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Stewart

$291+ Cheap flights from Islip, NY to New Windsor (ISP - SWF)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SWF
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Islip to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Stewart (SWF). 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 April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$591
(Mytrip)

One-way from

$291
(Mytrip)
Provider with most accurate pricing for Islip Long Island-New Windsor Stewart flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-New Windsor Stewart flights.
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From Islip Long Island to New Windsor Stewart
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One-way flight from Islip Long Island to New Windsor Stewart
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Find flight deals from Islip to Stewart

Cheapest flights from Islip to Stewart
Explore the most affordable flight options available from Islip to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1412:27 pmISP - SWF
1 stop21h 45mBreeze Airways
Sun 5/1811:00 amSWF - ISP
1 stop24h 02mBreeze Airways
Deal found 4/28$591

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Stewart 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 April 29, 2025.
Use the filters below to find and compare flights from Islip to New Windsor that are best for you.

Fly from

Islip

Fly to

Stewart

Route

Depart

Return

Price

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Wed 5/14

12:27 pm-10:12 am

1 stop21h 45m

New Windsor Stewart

Sun 5/18

11:00 am-11:02 am

1 stop24h 02m

$591

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Wed 5/14

12:27 pm-10:12 am

1 stop21h 45m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Islip to Stewart

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 Islip to Stewart in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 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 Islip, New York-New Windsor flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-New Windsor flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Islip, New York-New Windsor flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-New Windsor 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 Islip, New York-New Windsor 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 Islip to Stewart

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

Reviews of airlines servicing Stewart

Get insights into the airlines that provide service to Stewart. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Stewart. Reviews last updated April 29, 2025.
Breeze Airways
8.1
Very good
160 reviews

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
160 reviews
Breeze Airways
8.1
Very good
160 reviews

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

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

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Islip, New York to New Windsor?

    Currently, October is the cheapest month in which you can book a flight from Islip, New York to New Windsor (average of $109). Flying from Islip, New York to New Windsor in August is currently the most expensive (average of $223). 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.

See more FAQs

Traveling to a place near Islip?

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Kingston

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