In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

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

The most popular route from Islip, New York to South America is Islip Long Island - Santiago Arturo Merino Benitez. You may also consider Islip Long Island - Barranquilla E Cortissoz or Islip Long Island - Bogotá El Dorado.

How far in advance should I book a flight from Islip, New York to South America?

Travelers have found it’s best to book a flight 22 days in advance to save up to 35% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 22 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Islip, New York to South America 1-2 weeks in advance for as low as $767, or $1,068 for flights within the next 24 hours.

What is the cheapest month to fly from Islip, New York to South America?

March can be a great time to fly to South America from Islip, New York with a flight ticket averaging about $812. Cheapflights users have found deals in the month of March for as cheap as $365. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from ISP to SA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to South America as you normally would.

What airport do you fly from for flights from Islip to South America?

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

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

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

How can I find direct flights from Islip to South America?

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

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

Yes. Cheapflights offers flight deals from Islip to South 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.

$730+ Flights from Islip, NY to South America

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Cheap flight deals from Islip to South America

Round-trip from	$657 (Kiwi.com)
One-way from	$355 (Kiwi.com)
Popular in	December
Cheapest in	March
Average price	$884

From Islip Long Island to South America

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One-way flight from Islip Long Island to South America

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Highest demand for flights based on searches. 14% potential increase in price ($143 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Cheapest flights from Islip to South America
Explore the most affordable flight options available from Islip to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Thu 8/146:00 amISP - BOG

1 stop13h 14mMultiple Airlines

Mon 8/181:54 pmBOG - ISP

2 stops33h 05mMultiple Airlines

Deal found 6/28

$657

Thu 8/147:39 pmISP - CTG

3 stops28h 15mMultiple Airlines

Thu 8/211:36 pmCTG - ISP

3 stops19h 28mMultiple Airlines

Deal found 6/30

$855

Thu 8/146:00 amISP - LIM

2 stops16h 45mMultiple Airlines

Wed 8/2012:05 amLIM - ISP

2 stops22h 54mMultiple Airlines

Deal found 6/30

$881

Best flights from Islip to South America
Discover carefully curated flight deals from Islip to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Thu 8/146:00 amISP - BOG

1 stop13h 14mMultiple Airlines

Mon 8/181:54 pmBOG - ISP

2 stops33h 05mMultiple Airlines

Deal found 6/28

$657

Thu 8/147:39 pmISP - CTG

3 stops28h 15mMultiple Airlines

Thu 8/211:36 pmCTG - ISP

3 stops19h 28mMultiple Airlines

Deal found 6/30

$855

Thu 8/146:00 amISP - LIM

2 stops16h 45mMultiple Airlines

Wed 8/2012:05 amLIM - ISP

2 stops22h 54mMultiple Airlines

Deal found 6/30

$881

Last-minute flights from Islip to South America
Discover last-minute flight deals from Islip to South America. Data last updated June 30, 2025 and is based on user searches.

Fri 7/48:21 pmISP - BOG

2 stops25h 51mMultiple Airlines

Sun 7/610:15 amBOG - ISP

1 stop12h 32mMultiple Airlines

Deal found 6/30

$874

One-way flights from Islip to South America
Search for one-way flight options from Islip to South America. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Fri 8/18:37 pmISP - SCL

3 stops31h 24mMultiple Airlines

Deal found 6/29

$355

Cheapflights Fare Finder

Use the filters below to find and compare flights from Islip to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipBogotá

ISP - BOG

ISPBOG

Islip Long Island

Thu 8/14

6:00 am-6:14 pm

1 stop13h 14m

Bogotá El Dorado

Mon 8/18

1:54 pm-11:59 pm

2 stops33h 05m

$657

IslipCartagena

ISP - CTG

ISPCTG

Islip Long Island

Thu 8/14

7:39 pm-10:54 pm

3 stops28h 15m

Cartagena Rafael Nunez

Thu 8/21

1:36 pm-10:04 am

3 stops19h 28m

$855

IslipLima

ISP - LIM

ISPLIM

Islip Long Island

Thu 8/14

6:00 am-9:45 pm

2 stops16h 45m

Lima J Chavez Intl

Wed 8/20

12:05 am-11:59 pm

2 stops22h 54m

$881

IslipSantiago

ISP - SCL

ISPSCL

Islip Long Island

Fri 8/1

8:37 pm-4:01 am

3 stops31h 24m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Islip to South America

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

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

Currently, May is the cheapest month in which you can book a flight from Islip, New York to South America (average of $359). Flying from Islip, New York to South America in December is currently the most expensive (average of $664). 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.

Related info for your journey

What airport do you fly from for flights from Islip to South America?
Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to South 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 South America?
The most popular route from Islip, New York to South America is Islip Long Island - Santiago Arturo Merino Benitez. You may also consider Islip Long Island - Barranquilla E Cortissoz or Islip Long Island - Bogotá El Dorado.
Can I find deals for flights from Islip to South America that include hotel bookings?
Yes. In addition to deals on Islip to South America flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Islip to South America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to South America.
Can I find deals for business class flights from Islip to South America?
Yes. Cheapflights offers flight deals from Islip to South 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 South America?
Currently, May is the cheapest month in which you can book a flight from Islip, New York to South America (average of $359). Flying from Islip, New York to South America in December is currently the most expensive (average of $664). 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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$355+ Cheap flights from Islip, NY (ISP) to South America

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to South America with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to South America

Keep the following information in mind while searching for Islip to South America flight deals. Data was last updated June 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Islip to South America

Cheapest flights from Islip to South AmericaExplore the most affordable flight options available from Islip to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from Islip to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Islip to South America that are best for you.

Best time to book a flight from Islip to South America

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

Cheapflights Insights

Everything you need to know about your flight from Islip to South America

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

Related info for your journey

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

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

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

How can I find direct flights from Islip to South America?

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

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

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Cheapest flights from Islip to South America
Explore the most affordable flight options available from Islip to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.