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$256+ Cheap flights from Islip, NY (ISP) to Newburgh, NY

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — JFK
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Islip to Newburgh

Cheapest flights from Islip to Newburgh
Explore the most affordable flight options available from Islip to Newburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Tue 9/2212:00 pm
ISP
-
SWF
1 stop23h 39m
Multiple Airlines
Mon 9/2812:16 pm
SWF
-
ISP
2 stops21h 17m
Multiple Airlines
Deal found 7/23$355
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Tue 9/2212:00 pm
ISP
-
SWF
1 stop23h 39m
Multiple Airlines
Sun 9/276:21 pm
SWF
-
ISP
1 stop16h 07m
Multiple Airlines
Deal found 7/23$367
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 9/234:13 pm
ISP
-
SWF
1 stop18h 03m
Multiple Airlines
Mon 9/2812:16 pm
SWF
-
ISP
2 stops21h 17m
Multiple Airlines
Deal found 7/23$371
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 9/1912:00 pm
ISP
-
SWF
2 stops22h 16m
Multiple Airlines
Sun 9/276:21 pm
SWF
-
ISP
1 stop16h 07m
Multiple Airlines
Deal found 7/23$381
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 9/1912:00 pm
ISP
-
SWF
2 stops22h 16m
Multiple Airlines
Thu 9/2410:56 am
SWF
-
ISP
1 stop22h 37m
Multiple Airlines
Deal found 7/23$383
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 9/194:13 pm
ISP
-
SWF
1 stop18h 03m
Multiple Airlines
Wed 9/2312:39 pm
SWF
-
ISP
2 stops20h 54m
Multiple Airlines
Deal found 7/23$394
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 9/194:13 pm
ISP
-
SWF
1 stop18h 03m
Multiple Airlines
Mon 9/2812:16 pm
SWF
-
ISP
2 stops21h 17m
Multiple Airlines
Deal found 7/23$409
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 9/1912:00 pm
ISP
-
SWF
2 stops22h 16m
Multiple Airlines
Fri 9/251:41 pm
SWF
-
ISP
1 stop27h 42m
Multiple Airlines
Deal found 7/23$423
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sun 9/207:45 pm
ISP
-
SWF
2 stops15h 51m
Multiple Airlines
Sun 9/276:21 pm
SWF
-
ISP
1 stop16h 07m
Multiple Airlines
Deal found 7/23$434
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sun 9/207:45 pm
ISP
-
SWF
2 stops15h 51m
Multiple Airlines
Thu 9/2410:56 am
SWF
-
ISP
1 stop22h 37m
Multiple Airlines
Deal found 7/23$436

Find flight deals from Islip to Newburgh

Keep the following information in mind while searching for Islip to Newburgh flight deals. Data was last updated July 25, 2026.

Round-trip from

$355
(Kiwi.com)

One-way from

$256
(Kiwi.com)
From Islip Long Island to Newburgh
Search Deals
One-way flight from Islip Long Island to Newburgh
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Newburgh 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 July 25, 2026.
Use the filters below to find and compare flights from Islip to Newburgh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Wed 9/23

4:13 pm-10:16 am

1 stop18h 03m

New Windsor Stewart

Mon 9/28

12:16 pm-9:33 am

2 stops21h 17m

$371

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Sat 9/19

12:00 pm-10:16 am

2 stops22h 16m

New Windsor Stewart

Sun 9/27

6:21 pm-10:28 am

1 stop16h 07m

$381

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Thu 10/8

7:45 pm-11:36 am

2 stops15h 51m

New Windsor Stewart

Sun 11/1

5:58 pm-10:28 am

1 stop16h 30m

$405

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Sun 9/20

7:45 pm-11:36 am

2 stops15h 51m

New Windsor Stewart

Sun 9/27

6:21 pm-10:28 am

1 stop16h 07m

$434
Quickest round-trip

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Thu 8/6

7:49 pm-11:37 am

2 stops15h 48m

New Windsor Stewart

Mon 8/10

12:17 pm-8:03 pm

1 stop7h 46m

$454

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Sat 9/19

4:13 pm-10:16 am

1 stop18h 03m

New Windsor Stewart

Fri 9/25

1:41 pm-5:23 pm

1 stop27h 42m

$463

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Sun 9/20

10:28 am-5:31 pm

1 stop7h 03m

New Windsor Stewart

Sat 9/26

12:39 pm-9:33 am

2 stops20h 54m

$512

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Sun 9/20

10:28 am-5:31 pm

1 stop7h 03m

New Windsor Stewart

Fri 9/25

1:41 pm-5:23 pm

1 stop27h 42m

$517
Cheapest one-way
Quickest one-way

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Thu 8/20

7:49 pm-11:37 am

2 stops15h 48m

$256

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Thu 8/20

4:26 pm-12:54 pm

1 stop20h 28m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Sorted by cheapest first

Best time to book a flight from Islip to Newburgh

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

No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Islip to Newburgh?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly out of when you book flights from Islip to Newburgh. 0 airlines have flights from Long Island to Newburgh on a regular basis. Booking flights from Islip Long Island to Newburgh should not be difficult; the airport handles an average of 0 outbound flights to Newburgh per day.

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

    Departing from Islip, New York to Newburgh will take you 15h 48m. Airlines will cover a distance of 72 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Newburgh 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

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