 1,872 reviews.

Traveling to a place near Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Santos
Guarujá

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Sao Paulo?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Sao Paulo. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Sao Paulo with flexible booking policies on momondo?

Flights from Boston to Sao Paulo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Sao Paulo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sao Paulo from Boston.

I’m not ready to book a flight from Boston to Sao Paulo right now. Can momondo alert me if prices change?

Price alerts on flights to Sao Paulo from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Sao Paulo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Brazil

Fly into one of these airports located in Sao Paulo

Airports listed have a maximum distance of 48.9 mi from Sao Paulo
Sao Paulo Congonhas Airport
Sao Paulo Guarulhos Intl Airport
Sao Paulo Viracopos Airport