How far in advance should I book a flight from Boston to Sal?

To save on the cost of your flight from Boston to Sal, book at least 13 days before your planned departure. Booking around this time can save you about 4% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $781 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $819.

What is the cheapest month to fly from Boston to Sal?

November is one of the best times of the year to fly to Sal from Boston. Prices for November average $1,103 per person but you can even find prices for as low as $716. The most expensive prices can be found in the month of June. Opting for a November flight can save you 45% on your journey compared to booking in June

What airport do you fly from for flights from Boston to Sal?

Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Sal. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

Can I find deals for flights from Boston to Sal that include hotel bookings?

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

How can I find direct flights from Boston to Sal?

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

Can I find deals for business class flights from Boston to Sal?

Yes. Cheapflights offers flight deals from Boston to Sal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$561+ Flights from Boston to Sal

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1. Tell us where you want to go

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Cheap flight deals from Boston to Sal

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$772 (FlightHub)
One-way from	$561 (Kiwi.com)
Popular in	June
Cheapest in	November
Average price	$863

Provider with most accurate pricing for Boston Logan Intl-Espargos Amilcar Cabral Intl flight deals.

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Provider most trusted by Cheapflights users for Boston Logan Intl-Espargos Amilcar Cabral Intl flights.

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From Boston Logan Intl to Sal

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One-way flight from Boston Logan Intl to Sal

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Highest demand for flights based on searches. 17% potential increase in price ($234 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Boston to Sal

Cheapest flights from Boston to Sal
Explore the most affordable flight options available from Boston to Sal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Mon 9/226:10 pmBOS - SID

1 stop26h 05mTAP AIR PORTUGAL

Thu 10/912:15 amSID - BOS

1 stop22h 50mTAP AIR PORTUGAL

Deal found 3/27

$772

Sat 5/1010:45 pmBOS - SID

1 stop17h 20mMultiple Airlines

Sat 5/179:05 amSID - BOS

2 stops38h 35mMultiple Airlines

Deal found 3/26

$1,236

Best flights from Boston to Sal
Discover carefully curated flight deals from Boston to Sal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Mon 9/226:10 pmBOS - SID

1 stop26h 05mTAP AIR PORTUGAL

Thu 10/912:15 amSID - BOS

1 stop22h 50mTAP AIR PORTUGAL

Deal found 3/27

$772

Thu 5/159:46 amBOS - SID

2 stops25h 39mMultiple Airlines

Wed 5/212:45 pmSID - BOS

3 stops43h 18mMultiple Airlines

Deal found 3/28

$1,101

Last-minute flights from Boston to Sal
Discover last-minute flight deals from Boston to Sal. Data last updated March 28, 2025 and is based on user searches.

Fri 4/49:40 pmBOS - SID

2 stops22h 35mMultiple Airlines

Wed 4/912:10 amSID - BOS

2 stops19h 42mMultiple Airlines

Deal found 3/27

$1,656

Sun 4/610:20 pmBOS - SID

1 stop21h 55mTAP AIR PORTUGAL

Tue 4/2912:15 amSID - BOS

2 stops27h 04mTAP AIR PORTUGAL

Deal found 3/26

$1,010

Sat 4/1210:45 pmBOS - SID

1 stop21h 30mMultiple Airlines

Tue 4/1511:40 amSID - BOS

1 stop35h 15mMultiple Airlines

Deal found 3/26

$1,493

One-way flights from Boston to Sal
Search for one-way flight options from Boston to Sal. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Mon 6/27:15 pmBOS - SID

3 stops39h 35mMultiple Airlines

Deal found 3/26

$561

Mon 6/26:10 pmBOS - SID

1 stop26h 05mTAP AIR PORTUGAL

Deal found 3/26

$590

Cheapflights Fare Finder

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 5/10

6:10 pm-11:15 pm

1 stop26h 05m

Espargos Amilcar Cabral Intl

Fri 5/16

12:15 am-8:20 pm

2 stops23h 05m

$972

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sat 5/10

10:45 pm-7:05 pm

1 stop17h 20m

Espargos Amilcar Cabral Intl

Sat 5/17

9:05 am-8:40 pm

2 stops38h 35m

$1,236

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 6/2

7:15 pm-1:50 pm

3 stops39h 35m

$561

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 6/2

6:10 pm-11:15 pm

1 stop26h 05m

$590

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Best time to book a flight from Boston to Sal

Have a flexible travel schedule? Discover the best time to fly to Sal 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 Sal

What is the cheapest time of day to fly from BOS to SL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Sal as you normally would.

Reviews of airlines servicing Sal

TAP AIR PORTUGAL

7.1

Good

1,827 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Mar 2025

LIS - MAD

Flight delayed one hour on the way and two hours on return. One hour flight turns to be 3 hour and 4 hour. Disgusting.....

TAP AIR PORTUGAL

7.1

Good

1,827 reviews

TAP AIR PORTUGAL

7.1

Good

1,827 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Mar 2025

LIS - MAD

Flight delayed one hour on the way and two hours on return. One hour flight turns to be 3 hour and 4 hour. Disgusting.....

Related info for your journey

What airport do you fly from for flights from Boston to Sal?
Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Sal. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.
Can I find deals for flights from Boston to Sal that include hotel bookings?
Yes. In addition to deals on Boston to Sal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Sal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Sal.
Can I find deals for business class flights from Boston to Sal?
Yes. Cheapflights offers flight deals from Boston to Sal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boston to Sal

Boston to Praia flights

Boston to Espargos flights

Boston to São Pedro flights

Top airline flying from Boston to Sal

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest$781	Average$1,200	FlexibilityNo cancel fee	On-timeN/A

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$561+ Cheap flights from Boston (BOS) to Sal

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Sal with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boston to Sal

Keep the following information in mind while searching for Boston to Sal flight deals. Data was last updated March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Boston to Sal

Cheapest flights from Boston to SalExplore the most affordable flight options available from Boston to Sal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Boston to Sal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Sal that are best for you.

Best time to book a flight from Boston to Sal

Have a flexible travel schedule? Discover the best time to fly to Sal from Boston with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Boston to Sal

What is the cheapest time of day to fly from BOS to SL?

Find hourly flight availability from Boston to Sal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Reviews of airlines servicing Sal

Get insights into the airlines that provide service to Sal. 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 Sal. Reviews last updated March 28, 2025.

Related info for your journey

Find useful and relevant information for your journey from Boston to Sal. 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 Sal?

Can I find deals for flights from Boston to Sal that include hotel bookings?

How can I find direct flights from Boston to Sal?

Can I find deals for business class flights from Boston to Sal?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Sal

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Boston to Sal

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Boston to Sal
Explore the most affordable flight options available from Boston to Sal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.