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

Miami (MIA) was the most common stop: 56% 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 57m.

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

As of October 2025, there are 5 flights per week flying from Boston to San Salvador. The most common day of the week flights depart is Sun, with 40% of flights taking off on this day.

What airlines fly to San Salvador?

Avianca, American Airlines and Copa 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 52% 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?

United Airlines, Copa Airlines, and Avianca are the most popular carriers operating from Boston Logan Intl to San Salvador El Salvador Intl

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

Flights via Panama City (PTY) offer the lowest average round-trip price of $409.

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.

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 October 2025, 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.

$104 Cheap Flights from Boston to San Salvador in 2025/26

Q: What is the typical price of a round-trip flight between Boston and San Salvador?

Prices are currently low for flights on this route. Typical prices usually range from $270 to $461. The lowest price recently found on this route was $240.

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11:42 am - 7:43 pmBOS-SAL

9h 01m1 stop

11:54 pm - 9:14 amSAL-BOS

8h 20m1 stop

$240United Airlines

Find Deal

Fri, Jan 23 - Wed, Feb 4

11:42 am - 9:19 pmBOS-SAL

10h 37m1 stop

11:54 pm - 5:19 pmSAL-BOS

16h 25m2 stops

$244United Airlines

Find Deal

Fri, Jan 23 - Wed, Feb 4

2:44 pm - 11:39 pmBOS-SAL

9h 55m1 stop

7:30 am - 10:03 pmSAL-BOS

13h 33m1 stop

$266Copa Airlines

Find Deal

Mon, Nov 10 - Mon, Nov 24

3:25 pm - 8:15 pmBOS-SAL

5h 50mnonstop

7:45 am - 1:50 pmSAL-BOS

5h 05mnonstop

$269Avianca

Find Deal

Mon, Nov 10 - Mon, Nov 17

3:25 pm - 8:15 pmBOS-SAL

5h 50mnonstop

7:45 am - 1:50 pmSAL-BOS

5h 05mnonstop

$279Avianca

Find Deal

Mon, Dec 8 - Mon, Dec 22

7:34 am - 8:40 pmBOS-SAL

14h 06m1 stop

7:45 am - 1:50 pmSAL-BOS

5h 05mnonstop

$280Multiple Airlines

Find Deal

Tue, Nov 18 - Fri, Dec 12

3:49 pm - 11:37 pmBOS-SAL

9h 48m1 stop

8:33 am - 10:03 pmSAL-BOS

12h 30m1 stop

$289Copa Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

5:50 am - 1:13 amBOS-SAL

20h 23m1 stop

2:37 am - 11:57 pmSAL-BOS

20h 20m1 stop

$292Spirit Airlines

Find Deal

Fri, Dec 5 - Mon, Dec 8

5:36 am - 2:28 pmBOS-SAL

9h 52m1 stop

1:26 pm - 12:59 amSAL-BOS

10h 33m1 stop

$301American Airlines

Find Deal

Wed, Nov 19 - Sun, Dec 14

6:46 am - 2:28 pmBOS-SAL

8h 42m1 stop

3:31 pm - 12:51 amSAL-BOS

8h 20m1 stop

$337American Airlines

Find Deal

Sat, Nov 15 - Wed, Nov 19

United Airlines flights from Boston to San Salvador

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

United Airlines

Jan 23

BOS11:42 amBoston Logan Intl

9h 01m

1 stop

SAL7:43 pmSan Salvador El Salvador Intl

Feb 4

SAL11:54 pmSan Salvador El Salvador Intl

8h 20m

1 stop

BOS9:14 amBoston Logan Intl

$240

Find similar

United Airlines

Jan 23

BOS11:42 amBoston Logan Intl

10h 37m

1 stop

SAL9:19 pmSan Salvador El Salvador Intl

Feb 4

SAL11:54 pmSan Salvador El Salvador Intl

16h 25m

2 stops

BOS5:19 pmBoston Logan Intl

$244

Find similar

United Airlines

Nov 17

BOS1:30 pmBoston Logan Intl

10h 17m

1 stop

SAL10:47 pmSan Salvador El Salvador Intl

Dec 13

SAL6:55 amSan Salvador El Salvador Intl

15h 20m

1 stop

BOS11:15 pmBoston Logan Intl

$296

Find similar

Copa Airlines flights from Boston to San Salvador

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

Copa Airlines

Nov 10

BOS2:44 pmBoston Logan Intl

9h 55m

1 stop

SAL11:39 pmSan Salvador El Salvador Intl

Nov 24

SAL7:30 amSan Salvador El Salvador Intl

13h 33m

1 stop

BOS10:03 pmBoston Logan Intl

$266

Find similar

Copa Airlines

Oct 30

BOS3:49 pmBoston Logan Intl

9h 48m

1 stop

SAL11:37 pmSan Salvador El Salvador Intl

Nov 4

SAL8:33 amSan Salvador El Salvador Intl

12h 30m

1 stop

BOS10:03 pmBoston Logan Intl

$289

Find similar

Copa Airlines

Oct 14

BOS3:49 pmBoston Logan Intl

9h 48m

1 stop

SAL11:37 pmSan Salvador El Salvador Intl

Oct 18

SAL7:30 amSan Salvador El Salvador Intl

13h 23m

1 stop

BOS10:53 pmBoston Logan Intl

$294

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Fri 1/23

11:42 am-7:43 pm

1 stop9h 01m

San Salvador El Salvador Intl

Wed 2/4

11:54 pm-9:14 am

1 stop8h 20m

$240

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Fri 1/23

11:42 am-9:19 pm

1 stop10h 37m

San Salvador El Salvador Intl

Wed 2/4

11:54 pm-5:19 pm

2 stops16h 25m

$244

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Mon 11/10

2:44 pm-11:39 pm

1 stop9h 55m

San Salvador El Salvador Intl

Mon 11/24

7:30 am-10:03 pm

1 stop13h 33m

$266

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Mon 11/10

3:25 pm-8:15 pm

Nonstop5h 50m

San Salvador El Salvador Intl

Mon 11/17

7:45 am-1:50 pm

Nonstop5h 05m

$269

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Mon 12/8

3:25 pm-8:15 pm

Nonstop5h 50m

San Salvador El Salvador Intl

Mon 12/22

7:45 am-1:50 pm

Nonstop5h 05m

$279

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Tue 11/18

7:34 am-8:40 pm

1 stop14h 06m

San Salvador El Salvador Intl

Fri 12/12

7:45 am-1:50 pm

Nonstop5h 05m

$280

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Thu 10/30

3:49 pm-11:37 pm

1 stop9h 48m

San Salvador El Salvador Intl

Tue 11/4

8:33 am-10:03 pm

1 stop12h 30m

$289

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Fri 12/5

5:50 am-1:13 am

1 stop20h 23m

San Salvador El Salvador Intl

Mon 12/8

2:37 am-11:57 pm

1 stop20h 20m

$292

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Wed 11/19

5:36 am-2:28 pm

1 stop9h 52m

San Salvador El Salvador Intl

Sun 12/14

1:26 pm-12:59 am

1 stop10h 33m

$301

BostonSan Salvador

BOS - SAL

BOSSAL

Boston Logan Intl

Sat 11/15

6:46 am-2:28 pm

1 stop8h 42m

San Salvador El Salvador Intl

Wed 11/19

3:31 pm-12:51 am

1 stop8h 20m

$337

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

Layovers

Other information

What is the typical price of a round-trip flight between Boston and San Salvador?

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 $350.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $375. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Sunday is $574.

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

Our most recent data shows that the best time of day to fly to San Salvador is in the morning. Flights from Boston to San Salvador during this time can be as low as $533. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $645 on average. Flights to San Salvador from Boston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $514 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 $428 on momondo.

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

There are 2 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?

You could potentially save up to 4% on your flight if you consider stops on a Boston to San Salvador flight.

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

As of October 2025, prices for Boston to San Salvador flights are approximately 26% 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	$202
Fastest flight time	5h 25m
Direct flights	Mon, Tue, Thu and Sat
Airports in San Salvador	1 airport

The best one-way flight to San Salvador from Boston in the past 72 hours is $202. The best round-trip flight deal from Boston to San Salvador found on momondo in the last 72 hours is $315.

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

Direct flights go from Boston to San Salvador on Monday, Tuesday, Thursday and Saturday. The only airline offering direct flights is Avianca.

There is 1 airport near San Salvador: 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 October 2025, 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 (83.79% of total bookings). The next most popular plane models are Airbus A320-100/200 (9.38%), Boeing 787-9 Dreamliner (3.12%), and Boeing 737 MAX 8 (0.98%).
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 45% of the total bookings. Other popular airlines include American Airlines with 24%, Copa Airlines with 10%, and United Airlines with 9%.

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
Spirit Airlines	PriceFrom $154	Free Cancellation	Rating 6.3 8,090 reviews	Search Spirit Airlines flights
Copa Airlines	PriceFrom $173	Free Cancellation	Rating 7.6 1,546 reviews	Search Copa Airlines flights
Delta	PriceFrom $210	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
United Airlines	PriceFrom $226	Free Cancellation	Rating 7.4 8,973 reviews	Search United Airlines flights
Avianca	PriceFrom $282	Free Cancellation	Rating 6.6 2,449 reviews	Search Avianca flights
American Airlines	PriceFrom $343	Free Cancellation	Rating 7.2 11,044 reviews	Search American Airlines flights
Frontier	PriceFrom $513	Free Cancellation	Rating 5.8 3,136 reviews	Search Frontier flights

Avianca Flights From Boston to San Salvador
Avianca is one of the most popular airlines flying from Boston to San Salvador, operating 5 flights/week on average for this route. A good Avianca flight deal for Boston to San Salvador starts from $282 round-trip, up to an average price of $557. Our users have rated Avianca at 6.6/10.

Sonsonate

La Libertad

Acajutla

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.

An easier way to manage your San Salvador trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Boston to San Salvador from $108

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 2/24. 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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United Airlines flights from Boston to San Salvador

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

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See travel insights to San Salvador from

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

What is the typical price of a round-trip flight between Boston and San Salvador?

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 $350.

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

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

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?

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

There are 2 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?

You could potentially save up to 4% on your flight if you consider stops on a Boston to San Salvador flight.

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

As of October 2025, prices for Boston to San Salvador flights are approximately 26% more expensive when compared to flights at the same time last year.

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

United Airlines, Copa Airlines, and Avianca are the most popular carriers operating from Boston Logan Intl to San Salvador El Salvador Intl

What airlines fly to San Salvador?

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

Miami (MIA) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Panama City (PTY) offer the lowest average round-trip price of $409.

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 57m.

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 October 2025, there are 5 flights per week flying from Boston to San Salvador. The most common day of the week flights depart is Sun, with 40% of flights taking off on this day.

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

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

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

How many operators does momondo search 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?

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

What is the most popular plane model from Boston to San Salvador?

What is the most popular airline from Boston to 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

Traveling to a place near San Salvador?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your San Salvador trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to El Salvador

Fly your favorite airline to San Salvador