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Cheap flights from Boston to Sal from $693

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 Sal departing on 3/22. 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
0 bags

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Find the cheapest flights from Boston to Sal

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
10:45 pm - 11:15 pm
BOS
-
SID
21h 30m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:40 pm
SID
-
BOS
23h 25m
1 stop
$718TAP AIR PORTUGAL
Sat, May 9 - Tue, May 19
TAP AIR PORTUGAL Logo
6:05 pm - 11:15 pm
BOS
-
SID
26h 10m
1 stop
TAP AIR PORTUGAL Logo
12:45 pm - 2:45 pm
SID
-
BOS
29h 00m
1 stop
$737TAP AIR PORTUGAL
Thu, Apr 30 - Fri, May 8
TAP AIR PORTUGAL Logo
6:05 pm - 11:40 am
BOS
-
SID
14h 35m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:25 pm
SID
-
BOS
23h 10m
1 stop
$803TAP AIR PORTUGAL
Thu, Apr 30 - Thu, May 7
TAP AIR PORTUGAL Logo
10:40 pm - 11:15 pm
BOS
-
SID
21h 35m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:40 pm
SID
-
BOS
23h 25m
1 stop
$829TAP AIR PORTUGAL
Sun, May 10 - Tue, May 19
TAP AIR PORTUGAL Logo
10:45 pm - 11:15 pm
BOS
-
SID
21h 30m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:20 pm
SID
-
BOS
23h 05m
1 stop
$894TAP AIR PORTUGAL
Mon, Mar 30 - Sun, Apr 5
TAP AIR PORTUGAL Logo
11:00 pm - 11:15 pm
BOS
-
SID
21h 15m
2 stops
TAP AIR PORTUGAL Logo
12:15 am - 2:45 pm
SID
-
BOS
17h 30m
1 stop
$903TAP AIR PORTUGAL
Sun, May 10 - Tue, May 19
TAP AIR PORTUGAL Logo
10:45 pm - 11:15 pm
BOS
-
SID
21h 30m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:45 pm
SID
-
BOS
23h 30m
2 stops
$912TAP AIR PORTUGAL
Mon, Mar 30 - Sun, Apr 5
TAP AIR PORTUGAL Logo
11:15 pm - 11:15 pm
BOS
-
SID
21h 00m
2 stops
TAP AIR PORTUGAL Logo
12:15 am - 8:40 pm
SID
-
BOS
23h 25m
1 stop
$922TAP AIR PORTUGAL
Sat, May 9 - Tue, May 19
TAP AIR PORTUGAL Logo
11:15 pm - 11:15 pm
BOS
-
SID
21h 00m
2 stops
TAP AIR PORTUGAL Logo
12:15 am - 8:40 pm
SID
-
BOS
23h 25m
1 stop
$923TAP AIR PORTUGAL
Sat, May 9 - Tue, May 19
TAP AIR PORTUGAL Logo
10:45 pm - 11:15 pm
BOS
-
SID
21h 30m
1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:45 pm
SID
-
BOS
23h 30m
2 stops
$930TAP AIR PORTUGAL
Tue, Apr 28 - Tue, May 5

TAP AIR PORTUGAL flights from Boston to Sal

Our best TAP AIR PORTUGAL deals on Boston to Sal flight tickets
TAP AIR PORTUGAL
May 9
BOS10:45 pmBoston Logan Intl
21h 30m
1 stop
SID11:15 pmEspargos Amilcar Cabral Intl
May 19
SID12:15 amEspargos Amilcar Cabral Intl
23h 25m
1 stop
BOS8:40 pmBoston Logan Intl
$718
TAP AIR PORTUGAL
Apr 30
BOS6:05 pmBoston Logan Intl
26h 10m
1 stop
SID11:15 pmEspargos Amilcar Cabral Intl
May 8
SID12:45 pmEspargos Amilcar Cabral Intl
28h 55m
1 stop
BOS2:40 pmBoston Logan Intl
$726
TAP AIR PORTUGAL
Apr 30
BOS6:05 pmBoston Logan Intl
26h 10m
1 stop
SID11:15 pmEspargos Amilcar Cabral Intl
May 8
SID12:45 pmEspargos Amilcar Cabral Intl
29h 00m
1 stop
BOS2:45 pmBoston Logan Intl
$737

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Sal 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 February 14, 2026.
Use the filters below to find and compare flights from Boston to Sal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sat 5/9

10:45 pm-11:15 pm

1 stop21h 30m

Espargos Amilcar Cabral Intl

Tue 5/19

12:15 am-8:40 pm

1 stop23h 25m

$718

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 4/30

6:05 pm-11:15 pm

1 stop26h 10m

Espargos Amilcar Cabral Intl

Fri 5/8

12:45 pm-2:45 pm

1 stop29h 00m

$737

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 4/30

6:05 pm-11:40 am

1 stop14h 35m

Espargos Amilcar Cabral Intl

Thu 5/7

12:15 am-8:25 pm

1 stop23h 10m

$803

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 5/10

10:40 pm-11:15 pm

1 stop21h 35m

Espargos Amilcar Cabral Intl

Tue 5/19

12:15 am-8:40 pm

1 stop23h 25m

$829

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 3/30

10:45 pm-11:15 pm

1 stop21h 30m

Espargos Amilcar Cabral Intl

Sun 4/5

12:15 am-8:20 pm

1 stop23h 05m

$894

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 5/10

11:00 pm-11:15 pm

2 stops21h 15m

Espargos Amilcar Cabral Intl

Tue 5/19

12:15 am-2:45 pm

1 stop17h 30m

$903

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 3/30

10:45 pm-11:15 pm

1 stop21h 30m

Espargos Amilcar Cabral Intl

Sun 4/5

12:15 am-8:45 pm

2 stops23h 30m

$912

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sat 5/9

11:15 pm-11:15 pm

2 stops21h 00m

Espargos Amilcar Cabral Intl

Tue 5/19

12:15 am-8:40 pm

1 stop23h 25m

$922

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sat 5/9

11:15 pm-11:15 pm

2 stops21h 00m

Espargos Amilcar Cabral Intl

Tue 5/19

12:15 am-8:40 pm

1 stop23h 25m

$923

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Tue 4/28

10:45 pm-11:15 pm

1 stop21h 30m

Espargos Amilcar Cabral Intl

Tue 5/5

12:15 am-8:45 pm

2 stops23h 30m

$930

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 Sal from

How to get the cheapest flight ticket from Boston to Sal

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 month to fly to Sal?

The month of September is, on average, the cheapest month to fly to Sal from Boston, with most prices found around $826. If you aren’t able to travel during the month of September, then book flights to Sal from Boston during March instead. Flights to Sal in March, while not as cheap as those in September, still average around $855.

Cheap Boston to Sal flight deals and tips

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

Fastest flight time

15h 55m

Direct flights

None
The fastest flight from Boston to Sal takes 15h 55m
There are no direct flights from Boston to Sal. There are no popular flight routes from Boston to Sal.
Search flight deals

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

    Prices for flights from Boston Logan Intl Airport to Sal refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sal.

  • What documentation or ID do you need to fly to Sal?

    The travel and health documents required for your trip to Sal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to Sal

Compare and see reviews for airlines that fly from Boston to Sal with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $767Free CancellationRating
7.1
2,142 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Sal for you.

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

momondo does allow users to show only those flights to Sal from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Sal?

Once all potential Boston to Sal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Boston to Sal 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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