$290+ Cheap flights from Boston (BOS) to El Salvador
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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAL
Jul 23 — Jul 301
Round-trip
1 adult, Economy
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Cheapest flights from Boston to El SalvadorExplore the most affordable flight options available from Boston to El Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2026.
Explore the most affordable flight options available from Boston to El Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2026.
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sun 9/69:29 am
BOS
- SAL
1 stop14h 06m
United Airlines
Sun 9/206:00 am
SAL
- BOS
2 stops25h 33m
United Airlines
Deal found 6/23![United Airlines logo]()
$524
This Copa Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 11/112:50 pm
BOS
- SAL
1 stop9h 45m
Copa Airlines
Sat 11/217:30 am
SAL
- BOS
1 stop13h 31m
Copa Airlines
Deal found 6/22![Copa Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Fri 9/113:45 pm
BOS
- SAL
1 stop31h 04m
United Airlines
Sun 9/206:00 am
SAL
- BOS
2 stops25h 33m
United Airlines
Deal found 6/23![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 11/115:45 am
BOS
- SAL
2 stops10h 39m
United Airlines
Sat 11/141:10 am
SAL
- BOS
2 stops10h 08m
United Airlines
Deal found 6/23![United Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:30 am
BOS
- SAL
1 stop9h 02m
Delta
Wed 9/91:57 pm
SAL
- BOS
1 stop9h 20m
Delta
Deal found 6/23![Delta logo]()
$533
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sun 9/135:45 am
BOS
- SAL
2 stops17h 04m
United Airlines
Fri 9/183:40 pm
SAL
- BOS
1 stop18h 44m
United Airlines
Deal found 6/23![United Airlines logo]()
$537
This KAYAK deal was found by Cheapflights users on 6/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:25 am
BOS
- SAL
1 stop9h 05m
Azul
Sun 10/46:00 am
SAL
- BOS
1 stop15h 39m
Azul
Deal found 6/23![Azul logo]()
$540
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 11/36:00 am
BOS
- SAL
1 stop17h 47m
United Airlines
Tue 11/107:00 am
SAL
- BOS
1 stop8h 57m
United Airlines
Deal found 6/23![United Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 6/246:00 am
BOS
- SAL
2 stops14h 58m
United Airlines
Mon 7/1310:45 pm
SAL
- BOS
1 stop21h 10m
United Airlines
Deal found 6/22![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 7/49:25 am
BOS
- SAL
1 stop28h 04m
United Airlines
Mon 7/1310:45 pm
SAL
- BOS
2 stops23h 14m
United Airlines
Deal found 6/19![United Airlines logo]()
$545
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Fri 9/113:45 pm
BOS
- SAL
1 stop31h 04m
United Airlines
Mon 9/216:00 am
SAL
- BOS
1 stop15h 38m
United Airlines
Deal found 6/23![United Airlines logo]()
$546
Best flights from Boston to El SalvadorDiscover carefully curated flight deals from Boston to El Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
Discover carefully curated flight deals from Boston to El Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 6/275:42 am
BOS
- SAL
1 stop17h 07m
United Airlines
Thu 7/21:15 am
SAL
- BOS
1 stop18h 29m
United Airlines
Deal found 6/23![United Airlines logo]()
$533
This Delta deal was found by Cheapflights users on 6/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:30 am
BOS
- SAL
1 stop9h 02m
Delta
Sun 8/231:57 pm
SAL
- BOS
1 stop9h 28m
Delta
Deal found 6/21![Delta logo]()
$533
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Thu 7/27:25 am
BOS
- SAL
1 stop15h 24m
United Airlines
Mon 7/610:45 pm
SAL
- BOS
1 stop12h 31m
United Airlines
Deal found 6/22![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Mon 8/2411:00 am
BOS
- SAL
2 stops11h 49m
United Airlines
Fri 9/41:20 pm
SAL
- BOS
2 stops21h 30m
United Airlines
Deal found 6/23![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Tue 8/255:45 am
BOS
- SAL
2 stops17h 04m
United Airlines
Mon 8/316:00 am
SAL
- BOS
1 stop15h 38m
United Airlines
Deal found 6/22![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 9/26:00 am
BOS
- SAL
2 stops16h 49m
United Airlines
Sun 9/63:40 pm
SAL
- BOS
2 stops15h 56m
United Airlines
Deal found 6/23![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 9/25:45 am
BOS
- SAL
1 stop7h 44m
United Airlines
Mon 9/73:40 pm
SAL
- BOS
2 stops19h 10m
United Airlines
Deal found 6/23![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 6/20. 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.
Sat 7/186:43 pm
BOS
- SAL
2 stops19h 32m
United Airlines
Sat 7/253:40 pm
SAL
- BOS
2 stops15h 49m
United Airlines
Deal found 6/20![United Airlines logo]()
$585
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 7/148:00 am
BOS
- SAL
2 stops12h 58m
United Airlines
Tue 8/410:45 pm
SAL
- BOS
1 stop12h 31m
United Airlines
Deal found 6/19![United Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Wed 7/86:05 am
BOS
- SAL
3 stops16h 44m
United Airlines
Fri 7/1710:45 pm
SAL
- BOS
1 stop21h 27m
United Airlines
Deal found 6/19![United Airlines logo]()
$596
Last-minute flights from Boston to El SalvadorDiscover last-minute flight deals from Boston to El Salvador. Data last updated June 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to El Salvador. Data last updated June 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 6/233:54 pm
BOS
- SAL
1 stop22h 21m
United Airlines
Sun 6/281:15 am
SAL
- BOS
1 stop9h 13m
United Airlines
Deal found 6/19![United Airlines logo]()
$548
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 6/246:00 am
BOS
- SAL
2 stops14h 58m
United Airlines
Thu 8/273:40 pm
SAL
- BOS
2 stops20h 27m
United Airlines
Deal found 6/22![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 6/246:00 am
BOS
- SAL
2 stops14h 58m
United Airlines
Mon 7/1310:45 pm
SAL
- BOS
1 stop21h 10m
United Airlines
Deal found 6/22![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 6/275:42 am
BOS
- SAL
1 stop17h 07m
United Airlines
Sat 7/46:00 am
SAL
- BOS
1 stop9h 34m
United Airlines
Deal found 6/23![United Airlines logo]()
$533
This Copa Airlines deal was found by Cheapflights users on 6/19. 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.
Mon 6/294:00 pm
BOS
- SAL
1 stop8h 35m
Copa Airlines
Thu 7/164:54 am
SAL
- BOS
1 stop16h 16m
Copa Airlines
Deal found 6/19![Copa Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 7/49:25 am
BOS
- SAL
1 stop28h 04m
United Airlines
Mon 7/1310:45 pm
SAL
- BOS
1 stop15h 53m
United Airlines
Deal found 6/19![United Airlines logo]()
$540
This FlightHub deal was found by Cheapflights users on 6/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:15 pm
BOS
- SAL
2 stops26h 45m
Avianca
Sun 7/127:45 am
SAL
- BOS
Nonstop5h 05m
Avianca
Deal found 6/20![Avianca logo]()
$543
This oojo deal was found by Cheapflights users on 6/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:50 pm
BOS
- SAL
Nonstop5h 25m
Avianca
Mon 7/2012:05 pm
SAL
- BOS
1 stop17h 05m
Avianca
Deal found 6/23![Avianca logo]()
$553
One-way flights from Boston to El SalvadorSearch for one-way flight options from Boston to El Salvador. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
Search for one-way flight options from Boston to El Salvador. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:59 am
BOS
- SAL
2 stops30h 43m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:04 am
BOS
- SAL
2 stops32h 38m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$291
This Faresmojo deal was found by Cheapflights users on 6/22. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:25 am
BOS
- SAL
1 stop9h 05m
JetBlue
Deal found 6/22![JetBlue logo]()
$306
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/285:45 am
BOS
- SAL
2 stops15h 13m
United Airlines
Deal found 6/23![United Airlines logo]()
$310
This Faresmojo deal was found by Cheapflights users on 6/20. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:35 pm
BOS
- SAL
1 stop20h 40m
JetBlue
Deal found 6/20![JetBlue logo]()
$312
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 7/216:05 am
BOS
- SAL
3 stops16h 44m
United Airlines
Deal found 6/19![United Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 7/226:05 am
BOS
- SAL
3 stops16h 44m
United Airlines
Deal found 6/22![United Airlines logo]()
$316
This Faresmojo deal was found by Cheapflights users on 6/21. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:45 am
BOS
- SAL
1 stop7h 44m
JetBlue
Deal found 6/21![JetBlue logo]()
$322
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 7/156:00 am
BOS
- SAL
2 stops14h 45m
American Airlines
Deal found 6/23![American Airlines logo]()
$330
Find flight deals from Boston to El Salvador
Keep the following information in mind while searching for Boston to El Salvador flight deals. Data was last updated June 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $524 (United Airlines) |
One-way from | $290 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $596 |
Good round-trip deal | $423 or less |
Good one-way deal | $385 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to El Salvador 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, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Boston to El Salvador that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Sat 6/27
5:42 am-8:49 pm
1 stop17h 07m
San Salvador El Salvador Intl
Thu 7/2
1:15 am-9:44 pm
1 stop18h 29m
$533
Quickest round-trip
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Sat 8/15
5:30 am-12:32 pm
1 stop9h 02m
San Salvador El Salvador Intl
Sun 8/23
1:57 pm-1:25 am
1 stop9h 28m
$533
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Thu 7/2
7:25 am-8:49 pm
1 stop15h 24m
San Salvador El Salvador Intl
Mon 7/6
10:45 pm-1:16 pm
1 stop12h 31m
$533
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Mon 8/24
11:00 am-8:49 pm
2 stops11h 49m
San Salvador El Salvador Intl
Fri 9/4
1:20 pm-12:50 pm
2 stops21h 30m
$537
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Tue 8/25
5:45 am-8:49 pm
2 stops17h 04m
San Salvador El Salvador Intl
Mon 8/31
6:00 am-11:38 pm
1 stop15h 38m
$537
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Wed 9/2
6:00 am-8:49 pm
2 stops16h 49m
San Salvador El Salvador Intl
Sun 9/6
3:40 pm-9:36 am
2 stops15h 56m
$547
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Wed 9/2
5:45 am-11:29 am
1 stop7h 44m
San Salvador El Salvador Intl
Mon 9/7
3:40 pm-12:50 pm
2 stops19h 10m
$547
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Sat 7/18
6:43 pm-12:15 pm
2 stops19h 32m
San Salvador El Salvador Intl
Sat 7/25
3:40 pm-9:29 am
2 stops15h 49m
$585
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Tue 7/14
8:00 am-6:58 pm
2 stops12h 58m
San Salvador El Salvador Intl
Tue 8/4
10:45 pm-1:16 pm
1 stop12h 31m
$595
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Wed 7/8
6:05 am-8:49 pm
3 stops16h 44m
San Salvador El Salvador Intl
Fri 7/17
10:45 pm-10:12 pm
1 stop21h 27m
$596
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Boston to El Salvador
Have a flexible travel schedule? Discover the best time to fly to El Salvador from Boston with our price prediction graph.
BOS-SAL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to El Salvador
BOS-SV0
BOS-SAL
What is the cheapest month to book a flight from Boston to El Salvador?
Currently, September is the cheapest month in which you can book a flight from Boston to El Salvador (average of $92). Flying from Boston to El Salvador in February is currently the most expensive (average of $1,236). 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 BOS to SV?
Find hourly flight availability from Boston to El Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 23, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to El Salvador as you normally would.
How often are flights from Boston to El Salvador delayed?
About 18% of weekly flights between Boston and El Salvador have experienced delays in the past year, with the average delay time being 136 minutes.
What is the most punctual flight time for Boston to El Salvador flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning 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 Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to El Salvador flights?
Over the last year, Avianca have had the lowest number of delays on this route, with just 15% of flights being delayed.
How far ahead should I book a flight from Boston to El Salvador?
To ensure you get the cheapest price possible for a flight from Boston to El Salvador, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing El Salvador
Get insights into the airlines that provide service to El Salvador. 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 El Salvador. Reviews last updated June 23, 2026.
Peruse reviews from past customers who have flown with Delta,Copa Airlines, andUnited Airlines from Boston to El Salvador to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
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Top 7 airlines flying from Boston to El Salvador
Discover the top 7 airlines that operate flights from Boston to El Salvador. 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 June 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$92 | Average$337 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$141 | Average$406 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$150 | Average$505 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$156 | Average$513 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$534 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$315 | Average$597 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$513 | Average$624 | FlexibilityNo cancel fee | On-time74% |