$283+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BOG
Aug 19 — Aug 261
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 August 14, 2025.
Round-trip from | $732 (Trip.com) |
|---|---|
One-way from | $283 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $783 |
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 August 14, 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 August 14, 2025.
This Trip.com deal was found by Cheapflights users on 8/14. 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.
Wed 8/278:00 amISP - CTG
2 stops14h 11mMultiple Airlines
Mon 9/19:49 pmCTG - ISP
2 stops25h 10mMultiple Airlines
Deal found 8/14![Multiple Airlines logo]()
$732
This Trip.com deal was found by Cheapflights users on 8/14. 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.
Sun 9/2811:25 amISP - GIG
2 stops24h 45mMultiple Airlines
Sun 10/58:40 amGIG - ISP
2 stops27h 00mMultiple Airlines
Deal found 8/14![Multiple Airlines logo]()
$1,370
This Trip.com deal was found by Cheapflights users on 8/13. 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.
Sun 9/2811:25 amISP - EZE
2 stops23h 20mMultiple Airlines
Sun 10/56:40 amEZE - ISP
2 stops29h 00mMultiple Airlines
Deal found 8/13![Multiple Airlines logo]()
$1,569
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to South 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 August 14, 2025.
Use the filters below to find and compare flights from Islip to South America that are best for you.
Fly from
Islip
Fly to
South America
Route
Depart
Return
Price
IslipCartagena
ISP - CTG
ISPCTG
Islip Long Island
Wed 8/27
8:00 am-9:11 pm
2 stops14h 11m
Cartagena Rafael Nunez
Mon 9/1
9:49 pm-11:59 pm
2 stops25h 10m
$732
IslipRio de Janeiro
ISP - GIG
ISPGIG
Islip Long Island
Sun 9/28
11:25 am-1:10 pm
2 stops24h 45m
Rio de Janeiro–Galeão Intl
Sun 10/5
8:40 am-10:40 am
2 stops27h 00m
$1,370
IslipBuenos Aires
ISP - EZE
ISPEZE
Islip Long Island
Sun 9/28
11:25 am-11:45 am
2 stops23h 20m
Buenos Aires Ministro Pistarini
Sun 10/5
6:40 am-10:40 am
2 stops29h 00m
$1,569
IslipLima
ISP - LIM
ISPLIM
Islip Long Island
Mon 9/15
5:05 pm-1:45 am
3 stops57h 40m
$283
IslipLima
ISP - LIM
ISPLIM
Islip Long Island
Thu 9/11
11:25 am-1:45 am
3 stops39h 20m
$300
IslipLima
ISP - LIM
ISPLIM
Islip Long Island
Sat 12/20
9:09 pm-12:55 am
2 stops27h 46m
$680
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.