Central America

$562+ Cheap flights from Islip, NY (ISP) to Central America

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SJO
May 4 — May 111
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Cheap flight deals from Islip to Central America

Keep the following information in mind while searching for Islip to Central America flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$667
(Mytrip)

One-way from

$636
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$412
Provider with most accurate pricing for New York (NYC)-San Salvador El Salvador Intl flight deals.
Provider most trusted by Cheapflights users for New York (NYC)-San Salvador El Salvador Intl flights.
From Islip Long Island to Central America
One-way flight from Islip Long Island to Central America
Highest demand for flights based on searches. 17% potential increase in price ($76 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Islip to Central America

Cheapest flights from Islip to Central America
Explore the most affordable flight options available from Islip to Central America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:50 amISP - SJO
2 stops15h 40mSouthwest
Sat 11/221:10 pmSJO - ISP
1 stop9h 45mSouthwest
Deal found 4/29$562
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1310:44 amISP - GUA
2 stops25h 26mMultiple Airlines
Thu 6/1912:59 amGUA - ISP
3 stops34h 33mMultiple Airlines
Deal found 4/28$667
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/32:25 pmISP - SJO
2 stops11h 25mMultiple Airlines
Sat 5/1012:28 pmSJO - ISP
3 stops28h 31mMultiple Airlines
Deal found 4/28$879
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/142:12 pmISP - PTY
3 stops34h 58mMultiple Airlines
Fri 6/203:25 amPTY - ISP
3 stops38h 39mMultiple Airlines
Deal found 4/29$990
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1310:44 amISP - SAL
3 stops44h 16mMultiple Airlines
Fri 6/208:00 amSAL - ISP
3 stops27h 32mMultiple Airlines
Deal found 4/28$1,006

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Central America 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 April 29, 2025.
Use the filters below to find and compare flights from Islip to Central America that are best for you.

Fly from

Islip

Fly to

Central America

Route

Depart

Return

Price

IslipGuatemala City

ISP - GUA

ISPGUA

Islip Long Island

Fri 6/13

10:44 am-10:10 am

2 stops25h 26m

Guatemala City La Aurora

Thu 6/19

12:59 am-1:32 pm

3 stops34h 33m

$667

IslipPanama City

ISP - PTY

ISPPTY

Islip Long Island

Sat 6/14

2:12 pm-12:10 am

3 stops34h 58m

Panama City Tocumen Intl

Fri 6/20

3:25 am-7:04 pm

3 stops38h 39m

$990

IslipSan Salvador

ISP - SAL

ISPSAL

Islip Long Island

Fri 6/13

10:44 am-5:00 am

3 stops44h 16m

San Salvador El Salvador Intl

Fri 6/20

8:00 am-1:32 pm

3 stops27h 32m

$1,006

IslipPanama City

ISP - PTY

ISPPTY

Islip Long Island

Sun 6/8

7:39 pm-9:10 pm

3 stops26h 31m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Islip to Central America

Have a flexible travel schedule? Discover the best time to fly to Central America 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 Central America

What is the cheapest month to book a flight from Islip, New York to Central America?

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Central America (average of $398). Flying from Islip, New York to Central America in March is currently the most expensive (average of $555). 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.

Rainfall in Central America by month

Plan your trip to Central America by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Central America ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. February is typically the driest time to visit Central America when rainfall is around 0.0 in.

Temperature in Central America by month

Plan your trip to Central America by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Central America, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Related info for your journey

Find useful and relevant information for your journey from Islip to Central America. 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 Central America?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Central America. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • What are the most popular routes from Islip, New York to Central America?

  • Can I find deals for flights from Islip to Central America that include hotel bookings?

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

  • How can I find direct flights from Islip to Central America?

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

  • Can I find deals for business class flights from Islip to Central America?

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

  • What is the cheapest month to book a flight from Islip, New York to Central America?

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Central America (average of $398). Flying from Islip, New York to Central America in March is currently the most expensive (average of $555). 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.

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