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El Salvador

$888+ Cheap flights from Islip, NY (ISP) to El Salvador

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SAL
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheap flight deals from Islip to El Salvador

Cheapest flights from Islip to El Salvador
Explore the most affordable flight options available from Islip to El Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.

This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:00 am
ISP
-
SAL
2 stops12h 10m
Multiple Airlines
Thu 9/311:55 am
SAL
-
ISP
2 stops34h 12m
Multiple Airlines
Deal found 7/21$888
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
ISP
-
SAL
2 stops31h 05m
Multiple Airlines
Mon 8/3110:05 pm
SAL
-
ISP
2 stops19h 28m
Multiple Airlines
Deal found 7/21$1,007
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ISP
-
SAL
2 stops12h 25m
Multiple Airlines
Sat 9/512:05 pm
SAL
-
ISP
2 stops33h 22m
Multiple Airlines
Deal found 7/21$1,011
This Expedia deal was found by Cheapflights users on 7/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
ISP
-
SAL
2 stops26h 30m
Multiple Airlines
Sun 9/1310:05 pm
SAL
-
ISP
2 stops23h 17m
Multiple Airlines
Deal found 7/23$1,026
This Expedia deal was found by Cheapflights users on 7/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ISP
-
SAL
2 stops12h 00m
Multiple Airlines
Wed 8/2610:05 pm
SAL
-
ISP
2 stops21h 44m
Multiple Airlines
Deal found 7/22$1,033
This FlightHub deal was found by Cheapflights users on 7/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:44 pm
ISP
-
SAL
1 stop28h 41m
Multiple Airlines
Mon 9/78:45 am
SAL
-
ISP
1 stop23h 50m
Multiple Airlines
Deal found 7/22$1,092

Find flight deals from Islip to El Salvador

Keep the following information in mind while searching for Islip to El Salvador flight deals. Data was last updated July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$888
(Expedia)

Popular in

December

Cheapest in

October

Average price

$646
Provider with most accurate pricing for New York (NYC)-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-San Salvador El Salvador Intl flights.
Search Deals
From Islip Long Island to El Salvador
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip 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 July 26, 2026.
Use the filters below to find and compare flights from Islip to El Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Thu 8/27

6:00 am-4:10 pm

2 stops12h 10m

San Salvador El Salvador Intl

Thu 9/3

11:55 am-12:07 am

2 stops34h 12m

$888

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Mon 8/24

6:00 am-11:05 am

2 stops31h 05m

San Salvador El Salvador Intl

Mon 8/31

10:05 pm-7:33 pm

2 stops19h 28m

$1,007

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Sun 9/6

6:00 am-6:30 am

2 stops26h 30m

San Salvador El Salvador Intl

Sun 9/13

10:05 pm-11:22 pm

2 stops23h 17m

$1,026
Quickest round-trip

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Wed 8/19

6:00 am-4:00 pm

2 stops12h 00m

San Salvador El Salvador Intl

Wed 8/26

10:05 pm-9:49 pm

2 stops21h 44m

$1,033

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Sat 9/5

1:44 pm-4:25 pm

1 stop28h 41m

San Salvador El Salvador Intl

Mon 9/7

8:45 am-10:35 am

1 stop23h 50m

$1,092

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Sorted by cheapest first

Best time to book a flight from Islip to El Salvador

Have a flexible travel schedule? Discover the best time to fly to El Salvador from Islip with our price prediction graph.
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 Islip to El Salvador

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Islip to El Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islip to El Salvador?

    For a flight from Islip to El Salvador, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

  • Can I find deals for flights from Islip to El Salvador that include hotel bookings?

    Yes. In addition to deals on Islip to El Salvador flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to El Salvador?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to El Salvador.

  • Can I find deals for business class flights from Islip to El Salvador?

    Yes. Cheapflights offers flight deals from Islip to El Salvador by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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