$727+ Cheap flights from Islip (ISP) to Trinidad and Tobago
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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — POS
Oct 16 — Oct 231
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Islip to Trinidad and Tobago with Cheapflights
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 Trinidad and Tobago
Keep the following information in mind while searching for Islip to Trinidad and Tobago flight deals. Data was last updated September 16, 2025.
Round-trip from | $727 (Kiwi.com) |
|---|---|
Popular in | February |
Cheapest in | January |
Average price | $422 |
Find flight deals from Islip to Trinidad and Tobago
Cheapest flights from Islip to Trinidad and TobagoExplore the most affordable flight options available from Islip to Trinidad and Tobago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.
Explore the most affordable flight options available from Islip to Trinidad and Tobago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/306:37 pmISP - POS
1 stop24h 53mMultiple Airlines
Wed 11/53:48 amPOS - ISP
2 stops14h 54mMultiple Airlines
Deal found 9/15![Multiple Airlines logo]()
$727
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Trinidad and Tobago 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 September 16, 2025.
Use the filters below to find and compare flights from Islip to Trinidad and Tobago that are best for you.
Fly from
Islip
Fly to
Trinidad and Tobago
Route
Depart
Return
Price
IslipPort of Spain
ISP - POS
ISPPOS
Islip Long Island
Thu 10/30
6:37 pm-7:30 pm
1 stop24h 53m
Port of Spain Piarco Intl
Wed 11/5
3:48 am-5:42 pm
2 stops14h 54m
$727
Best time to book a flight from Islip to Trinidad and Tobago
Have a flexible travel schedule? Discover the best time to fly to Trinidad and Tobago 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 Trinidad and Tobago
What is the cheapest month to book a flight from Islip to Trinidad and Tobago?
Currently, October is the cheapest month in which you can book a flight from Islip to Trinidad and Tobago (average of $435). Flying from Islip to Trinidad and Tobago in December is currently the most expensive (average of $710). 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.