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Cheap flights from Boston to São Luiz from $631

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 12/18. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
3:05 pm - 10:55 amBOS-SLZ
18h 50m2 stops
Delta Logo
3:15 am - 7:35 amSLZ-BOS
29h 20m1 stop
$856Delta
Find Deal
Sun, Mar 29 - Tue, Mar 31
LATAM Airlines Logo
9:15 am - 10:55 amBOS-SLZ
24h 40m2 stops
LATAM Airlines Logo
3:15 am - 11:29 pmSLZ-BOS
21h 14m2 stops
$866LATAM Airlines
Find Deal
Sun, Mar 29 - Tue, Mar 31
Delta Logo
3:05 pm - 4:15 pmBOS-SLZ
24h 10m2 stops
Delta Logo
5:00 pm - 7:35 amSLZ-BOS
15h 35m1 stop
$1,071Delta
Find Deal
Sun, Mar 29 - Wed, Apr 1
Delta Logo
12:17 pm - 5:15 pmBOS-SLZ
26h 58m2 stops
Delta Logo
3:30 am - 6:35 amSLZ-BOS
29h 05m1 stop
$1,206Delta
Find Deal
Sat, Dec 27 - Sat, Jan 31
Delta Logo
1:45 pm - 5:15 pmBOS-SLZ
25h 30m2 stops
Delta Logo
6:15 pm - 2:20 pmSLZ-BOS
22h 05m2 stops
$1,216Delta
Find Deal
Sat, Dec 27 - Sun, Feb 1
LATAM Airlines Logo
5:17 pm - 5:15 pmBOS-SLZ
45h 58m2 stops
LATAM Airlines Logo
11:30 am - 6:35 amSLZ-BOS
21h 05m1 stop
$1,249LATAM Airlines
Find Deal
Sat, Dec 27 - Sun, Feb 1
Multiple Airlines Logo
7:55 am - 2:00 amBOS-SLZ
40h 05m2 stops
Multiple Airlines Logo
3:30 am - 11:35 amSLZ-BOS
34h 05m2 stops
$1,283Multiple Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 31
Multiple Airlines Logo
10:45 am - 8:00 pmBOS-SLZ
31h 15m3 stops
Multiple Airlines Logo
6:05 pm - 5:08 pmSLZ-BOS
25h 03m2 stops
$1,586Multiple Airlines
Find Deal
Sat, Dec 27 - Sun, Feb 1
Multiple Airlines Logo
10:45 am - 5:15 pmBOS-SLZ
28h 30m3 stops
Multiple Airlines Logo
4:45 am - 5:08 pmSLZ-BOS
38h 23m3 stops
$1,666Multiple Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 31
Multiple Airlines Logo
6:55 pm - 2:00 amBOS-SLZ
29h 05m2 stops
Multiple Airlines Logo
4:45 am - 5:08 pmSLZ-BOS
38h 23m3 stops
$1,686Multiple Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 31

Delta flights from Boston to São Luiz

Our best Delta deals on Boston to São Luiz flight tickets
Delta
Mar 29
BOS3:05 pmBoston Logan Intl
18h 50m
2 stops
SLZ10:55 amSão Luiz Mal. Cunha Machado
Mar 31
SLZ3:15 amSão Luiz Mal. Cunha Machado
29h 20m
1 stop
BOS7:35 amBoston Logan Intl
$856
Find similar
Delta
Mar 29
BOS3:05 pmBoston Logan Intl
24h 10m
2 stops
SLZ4:15 pmSão Luiz Mal. Cunha Machado
Apr 1
SLZ5:00 pmSão Luiz Mal. Cunha Machado
15h 35m
1 stop
BOS7:35 amBoston Logan Intl
$1,071
Find similar
Delta
Dec 27
BOS12:17 pmBoston Logan Intl
26h 58m
2 stops
SLZ5:15 pmSão Luiz Mal. Cunha Machado
Jan 31
SLZ3:30 amSão Luiz Mal. Cunha Machado
29h 05m
1 stop
BOS6:35 amBoston Logan Intl
$1,206
Find similar

LATAM Airlines flights from Boston to São Luiz

Our best LATAM Airlines deals on Boston to São Luiz flight tickets
LATAM Airlines
Mar 29
BOS9:15 amBoston Logan Intl
24h 40m
2 stops
SLZ10:55 amSão Luiz Mal. Cunha Machado
Mar 31
SLZ3:15 amSão Luiz Mal. Cunha Machado
21h 14m
2 stops
BOS11:29 pmBoston Logan Intl
$866
Find similar
LATAM Airlines
Dec 27
BOS5:17 pmBoston Logan Intl
45h 58m
2 stops
SLZ5:15 pmSão Luiz Mal. Cunha Machado
Feb 1
SLZ11:30 amSão Luiz Mal. Cunha Machado
21h 05m
1 stop
BOS6:35 amBoston Logan Intl
$1,249
Find similar

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 November 16, 2025.
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

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sun 3/29

3:05 pm-10:55 am

2 stops18h 50m

São Luiz Mal. Cunha Machado

Tue 3/31

3:15 am-7:35 am

1 stop29h 20m

$856

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sun 3/29

9:15 am-10:55 am

2 stops24h 40m

São Luiz Mal. Cunha Machado

Tue 3/31

3:15 am-11:29 pm

2 stops21h 14m

$866

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sun 3/29

3:05 pm-4:15 pm

2 stops24h 10m

São Luiz Mal. Cunha Machado

Wed 4/1

5:00 pm-7:35 am

1 stop15h 35m

$1,071

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

12:17 pm-5:15 pm

2 stops26h 58m

São Luiz Mal. Cunha Machado

Sat 1/31

3:30 am-6:35 am

1 stop29h 05m

$1,206

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

1:45 pm-5:15 pm

2 stops25h 30m

São Luiz Mal. Cunha Machado

Sun 2/1

6:15 pm-2:20 pm

2 stops22h 05m

$1,216

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

5:17 pm-5:15 pm

2 stops45h 58m

São Luiz Mal. Cunha Machado

Sun 2/1

11:30 am-6:35 am

1 stop21h 05m

$1,249

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

7:55 am-2:00 am

2 stops40h 05m

São Luiz Mal. Cunha Machado

Sat 1/31

3:30 am-11:35 am

2 stops34h 05m

$1,283

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

10:45 am-8:00 pm

3 stops31h 15m

São Luiz Mal. Cunha Machado

Sun 2/1

6:05 pm-5:08 pm

2 stops25h 03m

$1,586

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

10:45 am-5:15 pm

3 stops28h 30m

São Luiz Mal. Cunha Machado

Sat 1/31

4:45 am-5:08 pm

3 stops38h 23m

$1,666

BostonSão Luiz

BOS - SLZ

BOSSLZ

Boston Logan Intl

Sat 12/27

6:55 pm-2:00 am

2 stops29h 05m

São Luiz Mal. Cunha Machado

Sat 1/31

4:45 am-5:08 pm

3 stops38h 23m

$1,686

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to São Luiz from

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

What is the cheapest airline that flies from Boston Logan Intl to São Luiz Mal. Cunha Machado?

LATAM Airlines is the most popular carrier operating from Boston Logan Intl to São Luiz Mal. Cunha Machado

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

Direct flights

None
There are no direct flights from Boston to São Luiz. There are no popular flight routes from Boston to São Luiz.
Search flight deals

  • 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. 18h 50m 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 $675Free CancellationRating
7.5
1,877 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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