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Islip

$189+ Cheap flights from New Windsor to Islip, NY (SWF - ISP)

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — ISP
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Find flight deals from Stewart to Islip

Cheapest flights from Stewart to Islip
Explore the most affordable flight options available from Stewart to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
vie. 11/712:24 pmSWF - ISP
1 stop7h 43mBreeze Airways
dom. 11/97:36 pmISP - SWF
2 stops16h 08mBreeze Airways
Deal found 10/28$478

Cheap flight deals from Stewart to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars
Provider with most accurate pricing for New Windsor Stewart-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Islip Long Island flights.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to Islip 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 octubre 28, 2025.
Use the filters below to find and compare flights from New Windsor to Islip that are best for you.

Fly from

Stewart

Fly to

Islip

Route

Depart

Return

Price

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

vie. 11/7

12:24 pm-8:07 pm

1 stop7h 43m

Islip Long Island

dom. 11/9

7:36 pm-11:44 am

2 stops16h 08m

$478

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

mar. 11/25

9:33 am-8:14 pm

1 stop10h 41m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Stewart to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Stewart to Islip in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New Windsor-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Windsor-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Windsor-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Stewart to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Stewart 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.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Windsor to Islip, New York?

    Departing from New Windsor to Islip, New York will take you 7h 43m. New Windsor and Islip, New York are separated by a distance of 72 mi.

  • Can I find deals for flights from Stewart to Islip that include hotel bookings?

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

  • How can I find direct flights from Stewart to Islip?

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

  • Can I find deals for business class flights from Stewart to Islip?

    Yes. Cheapflights offers flight deals from Stewart to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Southampton

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