$1,445+ 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SXM
Nov 28 — Dec 51
1 adult, Economy
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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 October 29, 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 October 29, 2025.
This Expedia deal was found by Cheapflights users on 10/27. 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 2/121:26 pmISP - SXM
1 stop24h 39mJetBlue
Sat 2/214:10 pmSXM - ISP
1 stop18h 52mJetBlue
Deal found 10/27![JetBlue logo]()
$1,445
Cheap 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 October 29, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,445 (Expedia) |
Popular in | December |
Cheapest in | May |
Average price | $428 |
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 October 29, 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 2/12
1:26 pm-3:05 pm
1 stop24h 39m
Simpson Bay Princess Juliana
Sat 2/21
4:10 pm-10:02 am
1 stop18h 52m
$1,445
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.