What is the most punctual flight time for Boston to San Salvador flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airport is the most popular layover for flights between Boston and San Salvador?

Miami (MIA) was the most common stop: 54% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Boston to San Salvador?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 7h 51m.

What airlines fly to San Salvador?

Avianca, American Airlines and United Airlines are the top three most popular airlines that fly to San Salvador from Boston according to our data. Avianca is the first choice among our users, with 62% of people opting to fly with this airline when traveling to San Salvador. Keep in mind that there are 7 different airlines that fly to San Salvador on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Boston Logan Intl to San Salvador El Salvador Intl?

Frontier is the most popular carrier operating from Boston Logan Intl to San Salvador El Salvador Intl

How often are flights from Boston to San Salvador delayed?

Historically, on average around 16% of flights between Boston and San Salvador have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Which airline has the best punctuality record on Boston to San Salvador flights?

According to our data, Avianca have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

Which layover airport offers the lowest fares from Boston to San Salvador?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $295.

Which layover airport has the shortest connection time from Boston to San Salvador?

Houston (IAH) has the shortest average layover time for this route: 1h 54m.

How many flights depart from Boston to San Salvador on average per week?

As of March 2026, there are 3 flights per week flying from Boston to San Salvador. The most common day of the week flights depart is Mon, with 33% of flights taking off on this day.

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

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

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

As of March 2026, there are 7 operators available to choose from for flights from Boston Logan Intl Airport to San Salvador El Salvador Intl Airport.

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

What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

The travel and health documents you'll need for your trip to San Salvador El Salvador Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$138 Cheap Flights from Boston to San Salvador in 2026

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Find the cheapest flights from Boston to San Salvador

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 10:45 pm

BOS

SAL

19h 15m

1 stop

3:02 pm - 11:45 am

SAL

BOS

42h 43m

2 stops

$313Frontier

Sun, Apr 5 - Wed, Apr 8

5:45 am - 1:48 pm

BOS

SAL

10h 03m

1 stop

1:37 pm - 1:31 am

SAL

BOS

9h 54m

1 stop

$327Multiple Airlines

Thu, Apr 9 - Fri, Apr 17

12:45 pm - 10:45 pm

BOS

SAL

12h 00m

2 stops

1:37 pm - 10:21 am

SAL

BOS

18h 44m

2 stops

$330Frontier

Mon, Apr 6 - Fri, Apr 17

12:42 pm - 10:05 pm

BOS

SAL

11h 23m

1 stop

7:35 am - 7:06 pm

SAL

BOS

9h 31m

1 stop

$331Multiple Airlines

Wed, Apr 8 - Wed, Apr 22

5:30 am - 10:45 pm

BOS

SAL

19h 15m

1 stop

1:37 pm - 1:31 am

SAL

BOS

9h 54m

1 stop

$334Frontier

Fri, Apr 10 - Fri, Apr 17

12:47 pm - 8:23 am

BOS

SAL

21h 36m

2 stops

1:37 pm - 1:31 am

SAL

BOS

9h 54m

1 stop

$335Frontier

Sun, Apr 12 - Fri, Apr 17

12:47 pm - 8:23 am

BOS

SAL

21h 36m

2 stops

6:45 pm - 11:47 am

SAL

BOS

15h 02m

2 stops

$336Frontier

Sun, Apr 5 - Wed, Apr 8

12:42 pm - 11:00 am

BOS

SAL

24h 18m

2 stops

1:37 pm - 1:31 am

SAL

BOS

9h 54m

1 stop

$337Frontier

Fri, Apr 10 - Fri, Apr 17

5:30 am - 10:45 pm

BOS

SAL

19h 15m

1 stop

1:37 pm - 1:31 am

SAL

BOS

9h 54m

1 stop

$339Frontier

Sun, Apr 12 - Mon, Apr 20

5:30 am - 10:45 pm

BOS

SAL

19h 15m

1 stop

3:02 pm - 1:31 am

SAL

BOS

32h 29m

2 stops

$347Frontier

Mon, Apr 6 - Mon, Apr 13

Copa Airlines flights from Boston to San Salvador

Our best Copa Airlines deals on Boston to San Salvador flight tickets

Copa Airlines

May 26

BOS4:00 pmBoston Logan Intl

9h 36m

1 stop

SAL11:36 pmSan Salvador El Salvador Intl

Jun 3

SAL4:53 amSan Salvador El Salvador Intl

16h 15m

1 stop

BOS11:08 pmBoston Logan Intl

$379

Copa Airlines

Apr 29

BOS3:46 pmBoston Logan Intl

9h 50m

1 stop

SAL11:36 pmSan Salvador El Salvador Intl

May 6

SAL8:29 amSan Salvador El Salvador Intl

12h 39m

1 stop

BOS11:08 pmBoston Logan Intl

$403

Copa Airlines

Mar 30

BOS8:44 amBoston Logan Intl

16h 51m

1 stop

SAL11:35 pmSan Salvador El Salvador Intl

Apr 14

SAL4:57 amSan Salvador El Salvador Intl

16h 12m

1 stop

BOS11:09 pmBoston Logan Intl

$440

Delta flights from Boston to San Salvador

Our best Delta deals on Boston to San Salvador flight tickets

Delta

Apr 27

BOS8:45 pmBoston Logan Intl

17h 54m

1 stop

SAL12:39 pmSan Salvador El Salvador Intl

May 4

SAL2:04 pmSan Salvador El Salvador Intl

17h 45m

1 stop

BOS9:49 amBoston Logan Intl

$384

Delta

Apr 28

BOS6:45 amBoston Logan Intl

7h 54m

1 stop

SAL12:39 pmSan Salvador El Salvador Intl

May 5

SAL2:04 pmSan Salvador El Salvador Intl

7h 54m

1 stop

BOS11:58 pmBoston Logan Intl

$391

Delta

Mar 26

BOS8:45 pmBoston Logan Intl

18h 03m

1 stop

SAL12:48 pmSan Salvador El Salvador Intl

Apr 2

SAL2:13 pmSan Salvador El Salvador Intl

17h 51m

1 stop

BOS10:04 amBoston Logan Intl

$411

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Sun 4/5

5:30 am-10:45 pm

1 stop19h 15m

San Salvador El Salvador Intl

Wed 4/8

3:02 pm-11:45 am

2 stops42h 43m

$313

Quickest round-trip

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Thu 4/9

5:45 am-1:48 pm

1 stop10h 03m

San Salvador El Salvador Intl

Fri 4/17

1:37 pm-1:31 am

1 stop9h 54m

$327

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Mon 4/6

12:45 pm-10:45 pm

2 stops12h 00m

San Salvador El Salvador Intl

Fri 4/17

1:37 pm-10:21 am

2 stops18h 44m

$330

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Wed 4/8

12:42 pm-10:05 pm

1 stop11h 23m

San Salvador El Salvador Intl

Wed 4/22

7:35 am-7:06 pm

1 stop9h 31m

$331

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Fri 4/10

5:30 am-10:45 pm

1 stop19h 15m

San Salvador El Salvador Intl

Fri 4/17

1:37 pm-1:31 am

1 stop9h 54m

$334

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Sun 4/12

12:47 pm-8:23 am

2 stops21h 36m

San Salvador El Salvador Intl

Fri 4/17

1:37 pm-1:31 am

1 stop9h 54m

$335

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Sun 4/5

12:47 pm-8:23 am

2 stops21h 36m

San Salvador El Salvador Intl

Wed 4/8

6:45 pm-11:47 am

2 stops15h 02m

$336

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Fri 4/10

12:42 pm-11:00 am

2 stops24h 18m

San Salvador El Salvador Intl

Fri 4/17

1:37 pm-1:31 am

1 stop9h 54m

$337

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Sun 4/12

5:30 am-10:45 pm

1 stop19h 15m

San Salvador El Salvador Intl

Mon 4/20

1:37 pm-1:31 am

1 stop9h 54m

$339

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Mon 4/6

5:30 am-10:45 pm

1 stop19h 15m

San Salvador El Salvador Intl

Mon 4/13

3:02 pm-1:31 am

2 stops32h 29m

$347

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to San Salvador?

If you aren’t able to travel to San Salvador during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $344.

What is the cheapest day to depart on your flight to San Salvador?

On average, the least expensive day to fly to San Salvador from Boston is on a Saturday. momondo users have found tickets for Saturday departures for as low as $418. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Thursday is $671.

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

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

How far in advance should I book a flight to San Salvador?

You are more likely to see cheaper flights to San Salvador from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around $450 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Salvador from Boston for as low as $391 on momondo.

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

There are 3 cabin classes available to choose from on Boston Logan Intl to San Salvador El Salvador Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to San Salvador flights?

No. A direct flight is the cheapest option for a flight between Boston to San Salvador.

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

As of March 2026, prices for Boston to San Salvador flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Boston to San Salvador

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

Estimated round-trip price

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

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

Best Price Found	$205
Fastest flight time	5h 25m
Direct flights	Every day
Airports in San Salvador	1 airport

The best one-way flight to San Salvador from Boston in the past 72 hours is $205. The best round-trip flight deal from Boston to San Salvador found on momondo in the last 72 hours is $455.

The fastest flight from Boston to San Salvador takes 5h 25m

Direct flights go from Boston to San Salvador every day.

There is 1 airport in San Salvador. From Boston there are direct flights to San Salvador El Salvador Intl (SAL).

Search flight deals

How far is Boston Logan Intl to San Salvador El Salvador Intl by plane?
San Salvador El Salvador Intl is 2256.2 mi away from Boston Logan Intl. A reasonable flight in good conditions will take 5h 25m.
When did momondo last update prices for flights from Boston Logan Intl Airport to San Salvador El Salvador Intl Airport?
Prices for flights from Boston Logan Intl Airport to San Salvador El Salvador Intl Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to San Salvador El Salvador Intl Airport?
As of March 2026, there are 7 operators available to choose from for flights from Boston Logan Intl Airport to San Salvador El Salvador Intl Airport.
How old do you have to be to fly from Boston Logan Intl Airport to San Salvador El Salvador 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 San Salvador El Salvador Intl Airport.
What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?
The travel and health documents you'll need for your trip to San Salvador El Salvador Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to San Salvador?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to San Salvador is Airbus A320neo (88.30% of total bookings). The next most popular plane models are Airbus A320-100/200 (8.52%), Boeing 787-9 Dreamliner (0.91%), and Boeing 737 MAX 8 (0.68%).
What is the most popular airline from Boston to San Salvador?
Based on momondo bookings for flights between Boston and San Salvador, the leading airline is Avianca, making up 56% of the total bookings. Other popular airlines include American Airlines with 16%, United Airlines with 10%, and Copa Airlines with 8%.

Best airlines flying from Boston to San Salvador

Compare and see reviews for airlines that fly from Boston to San Salvador with momondo

Airline	Rating	Free Cancellation	Price
Copa Airlines	PriceFrom $92	Free Cancellation	Rating 7.5 1,577 reviews	Search Copa Airlines flights
Spirit Airlines	PriceFrom $121	Free Cancellation	Rating 6.3 8,535 reviews	Search Spirit Airlines flights
Delta	PriceFrom $124	Free Cancellation	Rating 7.9 8,321 reviews	Search Delta flights
United Airlines	PriceFrom $150	Free Cancellation	Rating 7.4 9,470 reviews	Search United Airlines flights
Frontier	PriceFrom $160	Free Cancellation	Rating 5.7 3,018 reviews	Search Frontier flights
Avianca	PriceFrom $198	Free Cancellation	Rating 6.5 2,505 reviews	Search Avianca flights
American Airlines	PriceFrom $304	Free Cancellation	Rating 7.1 11,491 reviews	Search American Airlines flights

Avianca Flights From Boston to San Salvador
Avianca is one of the most popular airlines flying from Boston to San Salvador, operating 3 flights/week on average for this route. A good Avianca flight deal for Boston to San Salvador starts from $198 round-trip, up to an average price of $456. Our users have rated Avianca at 6.5/10.

Acajutla

Sonsonate

La Libertad

El Cuco

Why use momondo?

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

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 San Salvador for you.

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

Yes. All flights to San Salvador from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to San Salvador.

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

Of course. momondo tracks the price of Boston to San Salvador 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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Cheap flights from Boston to San Salvador from $138

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 San Salvador departing on 4/5. 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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How to get the cheapest flight ticket from Boston to San Salvador

What is the cheapest month to fly to San Salvador?

What is the cheapest day to depart on your flight to San Salvador?

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

How far in advance should I book a flight to San Salvador?

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

Can stopping save me money on Boston to San Salvador flights?

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

What is the cheapest airline that flies from Boston Logan Intl to San Salvador El Salvador Intl?

What airlines fly to San Salvador?

How often are flights from Boston to San Salvador delayed?

What is the most punctual flight time for Boston to San Salvador flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Boston to San Salvador flights?

Which airport is the most popular layover for flights between Boston and San Salvador?

Which layover airport offers the lowest fares from Boston to San Salvador?

Which layover airport has the shortest travel time from Boston to San Salvador?

Which layover airport has the shortest connection time from Boston to San Salvador?

How many flights depart from Boston to San Salvador on average per week?

When to book flights from Boston to San Salvador

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Salvador

Best airlines flying from Boston to San Salvador

Compare and see reviews for airlines that fly from Boston to San Salvador with momondo

Avianca Flights From Boston to San Salvador

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