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Sal

$709+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SID
Nov 11 — Nov 181
Tue 11/11
Tue 11/18
1 adult, Economy
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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 October 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$747
(Booking.com)

One-way from

$709
(oojo)

Popular in

December

Cheapest in

January

Average price

$891
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. 1% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 12, 2025.

This Booking.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:10 pmBOS - SID
1 stop26h 05mTAP AIR PORTUGAL
Mon 10/2012:15 amSID - BOS
1 stop22h 50mTAP AIR PORTUGAL
Deal found 10/11$808
This Gotogate deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:05 pmBOS - SID
1 stop38h 25mTAP AIR PORTUGAL
Thu 11/131:05 amSID - BOS
1 stop23h 05mTAP AIR PORTUGAL
Deal found 10/10$957
This Justfly.com deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:10 pmBOS - SID
1 stop26h 05mTAP AIR PORTUGAL
Fri 10/2412:15 amSID - BOS
2 stops23h 05mTAP AIR PORTUGAL
Deal found 10/12$1,004
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:25 pmBOS - SID
2 stops16h 15mMultiple Airlines
Thu 11/131:05 amSID - BOS
1 stop23h 05mMultiple Airlines
Deal found 10/10$1,007
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:05 pmBOS - SID
1 stop26h 00mMultiple Airlines
Mon 12/16:00 pmSID - BOS
2 stops29h 55mMultiple Airlines
Deal found 10/11$1,057
This Priceline deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:10 pmBOS - SID
1 stop26h 05mTAP AIR PORTUGAL
Wed 10/2212:10 amSID - BOS
2 stops25h 46mTAP AIR PORTUGAL
Deal found 10/10$1,120

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 12, 2025.
Use the filters below to find and compare flights from Boston to Sal that are best for you.

Fly from

Boston

Fly to

Sal

Route

Depart

Return

Price

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Fri 11/7

6:05 pm-12:30 pm

1 stop38h 25m

Espargos Amilcar Cabral Intl

Thu 11/13

1:05 am-8:10 pm

1 stop23h 05m

$957

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Fri 11/7

9:25 pm-5:40 pm

2 stops16h 15m

Espargos Amilcar Cabral Intl

Thu 11/13

1:05 am-8:10 pm

1 stop23h 05m

$1,007

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 11/24

6:05 pm-12:05 am

1 stop26h 00m

Espargos Amilcar Cabral Intl

Mon 12/1

6:00 pm-7:55 pm

2 stops29h 55m

$1,057

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Wed 10/15

6:10 pm-11:15 pm

1 stop26h 05m

Espargos Amilcar Cabral Intl

Wed 10/22

12:10 am-10:56 pm

2 stops25h 46m

$1,120

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Mon 11/24

6:05 pm-12:05 am

1 stop26h 00m

Espargos Amilcar Cabral Intl

Sun 11/30

1:05 am-2:45 pm

1 stop41h 40m

$1,134

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Wed 10/15

3:15 pm-11:15 pm

3 stops29h 00m

Espargos Amilcar Cabral Intl

Wed 10/22

12:10 am-7:55 pm

3 stops22h 45m

$1,169

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 3/8

11:45 pm-12:05 am

1 stop21h 20m

$709

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 3/8

5:25 pm-4:15 pm

3 stops19h 50m

$801

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/10

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 month to book a flight from Boston to Sal?

Currently, November is the cheapest month in which you can book a flight from Boston to Sal (average of $735). Flying from Boston to Sal in May is currently the most expensive (average of $1,137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 October 12, 2025.

One of the essential ways to save on airfare from Boston to Sal is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 33% on airfare.

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 October 12, 2025.
Get a feel of what it's like to fly with TAP AIR PORTUGAL from Boston to Sal by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.1
Good
2,009 reviews

Crew

7.8

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Food

6.2

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
TAP AIR PORTUGAL
7.1
Good
2,009 reviews
TAP AIR PORTUGAL
7.1
Good
2,009 reviews

Crew

7.8

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Food

6.2

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue

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?

    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.

  • How long is the flight from Boston to Sal?

    For as low as $957, TAP AIR PORTUGAL can have you in Sal from Boston in 38h 25m. There are 3325 mi between Boston and Sal.

  • 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.

  • What is the cheapest month to book a flight from Boston to Sal?

    Currently, November is the cheapest month in which you can book a flight from Boston to Sal (average of $735). Flying from Boston to Sal in May is currently the most expensive (average of $1,137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Boston to Sal

See prices for flight routes from nearby airports that may be better suited for you.
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Boston to Espargos flights
Boston to São Pedro flights

Top airline flying from Boston to Sal

Discover the top airline that operate flights from Boston to Sal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$763Average$1,094FlexibilityNo cancel feeOn-timeN/A

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