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Cheap flights from Boston to São Luiz from $426

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 São Luiz departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Boston to São Luiz

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
8:45 pm - 11:10 pmBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
48h 25m2 stops New York John F Kennedy Intl Sao Paulo Guarulhos Intl
LATAM Airlines Logo
2:00 am - 11:19 amSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
35h 19m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl
$1,012LATAM Airlines
Mon, Jan 11 - Sat, Feb 6
LATAM Airlines Logo
1:10 pm - 1:45 amBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
34h 35m2 stops New York John F Kennedy Intl Sao Paulo Guarulhos Intl
LATAM Airlines Logo
4:35 am - 10:03 amSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
31h 28m3 stops Brasilia Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,072LATAM Airlines
Mon, Jan 11 - Sat, Feb 6
LATAM Airlines Logo
4:20 pm - 11:10 pmBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
28h 50m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
11:15 am - 10:03 amSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
24h 48m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,480LATAM Airlines
Tue, Jan 5 - Tue, Jan 12
LATAM Airlines Logo
1:55 pm - 4:30 pmBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
24h 35m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
4:25 pm - 4:18 pmSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
25h 53m3 stops Brasilia Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,611LATAM Airlines
Tue, Jan 5 - Tue, Jan 12
Multiple Airlines Logo
3:30 pm - 1:30 amBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
32h 00m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Rio de Janeiro–Galeão Intl
Multiple Airlines Logo
11:15 am - 1:50 pmSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
28h 35m3 stops Sao Paulo Guarulhos Intl Bogotá El Dorado San Salvador El Salvador Intl
$2,070Multiple Airlines
Tue, Jan 5 - Tue, Jan 12
LATAM Airlines Logo
5:45 am - 4:30 pmBOS  Boston Logan Intl-SLZ São Luiz Mal. Cunha Machado
32h 45m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
11:15 am - 6:45 amSLZ  São Luiz Mal. Cunha Machado-BOS Boston Logan Intl
21h 30m1 stop Sao Paulo Guarulhos Intl
$2,309LATAM Airlines
Tue, Jan 5 - Tue, Jan 12

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LATAM Airlines flights from Boston to São Luiz

Our best LATAM Airlines deals on Boston to São Luiz flight tickets
LATAM Airlines
Jan 11
BOS8:45 pmBoston Logan Intl
48h 25m
2 stops
SLZ11:10 pmSão Luiz Mal. Cunha Machado
Feb 6
SLZ2:00 amSão Luiz Mal. Cunha Machado
35h 19m
2 stops
BOS11:19 amBoston Logan Intl
$1,012
LATAM Airlines
Jan 11
BOS1:10 pmBoston Logan Intl
34h 35m
2 stops
SLZ1:45 amSão Luiz Mal. Cunha Machado
Feb 6
SLZ4:35 amSão Luiz Mal. Cunha Machado
31h 28m
3 stops
BOS10:03 amBoston Logan Intl
$1,072
LATAM Airlines
Jan 5
BOS4:20 pmBoston Logan Intl
28h 50m
2 stops
SLZ11:10 pmSão Luiz Mal. Cunha Machado
Jan 12
SLZ11:15 amSão Luiz Mal. Cunha Machado
24h 48m
2 stops
BOS10:03 amBoston Logan Intl
$1,480

momondo Fare Finder

 
Customize your flight search to find flights from Boston to São Luiz 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 August 16, 2026.
Use the filters below to find and compare flights from Boston to São Luiz that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Mon 1/11

8:45 pm-11:10 pm

2 stops48h 25m

São Luiz Mal. Cunha Machado

Sat 2/6

2:00 am-11:19 am

2 stops35h 19m

$1,012

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Mon 1/11

1:10 pm-1:45 am

2 stops34h 35m

São Luiz Mal. Cunha Machado

Sat 2/6

4:35 am-10:03 am

3 stops31h 28m

$1,072

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Tue 1/5

4:20 pm-11:10 pm

2 stops28h 50m

São Luiz Mal. Cunha Machado

Tue 1/12

11:15 am-10:03 am

2 stops24h 48m

$1,480
Quickest round-trip

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Tue 1/5

1:55 pm-4:30 pm

2 stops24h 35m

São Luiz Mal. Cunha Machado

Tue 1/12

4:25 pm-4:18 pm

3 stops25h 53m

$1,611

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Tue 1/5

3:30 pm-1:30 am

3 stops32h 00m

São Luiz Mal. Cunha Machado

Tue 1/12

11:15 am-1:50 pm

3 stops28h 35m

$2,070

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Tue 1/5

5:45 am-4:30 pm

2 stops32h 45m

São Luiz Mal. Cunha Machado

Tue 1/12

11:15 am-6:45 am

1 stop21h 30m

$2,309
Cheapest one-way

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Fri 10/2

9:55 am-11:35 pm

2 stops36h 40m

$426

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Fri 10/2

9:55 am-11:35 pm

2 stops36h 40m

$491

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Fri 10/2

8:47 am-11:00 am

2 stops25h 13m

$587

BostonSão Luiz

BOS Boston Logan Intl - SLZ São Luiz Mal. Cunha Machado

BOSSLZ

Boston Logan Intl

Fri 10/2

9:55 am-10:45 am

1 stop23h 50m

$664

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Boston to São Luiz

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

Can stopping save me money on Boston to São Luiz flights?

You could potentially save up to 38% on your flight if you consider stops on a Boston to São Luiz flight.

When to book flights from Boston to São Luiz

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

Cheap Boston to São Luiz (BOS to SLZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to São Luiz

Fastest flight time

59h 45m

Direct flights

None
The fastest flight from Boston to São Luiz takes 59h 45m
There are no direct flights from Boston to São Luiz. There are no popular flight routes from Boston to São Luiz.
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Frequently asked questions about flying from Boston to São Luiz

  • How far is Boston Logan Intl to São Luiz Mal. Cunha Machado by plane?

    São Luiz Mal. Cunha Machado is 3521.1 mi away from Boston Logan Intl. 59h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to São Luiz Mal. Cunha Machado Airport?

    Prices for flights from Boston Logan Intl Airport to São Luiz Mal. Cunha Machado Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to São Luiz Mal. Cunha Machado Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to São Luiz Mal. Cunha Machado Airport?

    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 São Luiz Mal. Cunha Machado Airport.

  • What documentation or ID do you need to fly to São Luiz Mal. Cunha Machado Airport?

    The necessary travel and health documents for your São Luiz Mal. Cunha Machado Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to São Luiz?

Best airlines flying from Boston to São Luiz

Compare and see reviews for airlines that fly from Boston to São Luiz with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $815Free CancellationRating
7.4
1,981 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to São Luiz?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to São Luiz from Boston.

Can I find flights from Boston to São Luiz with flexible booking policies on momondo?

All flight searches from Boston to São Luiz on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to São Luiz?

momondo helps you find the best flight between Boston and São Luiz by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Boston to São Luiz flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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