$289+ 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 10 — Jul 171
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 10, 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 10, 2026.
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/35:45 am
BOS
- SAL
1 stop7h 44m
United Airlines
Wed 9/93:40 pm
SAL
- BOS
2 stops17h 14m
United Airlines
Deal found 6/8![United Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/205:35 pm
BOS
- SAL
1 stop27h 23m
United Airlines
Sun 7/510:45 pm
SAL
- BOS
1 stop15h 53m
United Airlines
Deal found 6/8![United Airlines logo]()
$504
This Copa Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 11/67:41 am
BOS
- SAL
1 stop13h 53m
Copa Airlines
Tue 11/107:24 am
SAL
- BOS
1 stop13h 37m
Copa Airlines
Deal found 6/9![Copa Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/255:35 pm
BOS
- SAL
1 stop22h 55m
United Airlines
Thu 8/273:40 pm
SAL
- BOS
2 stops17h 14m
United Airlines
Deal found 6/9![United Airlines logo]()
$508
This Copa Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 9/118:47 am
BOS
- SAL
1 stop16h 47m
Copa Airlines
Sat 9/194:54 am
SAL
- BOS
1 stop16h 08m
Copa Airlines
Deal found 6/9![Copa Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/255:35 pm
BOS
- SAL
1 stop22h 55m
United Airlines
Sun 7/1210:45 pm
SAL
- BOS
1 stop21h 08m
United Airlines
Deal found 6/9![United Airlines logo]()
$510
This Copa Airlines deal was found by Cheapflights users on 6/7. 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.
Fri 10/98:47 am
BOS
- SAL
1 stop13h 45m
Copa Airlines
Sun 10/188:30 am
SAL
- BOS
1 stop12h 32m
Copa Airlines
Deal found 6/7![Copa Airlines logo]()
$512
This United Airlines deal was found by Cheapflights users on 6/7. 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 6/125:47 am
BOS
- SAL
1 stop10h 43m
United Airlines
Mon 6/2910:45 pm
SAL
- BOS
1 stop10h 31m
United Airlines
Deal found 6/7![United Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/109:33 am
BOS
- SAL
1 stop14h 02m
United Airlines
Sun 9/206:00 am
SAL
- BOS
2 stops25h 33m
United Airlines
Deal found 6/10![United Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/295:47 am
BOS
- SAL
1 stop15h 11m
United Airlines
Mon 8/243:40 pm
SAL
- BOS
2 stops19h 10m
United Airlines
Deal found 6/5![United Airlines logo]()
$515
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 9/86:55 am
BOS
- SAL
1 stop7h 09m
Delta
Sat 9/191:37 pm
SAL
- BOS
1 stop9h 40m
Delta
Deal found 6/9![Delta logo]()
$519
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 10, 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 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 6/9. 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 9/143:55 pm
BOS
- SAL
1 stop22h 44m
Copa Airlines
Sat 9/194:54 am
SAL
- BOS
1 stop16h 08m
Copa Airlines
Deal found 6/9![Copa Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 6/9. 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 9/89:33 am
BOS
- SAL
2 stops13h 16m
United Airlines
Sun 9/206:00 am
SAL
- BOS
2 stops25h 33m
United Airlines
Deal found 6/9![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 8/245:30 am
BOS
- SAL
1 stop9h 02m
Delta
Mon 9/71:57 pm
SAL
- BOS
1 stop9h 28m
Delta
Deal found 6/8![Delta logo]()
$533
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/166:00 am
BOS
- SAL
2 stops10h 30m
United Airlines
Wed 10/76:00 am
SAL
- BOS
1 stop15h 39m
United Airlines
Deal found 6/5![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/138:25 pm
BOS
- SAL
2 stops20h 05m
United Airlines
Tue 10/206:00 am
SAL
- BOS
1 stop15h 39m
United Airlines
Deal found 6/9![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/248:30 pm
BOS
- SAL
2 stops17h 45m
United Airlines
Sun 9/66:00 am
SAL
- BOS
2 stops26h 18m
United Airlines
Deal found 6/9![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/275:35 pm
BOS
- SAL
1 stop29h 14m
United Airlines
Tue 6/3010:45 pm
SAL
- BOS
2 stops23h 14m
United Airlines
Deal found 6/5![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/288:15 pm
BOS
- SAL
2 stops20h 15m
United Airlines
Sun 8/233:40 pm
SAL
- BOS
2 stops19h 10m
United Airlines
Deal found 6/5![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/136:50 pm
BOS
- SAL
2 stops19h 25m
United Airlines
Fri 8/283:40 pm
SAL
- BOS
2 stops22h 47m
United Airlines
Deal found 6/7![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/248:15 pm
BOS
- SAL
2 stops18h 00m
United Airlines
Fri 8/143:40 pm
SAL
- BOS
2 stops15h 56m
United Airlines
Deal found 6/6![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/15:47 am
BOS
- SAL
1 stop17h 02m
United Airlines
Sun 7/510:45 pm
SAL
- BOS
1 stop15h 53m
United Airlines
Deal found 6/6![United Airlines logo]()
$581
Last-minute flights from Boston to El SalvadorDiscover last-minute flight deals from Boston to El Salvador. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to El Salvador. Data last updated June 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/7. 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 6/125:47 am
BOS
- SAL
1 stop10h 43m
United Airlines
Mon 6/2910:45 pm
SAL
- BOS
1 stop10h 31m
United Airlines
Deal found 6/7![United Airlines logo]()
$513
This Copa Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 6/164:00 pm
BOS
- SAL
1 stop9h 37m
Copa Airlines
Tue 7/71:59 pm
SAL
- BOS
1 stop22h 35m
Copa Airlines
Deal found 6/10![Copa Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/195:47 am
BOS
- SAL
1 stop15h 11m
United Airlines
Sat 6/273:40 pm
SAL
- BOS
2 stops15h 49m
United Airlines
Deal found 6/10![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/195:35 pm
BOS
- SAL
1 stop27h 23m
United Airlines
Wed 7/110:45 pm
SAL
- BOS
1 stop10h 31m
United Airlines
Deal found 6/5![United Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/205:35 pm
BOS
- SAL
1 stop27h 23m
United Airlines
Sun 7/510:45 pm
SAL
- BOS
1 stop15h 53m
United Airlines
Deal found 6/8![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/255:35 pm
BOS
- SAL
1 stop20h 40m
United Airlines
Wed 8/263:40 pm
SAL
- BOS
2 stops19h 10m
United Airlines
Deal found 6/9![United Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/255:35 pm
BOS
- SAL
1 stop22h 55m
United Airlines
Sun 7/1210:45 pm
SAL
- BOS
1 stop21h 08m
United Airlines
Deal found 6/9![United Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/255:47 am
BOS
- SAL
1 stop17h 02m
United Airlines
Fri 6/2610:45 pm
SAL
- BOS
1 stop12h 47m
United Airlines
Deal found 6/10![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/275:35 pm
BOS
- SAL
1 stop29h 14m
United Airlines
Tue 6/3010:45 pm
SAL
- BOS
2 stops23h 14m
United Airlines
Deal found 6/5![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 6/5. 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 6/297:25 am
BOS
- SAL
1 stop15h 24m
United Airlines
Tue 8/253:40 pm
SAL
- BOS
2 stops20h 27m
United Airlines
Deal found 6/5![United Airlines logo]()
$515
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 10, 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 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 01m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sat 8/2212:01 pm
BOS
- SAL
2 stops29h 59m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Tue 8/189:12 am
BOS
- SAL
2 stops32h 48m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$293
This Trip.com deal was found by Cheapflights users on 6/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:15 pm
BOS
- SAL
1 stop17h 55m
Delta
Deal found 6/8![Delta logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 8/1310:20 pm
BOS
- SAL
3 stops24h 45m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/148:41 am
BOS
- SAL
3 stops34h 01m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$306
This BusinessClass deal was found by Cheapflights users on 6/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:10 am
BOS
- SAL
2 stops13h 20m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/225:45 am
BOS
- SAL
2 stops17h 04m
United Airlines
Deal found 6/10![United Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Mon 8/178:41 am
BOS
- SAL
3 stops45h 46m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 6/8. 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 11/116:00 am
BOS
- SAL
2 stops9h 22m
American Airlines
Deal found 6/8![American Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 6/10. 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 11/156:33 pm
BOS
- SAL
2 stops29h 14m
United Airlines
Deal found 6/10![United Airlines logo]()
$316
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $495 (United Airlines) |
One-way from | $289 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $588 |
Good round-trip deal | $429 or less |
Good one-way deal | $371 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 10, 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
Mon 9/14
3:55 pm-12:39 pm
1 stop22h 44m
San Salvador El Salvador Intl
Sat 9/19
4:54 am-11:02 pm
1 stop16h 08m
$509
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Tue 9/8
9:33 am-8:49 pm
2 stops13h 16m
San Salvador El Salvador Intl
Sun 9/20
6:00 am-9:33 am
2 stops25h 33m
$514
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Wed 9/16
6:00 am-2:30 pm
2 stops10h 30m
San Salvador El Salvador Intl
Wed 10/7
6:00 am-11:39 pm
1 stop15h 39m
$515
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Tue 10/13
8:25 pm-2:30 pm
2 stops20h 05m
San Salvador El Salvador Intl
Tue 10/20
6:00 am-11:39 pm
1 stop15h 39m
$523
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Mon 8/24
8:30 pm-12:15 pm
2 stops17h 45m
San Salvador El Salvador Intl
Sun 9/6
6:00 am-10:18 am
2 stops26h 18m
$523
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Sat 6/27
5:35 pm-8:49 pm
1 stop29h 14m
San Salvador El Salvador Intl
Tue 6/30
10:45 pm-11:59 pm
2 stops23h 14m
$529
Quickest round-trip
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Mon 8/24
5:30 am-12:32 pm
1 stop9h 02m
San Salvador El Salvador Intl
Mon 9/7
1:57 pm-1:25 am
1 stop9h 28m
$533
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Sun 6/28
8:15 pm-2:30 pm
2 stops20h 15m
San Salvador El Salvador Intl
Sun 8/23
3:40 pm-12:50 pm
2 stops19h 10m
$538
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Thu 8/13
6:50 pm-12:15 pm
2 stops19h 25m
San Salvador El Salvador Intl
Fri 8/28
3:40 pm-4:27 pm
2 stops22h 47m
$542
BostonSan Salvador
BOS - SAL
BOSSAL
Boston Logan Intl
Fri 7/24
8:15 pm-12:15 pm
2 stops18h 00m
San Salvador El Salvador Intl
Fri 8/14
3:40 pm-9:36 am
2 stops15h 56m
$542
Showing 1-10 of 21 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 10, 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 17% of weekly flights between Boston and El Salvador have experienced delays in the past year, with the average delay time being 129 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 10, 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.
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Boston to El Salvador. 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 Boston to El Salvador
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Complete your trip
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Boston and El Salvador flights
Browse other Boston and El Salvador flight options. Last updated on June 10, 2026.
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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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$92 | Average$332 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$141 | Average$402 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$156 | Average$513 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$160 | Average$488 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$315 | Average$596 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$513 | Average$624 | FlexibilityNo cancel fee | On-time74% |