What airlines fly to San Salvador?

Avianca, American Airlines and Delta 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 56% of people opting to fly with this airline when traveling to San Salvador. Keep in mind that there are 6 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?

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

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

As of July 2025, 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 July 2025, there are 6 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.

$92 Cheap Flights from Boston to San Salvador in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Boston to San Salvador

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:00 am - 12:44 pmBOS-SAL

8h 44m1 stop

1:49 pm - 11:55 pmSAL-BOS

8h 06m1 stop

$207Spirit Airlines

Find Deal

dom., sep. 7 - dom., sep. 21

3:49 pm - 11:35 pmBOS-SAL

9h 46m1 stop

5:04 am - 7:22 pmSAL-BOS

12h 18m1 stop

$229Copa Airlines

Find Deal

jue., sep. 4 - mar., sep. 9

5:35 am - 12:27 pmBOS-SAL

8h 52m1 stop

1:52 pm - 1:21 amSAL-BOS

9h 29m1 stop

$240Delta

Find Deal

mié., ago. 20 - vie., sep. 5

6:00 am - 8:17 pmBOS-SAL

16h 17m2 stops

6:00 am - 11:57 pmSAL-BOS

15h 57m2 stops

$244United Airlines

Find Deal

jue., ago. 21 - jue., sep. 11

5:33 pm - 2:23 pmBOS-SAL

22h 50m1 stop

6:00 am - 5:47 pmSAL-BOS

9h 47m1 stop

$247United Airlines

Find Deal

sáb., ago. 30 - lun., sep. 8

4:50 pm - 8:15 pmBOS-SAL

5h 25mnonstop

7:45 am - 2:55 pmSAL-BOS

5h 10mnonstop

$268Avianca

Find Deal

vie., sep. 19 - vie., oct. 3

4:50 pm - 8:15 pmBOS-SAL

5h 25mnonstop

7:45 am - 2:55 pmSAL-BOS

5h 10mnonstop

$272Avianca

Find Deal

vie., sep. 12 - mié., sep. 24

5:35 am - 12:27 pmBOS-SAL

8h 52m1 stop

1:52 pm - 1:24 amSAL-BOS

9h 32m1 stop

$290Delta

Find Deal

dom., ago. 31 - lun., sep. 8

6:00 pm - 11:36 amBOS-SAL

19h 36m2 stops

12:36 pm - 10:14 amSAL-BOS

19h 38m2 stops

$309American Airlines

Find Deal

vie., ago. 22 - vie., ago. 29

6:21 pm - 11:36 amBOS-SAL

19h 15m2 stops

12:35 pm - 10:10 amSAL-BOS

19h 35m2 stops

$310American Airlines

Find Deal

mié., ago. 20 - mié., sep. 3

American Airlines flights from Boston to San Salvador

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

American Airlines

Aug 22

BOS6:00 pmBoston Logan Intl

19h 36m

2 stops

SAL11:36 amSan Salvador El Salvador Intl

Aug 29

SAL12:36 pmSan Salvador El Salvador Intl

19h 38m

2 stops

BOS10:14 amBoston Logan Intl

$309

Find similar

American Airlines

Aug 20

BOS6:21 pmBoston Logan Intl

19h 15m

2 stops

SAL11:36 amSan Salvador El Salvador Intl

Sep 3

SAL12:35 pmSan Salvador El Salvador Intl

19h 35m

2 stops

BOS10:10 amBoston Logan Intl

$310

Find similar

American Airlines

Jul 17

BOS9:34 amBoston Logan Intl

12h 22m

2 stops

SAL7:56 pmSan Salvador El Salvador Intl

Jul 21

SAL6:00 amSan Salvador El Salvador Intl

15h 34m

2 stops

BOS11:34 pmBoston Logan Intl

$363

Find similar

Spirit Airlines flights from Boston to San Salvador

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

Spirit Airlines

Sep 7

BOS6:00 amBoston Logan Intl

8h 44m

1 stop

SAL12:44 pmSan Salvador El Salvador Intl

Sep 21

SAL1:49 pmSan Salvador El Salvador Intl

8h 06m

1 stop

BOS11:55 pmBoston Logan Intl

$207

Find similar

Spirit Airlines

Aug 26

BOS6:05 amBoston Logan Intl

8h 09m

1 stop

SAL12:14 pmSan Salvador El Salvador Intl

Sep 4

SAL1:49 pmSan Salvador El Salvador Intl

8h 06m

1 stop

BOS11:55 pmBoston Logan Intl

$233

Find similar

Spirit Airlines

Aug 21

BOS6:05 amBoston Logan Intl

8h 09m

1 stop

SAL12:14 pmSan Salvador El Salvador Intl

Sep 11

SAL1:49 pmSan Salvador El Salvador Intl

8h 06m

1 stop

BOS11:55 pmBoston Logan Intl

$235

Find similar

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

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 September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $387.

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 $494. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Saturday is $621.

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 evening. Flights from Boston to San Salvador during this time can be as low as $473. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $560 on average. Flights to San Salvador from Boston in the afternoon 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 $527 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 $471 on momondo.

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

There are 1 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 1% 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 July 2025, prices for Boston to San Salvador flights are approximately 46% cheaper 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	$92
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 $92. The best round-trip flight deal from Boston to San Salvador found on momondo in the last 72 hours is $207.

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 July 2025, there are 6 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 (92.23% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (4.61%), Boeing 737 MAX 8 (0.66%), and Boeing 737-800 (0.53%).
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 51% of the total bookings. Other popular airlines include American Airlines with 23%, Copa Airlines with 8%, and United 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
Spirit Airlines	PriceFrom $154	Free Cancellation	Rating 6.3 8,055 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $226	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
Copa Airlines	PriceFrom $249	Free Cancellation	Rating 7.5 1,475 reviews	Search Copa Airlines flights
Delta	PriceFrom $279	Free Cancellation	Rating 8.0 7,951 reviews	Search Delta flights
Avianca	PriceFrom $280	Free Cancellation	Rating 6.7 2,374 reviews	Search Avianca flights
American Airlines	PriceFrom $318	Free Cancellation	Rating 7.2 10,000 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 $280 round-trip, up to an average price of $556. Our users have rated Avianca at 6.7/10.

Sonsonate

La Libertad

El Cuco

Acajutla

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

mar. 7/15

mar. 7/22

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to El Salvador

Fly your favorite airline to San Salvador

Cheap flights from Boston to San Salvador from $92

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 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Boston to San Salvador

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from Boston to San Salvador

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

Spirit Airlines flights from Boston to San Salvador

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

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 cheapest month to fly to San Salvador?

If you aren’t able to travel to San Salvador during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $387.

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 1 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 1% 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 July 2025, prices for Boston to San Salvador flights are approximately 46% cheaper 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?

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

What airlines fly to San Salvador?

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

As of July 2025, 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 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

Airlines are sorted and displayed according to clicks in the past 7 days on momondo