$146+ Cheap flights from San Salvador (SAL) to Boston (BOS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Salvador to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Boston Logan Intl are usually found in October or September, booked 85 days in advance, depart on a Friday or Wednesday and return on a Tuesday
Find flight deals from San Salvador to Boston
Cheapest flights from San Salvador to BostonExplore the most affordable flight options available from San Salvador to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from San Salvador to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Copa Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheap flight deals from San Salvador to Boston
Discover tips and strategies to find the most affordable flight options for your journey from San Salvador (SAL) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $228 (Mytrip) |
One-way from | $146 (Delta) |
Popular in | January |
Cheapest in | October |
Average price | $281 |
Good round-trip deal | $153 or less |
Good one-way deal | $159 or less |
Cheapflights Fare Finder
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
Wed 2/4
11:54 pm-9:14 am
1 stop8h 20m
Boston Logan Intl
Sun 2/8
1:24 pm-10:47 pm
1 stop10h 23m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Wed 12/10
6:55 am-11:41 pm
2 stops15h 46m
Boston Logan Intl
Tue 2/10
9:30 am-9:19 pm
2 stops12h 49m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Sun 12/7
11:54 pm-9:14 am
1 stop8h 20m
Boston Logan Intl
Sun 2/8
6:00 am-10:47 pm
2 stops17h 47m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Sun 11/23
7:45 am-1:50 pm
Nonstop5h 05m
Boston Logan Intl
Sun 11/30
3:25 pm-8:15 pm
Nonstop5h 50m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Wed 12/24
3:52 pm-11:57 pm
1 stop7h 05m
Boston Logan Intl
Fri 1/2
5:45 am-2:47 pm
1 stop10h 02m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Sun 12/7
11:54 pm-9:14 am
1 stop8h 20m
Boston Logan Intl
Sat 2/7
12:45 pm-10:47 pm
2 stops35h 02m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Thu 12/25
3:52 pm-10:50 am
1 stop17h 58m
Boston Logan Intl
Mon 1/5
12:29 pm-2:47 pm
2 stops27h 18m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Wed 3/18
8:35 am-11:10 pm
1 stop12h 35m
Boston Logan Intl
Tue 3/31
8:47 am-11:37 pm
1 stop16h 50m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Sun 12/21
3:43 pm-9:54 am
2 stops17h 11m
Boston Logan Intl
Sun 1/11
6:54 pm-12:31 pm
2 stops18h 37m
San SalvadorBoston
SAL - BOS
SALBOS
San Salvador El Salvador Intl
Tue 12/23
2:00 am-9:29 pm
1 stop18h 29m
Boston Logan Intl
Fri 1/2
5:20 am-9:51 pm
1 stop17h 31m
Compare providers for flights from San Salvador to Boston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Salvador to Boston in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Salvador-Boston flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on San Salvador-Boston flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from San Salvador-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Salvador-Boston flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Salvador-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Salvador to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from San Salvador with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Salvador to Boston
How far ahead should I book a flight from San Salvador to Boston?
The price you pay for your flight from San Salvador to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Salvador to Boston?
Currently, August is the cheapest month in which you can book a flight from San Salvador to Boston (average of $114). Flying from San Salvador to Boston in February is currently the most expensive (average of $254). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAL to BOS?
One of the essential ways to save on airfare from San Salvador to Boston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.
How often are flights from San Salvador to Boston delayed?
About 3% of weekly flights between San Salvador and Boston have experienced delays in the past year, with the average delay time being 109 minutes.
What is the most punctual flight time for San Salvador to Boston flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Salvador to Boston flights?
Over the last year, Avianca have had the lowest number of delays on this route, with just 1% of flights being delayed.
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from San Salvador to Boston, such as Copa Airlines, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Food
Boarding
Crew
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
PEI - PTY
Related info for your journey
Find useful and relevant information for your journey from San Salvador to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Salvador to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Salvador to Boston
Discover the top 6 airlines that operate flights from San Salvador to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$401 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$180 | Average$564 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$211 | Average$342 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$258 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$486 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$396 | Average$629 | FlexibilityNo cancel fee | On-time71% |