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Cheap flights from San Salvador to Boston from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Salvador to Boston departing on 2/3. 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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Find the cheapest flights from San Salvador to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
4:02 pm - 3:27 pm
SAL
-
BOS
22h 25m
2 stops
Spirit Airlines Logo
5:27 am - 2:56 pm
BOS
-
SAL
10h 29m
1 stop
$239Spirit Airlines
mar., feb. 24 - mar., mar. 3
Spirit Airlines Logo
4:02 pm - 12:49 pm
SAL
-
BOS
19h 47m
1 stop
Spirit Airlines Logo
5:23 pm - 2:52 pm
BOS
-
SAL
22h 29m
1 stop
$241Spirit Airlines
jue., ene. 29 - sáb., feb. 7
Frontier Logo
2:36 pm - 1:03 am
SAL
-
BOS
9h 27m
1 stop
Frontier Logo
6:00 am - 1:21 pm
BOS
-
SAL
8h 21m
1 stop
$244Frontier
mié., ene. 28 - mié., feb. 4
Multiple Airlines Logo
11:10 am - 11:57 pm
SAL
-
BOS
11h 47m
2 stops
Multiple Airlines Logo
5:23 pm - 2:52 pm
BOS
-
SAL
22h 29m
1 stop
$246Multiple Airlines
sáb., ene. 31 - sáb., feb. 7
Frontier Logo
2:36 pm - 1:03 am
SAL
-
BOS
9h 27m
1 stop
Frontier Logo
6:00 am - 1:36 pm
BOS
-
SAL
8h 36m
1 stop
$247Frontier
mié., ene. 28 - sáb., feb. 7
Frontier Logo
2:36 pm - 1:03 am
SAL
-
BOS
9h 27m
1 stop
Frontier Logo
6:00 am - 1:36 pm
BOS
-
SAL
8h 36m
1 stop
$253Frontier
mié., ene. 21 - sáb., ene. 31
Multiple Airlines Logo
11:54 am - 1:13 am
SAL
-
BOS
12h 19m
2 stops
Multiple Airlines Logo
5:34 am - 2:52 pm
BOS
-
SAL
10h 18m
1 stop
$255Multiple Airlines
sáb., feb. 7 - mar., feb. 10
Spirit Airlines Logo
4:02 pm - 2:38 pm
SAL
-
BOS
21h 36m
2 stops
Spirit Airlines Logo
5:34 am - 2:52 pm
BOS
-
SAL
10h 18m
1 stop
$256Spirit Airlines
mar., feb. 3 - mar., feb. 10
Spirit Airlines Logo
4:02 pm - 12:49 pm
SAL
-
BOS
19h 47m
1 stop
Spirit Airlines Logo
5:34 am - 2:52 pm
BOS
-
SAL
10h 18m
1 stop
$258Spirit Airlines
jue., feb. 5 - mar., feb. 10
Spirit Airlines Logo
4:02 pm - 2:38 pm
SAL
-
BOS
21h 36m
2 stops
Spirit Airlines Logo
5:27 am - 2:56 pm
BOS
-
SAL
10h 29m
1 stop
$262Spirit Airlines
jue., feb. 5 - jue., feb. 19

Avianca flights from San Salvador to Boston

Our best Avianca deals on San Salvador to Boston flight tickets
Avianca
May 20
SAL7:45 amSan Salvador El Salvador Intl
5h 05m
BOS2:50 pmBoston Logan Intl
Jun 10
BOS4:50 pmBoston Logan Intl
5h 25m
SAL8:15 pmSan Salvador El Salvador Intl
$284
Avianca
Apr 1
SAL7:45 amSan Salvador El Salvador Intl
5h 05m
BOS2:50 pmBoston Logan Intl
Apr 5
BOS4:50 pmBoston Logan Intl
5h 25m
SAL8:15 pmSan Salvador El Salvador Intl
$297
Avianca
Jan 28
SAL7:45 amSan Salvador El Salvador Intl
5h 05m
BOS1:50 pmBoston Logan Intl
Feb 23
BOS3:25 pmBoston Logan Intl
5h 50m
SAL8:15 pmSan Salvador El Salvador Intl
$302

Spirit Airlines flights from San Salvador to Boston

Our best Spirit Airlines deals on San Salvador to Boston flight tickets
Spirit Airlines
Jan 29
SAL4:02 pmSan Salvador El Salvador Intl
19h 47m
1 stop
BOS12:49 pmBoston Logan Intl
Feb 3
BOS5:34 amBoston Logan Intl
10h 18m
1 stop
SAL2:52 pmSan Salvador El Salvador Intl
$241
Spirit Airlines
Feb 3
SAL4:02 pmSan Salvador El Salvador Intl
21h 36m
2 stops
BOS2:38 pmBoston Logan Intl
Feb 10
BOS5:34 amBoston Logan Intl
10h 18m
1 stop
SAL2:52 pmSan Salvador El Salvador Intl
$256
Spirit Airlines
Feb 5
SAL4:02 pmSan Salvador El Salvador Intl
19h 47m
1 stop
BOS12:49 pmBoston Logan Intl
Feb 10
BOS5:34 amBoston Logan Intl
10h 18m
1 stop
SAL2:52 pmSan Salvador El Salvador Intl
$258

momondo Fare Finder

 
Customize your flight search to find flights from San Salvador to Boston 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 enero 13, 2026.
Use the filters below to find and compare flights from San Salvador to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

mar. 2/24

4:02 pm-3:27 pm

2 stops22h 25m

Boston Logan Intl

mar. 3/3

5:27 am-2:56 pm

1 stop10h 29m

$239

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

jue. 1/29

4:02 pm-12:49 pm

1 stop19h 47m

Boston Logan Intl

sáb. 2/7

5:23 pm-2:52 pm

1 stop22h 29m

$241

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

mié. 1/28

2:36 pm-1:03 am

1 stop9h 27m

Boston Logan Intl

mié. 2/4

6:00 am-1:21 pm

1 stop8h 21m

$244

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

sáb. 1/31

11:10 am-11:57 pm

2 stops11h 47m

Boston Logan Intl

sáb. 2/7

5:23 pm-2:52 pm

1 stop22h 29m

$246

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

mié. 1/28

2:36 pm-1:03 am

1 stop9h 27m

Boston Logan Intl

sáb. 2/7

6:00 am-1:36 pm

1 stop8h 36m

$247

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

mié. 1/21

2:36 pm-1:03 am

1 stop9h 27m

Boston Logan Intl

sáb. 1/31

6:00 am-1:36 pm

1 stop8h 36m

$253

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

sáb. 2/7

11:54 am-1:13 am

2 stops12h 19m

Boston Logan Intl

mar. 2/10

5:34 am-2:52 pm

1 stop10h 18m

$255

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

mar. 2/3

4:02 pm-2:38 pm

2 stops21h 36m

Boston Logan Intl

mar. 2/10

5:34 am-2:52 pm

1 stop10h 18m

$256

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

jue. 2/5

4:02 pm-12:49 pm

1 stop19h 47m

Boston Logan Intl

mar. 2/10

5:34 am-2:52 pm

1 stop10h 18m

$258

San SalvadorBoston

SAL - BOS

SALBOS

San Salvador El Salvador Intl

jue. 2/5

4:02 pm-2:38 pm

2 stops21h 36m

Boston Logan Intl

jue. 2/19

5:27 am-2:56 pm

1 stop10h 29m

$262

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 Boston from

How to get the cheapest flight ticket from San Salvador to Boston

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 San Salvador and Boston?

What is the cheapest month to fly to Boston?

In general, October is the cheapest month to fly from San Salvador to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $280. If you aren’t able to travel during the month of October, then book flights to Boston from San Salvador during September instead. Flights to Boston in September, while not as cheap as those in October, still average around $370.

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

The cheapest day to depart from San Salvador to Boston is on a Saturday when prices can be found for as low as $173. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Monday is $477.

What is the cheapest San Salvador El Salvador Intl to Boston Logan Intl flight route?

Fly from San Salvador El Salvador Intl to Boston Logan Intl for the best San Salvador El Salvador Intl - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from San Salvador when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $427 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Salvador for as low as $325 on momondo.

What cabin class options are available on San Salvador El Salvador Intl to Boston Logan Intl flights?

There are 2 cabin classes available to choose from on San Salvador El Salvador Intl to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Salvador to Boston flight prices changed over time?

As of January 2026, prices for San Salvador to Boston flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from San Salvador to Boston

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

Cheap San Salvador to Boston (SAL to BOS) flight deals and tips

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

Best Price Found

$177

Fastest flight time

5h 05m

Direct flights

Mon, Tue, Thu and Sat

Airports in Boston

1 airport
The best one-way flight to Boston from San Salvador in the past 72 hours is $177. The best round-trip flight deal from San Salvador to Boston found on momondo in the last 72 hours is $230.
The fastest flight from San Salvador to Boston takes 5h 05m
Direct flights go from San Salvador to Boston on Monday, Tuesday, Thursday and Saturday. The only airline offering direct flights is Avianca.
There is 1 airport in Boston. From San Salvador there are direct flights to Boston Logan Intl (BOS).
Search flight deals

  • How far is San Salvador El Salvador Intl to Boston Logan Intl by plane?

    The distance between San Salvador El Salvador Intl and Boston Logan Intl is about 2256.2 mi. In terms of flight time, this usually takes a little over 5h 05m.

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

    Prices for flights from San Salvador El Salvador Intl Airport to Boston Logan Intl Airport refresh daily.

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

  • How old do you have to be to fly from San Salvador El Salvador Intl Airport to Boston Logan 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 San Salvador El Salvador Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan 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 plane model from San Salvador to Boston?

  • What is the most popular airline from San Salvador to Boston?

Best airlines flying from San Salvador to Boston

Compare and see reviews for airlines that fly from San Salvador to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $150Free CancellationRating
7.9
8,039 reviews
Search Delta flights
United AirlinesPriceFrom $152Free CancellationRating
7.4
9,152 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $204Free CancellationRating
7.6
1,558 reviews
Search Copa Airlines flights
Spirit AirlinesPriceFrom $211Free CancellationRating
6.3
8,305 reviews
Search Spirit Airlines flights
AviancaPriceFrom $272Free CancellationRating
6.6
2,489 reviews
Search Avianca flights
American AirlinesPriceFrom $396Free CancellationRating
7.2
11,116 reviews
Search American Airlines flights

  • Avianca Flights From San Salvador to Boston

    Avianca is one of the most popular airlines flying from San Salvador to Boston, operating 2 flights/week on average for this route. A good Avianca flight deal for San Salvador to Boston starts from $272 round-trip, up to an average price of $459. Our users have rated Avianca at 6.6/10.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Falmouth
Nashua
Laconia
Brockton
Sturbridge
Everett
Chatham
Concord

Why use momondo?

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

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 Boston from San Salvador.

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

Flights from San Salvador to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Salvador to Boston?

Once all potential San Salvador to Boston 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 San Salvador to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Salvador to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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