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Cheap flights from Boston to Espargos from $397

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 Espargos departing on 2/25. 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 Espargos

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
10:45 pm - 12:05 am
BOS
-
SID
21h 20m1 stop
TAP AIR PORTUGAL Logo
1:05 am - 2:35 pm
SID
-
BOS
17h 30m1 stop
$690TAP AIR PORTUGAL
Thu, Jan 15 - Tue, Jan 27
TAP AIR PORTUGAL Logo
6:30 pm - 11:15 pm
BOS
-
SID
25h 45m1 stop
TAP AIR PORTUGAL Logo
12:15 am - 2:40 pm
SID
-
BOS
17h 25m1 stop
$718TAP AIR PORTUGAL
Tue, Apr 28 - Mon, May 11
TAP AIR PORTUGAL Logo
6:05 pm - 11:40 am
BOS
-
SID
14h 35m1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:45 pm
SID
-
BOS
23h 30m1 stop
$810TAP AIR PORTUGAL
Thu, May 7 - Wed, May 27
TAP AIR PORTUGAL Logo
6:05 pm - 12:05 am
BOS
-
SID
26h 00m1 stop
TAP AIR PORTUGAL Logo
1:05 am - 2:35 pm
SID
-
BOS
17h 30m1 stop
$825TAP AIR PORTUGAL
Wed, Jan 7 - Tue, Jan 27
TAP AIR PORTUGAL Logo
11:45 pm - 12:05 am
BOS
-
SID
21h 20m1 stop
TAP AIR PORTUGAL Logo
1:05 am - 3:35 pm
SID
-
BOS
17h 30m1 stop
$830TAP AIR PORTUGAL
Sun, Mar 8 - Fri, Mar 27
Multiple Airlines Logo
7:10 pm - 3:55 pm
BOS
-
SID
16h 45m1 stop
Multiple Airlines Logo
5:50 pm - 8:55 pm
SID
-
BOS
31h 05m2 stops
$896Multiple Airlines
Thu, Jan 15 - Wed, Jan 28
Multiple Airlines Logo
3:40 pm - 12:05 am
BOS
-
SID
28h 25m2 stops
Multiple Airlines Logo
1:05 am - 8:20 pm
SID
-
BOS
23h 15m2 stops
$907Multiple Airlines
Thu, Jan 15 - Tue, Jan 27
TAP AIR PORTUGAL Logo
6:30 pm - 11:15 pm
BOS
-
SID
25h 45m1 stop
TAP AIR PORTUGAL Logo
12:15 am - 8:45 pm
SID
-
BOS
47h 30m2 stops
$917TAP AIR PORTUGAL
Tue, Apr 28 - Mon, May 11
Multiple Airlines Logo
1:00 pm - 12:05 am
BOS
-
SID
31h 05m3 stops
Multiple Airlines Logo
1:05 am - 6:35 pm
SID
-
BOS
21h 30m2 stops
$920Multiple Airlines
Thu, Jan 15 - Tue, Jan 27
TAP AIR PORTUGAL Logo
11:45 pm - 12:05 am
BOS
-
SID
21h 20m1 stop
TAP AIR PORTUGAL Logo
12:45 pm - 7:55 pm
SID
-
BOS
34h 10m2 stops
$936TAP AIR PORTUGAL
Sun, Mar 8 - Sun, Mar 29

TAP AIR PORTUGAL flights from Boston to Espargos

Our best TAP AIR PORTUGAL deals on Boston to Espargos flight tickets
TAP AIR PORTUGAL
Jan 15
BOS10:45 pmBoston Logan Intl
21h 20m
1 stop
SID12:05 amEspargos Amilcar Cabral Intl
Jan 27
SID1:05 amEspargos Amilcar Cabral Intl
17h 30m
1 stop
BOS2:35 pmBoston Logan Intl
$690
Find similar
TAP AIR PORTUGAL
Apr 28
BOS6:30 pmBoston Logan Intl
25h 45m
1 stop
SID11:15 pmEspargos Amilcar Cabral Intl
May 11
SID12:15 amEspargos Amilcar Cabral Intl
17h 25m
1 stop
BOS2:40 pmBoston Logan Intl
$718
Find similar
TAP AIR PORTUGAL
May 7
BOS6:05 pmBoston Logan Intl
14h 35m
1 stop
SID11:40 amEspargos Amilcar Cabral Intl
May 27
SID12:15 amEspargos Amilcar Cabral Intl
23h 30m
1 stop
BOS8:45 pmBoston Logan Intl
$810
Find similar

Lufthansa flights from Boston to Espargos

Our best Lufthansa deals on Boston to Espargos flight tickets
Lufthansa
Mar 8
BOS5:25 pmBoston Logan Intl
19h 50m
3 stops
SID4:15 pmEspargos Amilcar Cabral Intl
Mar 28
SID1:05 amEspargos Amilcar Cabral Intl
19h 35m
2 stops
BOS5:40 pmBoston Logan Intl
$1,613
Find similar
Lufthansa
Mar 8
BOS5:25 pmBoston Logan Intl
19h 50m
3 stops
SID4:15 pmEspargos Amilcar Cabral Intl
Mar 27
SID1:05 amEspargos Amilcar Cabral Intl
43h 35m
2 stops
BOS5:40 pmBoston Logan Intl
$1,623
Find similar
Lufthansa
Mar 8
BOS5:25 pmBoston Logan Intl
19h 50m
3 stops
SID4:15 pmEspargos Amilcar Cabral Intl
Mar 27
SID1:05 amEspargos Amilcar Cabral Intl
43h 35m
2 stops
BOS5:40 pmBoston Logan Intl
$1,703
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Espargos 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 December 16, 2025.
Use the filters below to find and compare flights from Boston to Espargos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 1/15

10:45 pm-12:05 am

1 stop21h 20m

Espargos Amilcar Cabral Intl

Tue 1/27

1:05 am-2:35 pm

1 stop17h 30m

$690

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Tue 4/28

6:30 pm-11:15 pm

1 stop25h 45m

Espargos Amilcar Cabral Intl

Mon 5/11

12:15 am-2:40 pm

1 stop17h 25m

$718

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 5/7

6:05 pm-11:40 am

1 stop14h 35m

Espargos Amilcar Cabral Intl

Wed 5/27

12:15 am-8:45 pm

1 stop23h 30m

$810

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Wed 1/7

6:05 pm-12:05 am

1 stop26h 00m

Espargos Amilcar Cabral Intl

Tue 1/27

1:05 am-2:35 pm

1 stop17h 30m

$825

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 3/8

11:45 pm-12:05 am

1 stop21h 20m

Espargos Amilcar Cabral Intl

Fri 3/27

1:05 am-3:35 pm

1 stop17h 30m

$830

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 1/15

7:10 pm-3:55 pm

1 stop16h 45m

Espargos Amilcar Cabral Intl

Wed 1/28

5:50 pm-8:55 pm

2 stops31h 05m

$896

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 1/15

3:40 pm-12:05 am

2 stops28h 25m

Espargos Amilcar Cabral Intl

Tue 1/27

1:05 am-8:20 pm

2 stops23h 15m

$907

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Tue 4/28

6:30 pm-11:15 pm

1 stop25h 45m

Espargos Amilcar Cabral Intl

Mon 5/11

12:15 am-8:45 pm

2 stops47h 30m

$917

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Thu 1/15

1:00 pm-12:05 am

3 stops31h 05m

Espargos Amilcar Cabral Intl

Tue 1/27

1:05 am-6:35 pm

2 stops21h 30m

$920

BostonEspargos

BOS - SID

BOSSID

Boston Logan Intl

Sun 3/8

11:45 pm-12:05 am

1 stop21h 20m

Espargos Amilcar Cabral Intl

Sun 3/29

12:45 pm-7:55 pm

2 stops34h 10m

$936

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Espargos from

How to get the cheapest flight ticket from Boston to Espargos

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 typical price of a round-trip flight between Boston and Espargos?

What is the cheapest month to fly to Espargos?

The cheapest month to fly to Espargos from Boston is in January. Flight prices, which tend to average around $806, are often lower during this time because this is during the off-season. If you don’t want to visit Espargos in January, then you should wait until October to fly from Boston, when ticket prices are also cheap, with an average price of $807.

What is the cheapest day to depart on your flight to Espargos?

According to our data, Monday is the cheapest day to fly to Espargos from Boston. The lowest ticket price found for a Monday departure recently was $954. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Espargos is Friday, with ticket prices averaging around $1,324.

What is the cheapest time of day to depart on your flight to Espargos?

Our data shows that the cheapest Boston to Espargos flights are usually those with departure times in the evening. Our users have found flights to Espargos in the evening for as low as $1,106. Flights in the afternoon are often more expensive with an average ticket price of $1,197.

When to book flights from Boston to Espargos

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

Cheap Boston to Espargos (BOS to SID) flight deals and tips

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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Boston to Espargos takes 13h 55m
There are no direct flights from Boston to Espargos. There are no popular flight routes from Boston to Espargos.
Search flight deals

  • How far is Boston Logan Intl to Espargos Amilcar Cabral Intl by plane?

    The straight-line distance from Boston Logan Intl to Espargos Amilcar Cabral Intl is 3327.4 mi. By plane, this route typically takes 13h 55m.

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

    Prices for flights from Boston Logan Intl Airport to Espargos Amilcar Cabral Intl Airport are updated daily.

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

  • How old do you have to be to fly from Boston Logan Intl Airport to Espargos Amilcar Cabral Intl 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 Espargos Amilcar Cabral Intl Airport.

  • What documentation or ID do you need to fly to Espargos Amilcar Cabral Intl Airport?

    The necessary travel and health documents for your Espargos Amilcar Cabral Intl 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 Espargos?

Best airlines flying from Boston to Espargos

Compare and see reviews for airlines that fly from Boston to Espargos with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $767Free CancellationRating
7.2
2,091 reviews
Search TAP AIR PORTUGAL flights

Traveling to a place near Espargos?

Book flights to Espargos if you plan to visit one of these locations
Santa Maria

Why use momondo?

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

It is quick and easy to find Boston to Espargos flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Espargos that suits you.

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

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

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

momondo helps you find the best flight between Boston and Espargos 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 Espargos right now. Can momondo alert me if prices change?

Price alerts on flights to Espargos from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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TAP AIR PORTUGAL