$765+ Cheap flights from Islip, NY (ISP) to St. Maarten
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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SXM
Jan 14 — Jan 211
1 adult, Economy
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1. Tell us where you want to go
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Best flights from Islip to St. MaartenDiscover carefully curated flight deals from Islip to St. Maarten that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
Discover carefully curated flight deals from Islip to St. Maarten that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
This Expedia deal was found by Cheapflights users on 12/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:27 amISP - SXM
2 stops28h 44mJetBlue
Mon 3/22:25 pmSXM - ISP
2 stops19h 12mJetBlue
Deal found 12/13![JetBlue logo]()
$765
Find flight deals from Islip to St. Maarten
Keep the following information in mind while searching for Islip to St. Maarten flight deals. Data was last updated December 15, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $765 (Expedia) |
Popular in | December |
Cheapest in | May |
Average price | $602 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to St. Maarten 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 December 15, 2025.
Use the filters below to find and compare flights from Islip to St. Maarten that are best for you.
Fly from
Islip
Fly to
St. Maarten
Route
Depart
Return
Price
IslipSimpson Bay
ISP - SXM
ISPSXM
Islip Long Island
Thu 2/26
9:27 am-3:11 pm
2 stops28h 44m
Simpson Bay Princess Juliana
Mon 3/2
2:25 pm-8:37 am
2 stops19h 12m
$765
Best time to book a flight from Islip to St. Maarten
Have a flexible travel schedule? Discover the best time to fly to St. Maarten 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 St. Maarten
What is the cheapest month to book a flight from Islip, New York to St. Maarten?
Currently, November is the cheapest month in which you can book a flight from Islip, New York to St. Maarten (average of $121). Flying from Islip, New York to St. Maarten in September is currently the most expensive (average of $320). 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.