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$83+ Cheap flights from Islip, NY (ISP) to New Jersey

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.
ISP — EWR
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Islip to New Jersey

Keep the following information in mind while searching for Islip to New Jersey flight deals. Data was last updated November 6, 2025.

Round-trip from

$171
(Kiwi.com)

One-way from

$83
(Kiwi.com)
From Islip Long Island to New Jersey
Search Deals
One-way flight from Islip Long Island to New Jersey
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Find flight deals from Islip to New Jersey

Cheapest flights from Islip to New Jersey
Explore the most affordable flight options available from Islip to New Jersey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/28:29 pmISP - LGA
1 stop12h 31mMultiple Airlines
Tue 12/96:30 pmLGA - ISP
1 stop28h 14mMultiple Airlines
Deal found 11/4$171
This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:05 pmISP - PHL
2 stops19h 13mFrontier
Sat 12/135:05 amPHL - ISP
1 stop10h 05mFrontier
Deal found 11/6$171
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 11/2010:02 amISP - LGA
2 stops11h 58mMultiple Airlines
Mon 11/246:00 amLGA - ISP
1 stop28h 18mMultiple Airlines
Deal found 11/5$200
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 11/2010:02 amISP - JFK
1 stop24h 00mFrontier
Mon 11/247:00 amJFK - ISP
1 stop27h 18mFrontier
Deal found 11/5$227
This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:29 pmISP - JFK
2 stops28h 30mFrontier
Tue 12/96:59 amJFK - ISP
1 stop12h 35mFrontier
Deal found 11/4$256
This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:29 pmISP - LGA
2 stops22h 46mFrontier
Tue 12/96:20 amLGA - ISP
2 stops13h 14mFrontier
Deal found 11/4$297
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Fri 11/2111:32 amISP - LGA
1 stop8h 03mFrontier
Tue 11/2510:55 pmLGA - ISP
2 stops34h 12mFrontier
Deal found 11/6$302
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Fri 11/2111:32 amISP - LGA
1 stop8h 03mMultiple Airlines
Tue 11/259:55 amLGA - ISP
1 stop10h 19mMultiple Airlines
Deal found 11/6$323
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 11/116:27 pmISP - PHL
1 stop18h 30mMultiple Airlines
Wed 11/127:55 pmPHL - ISP
2 stops21h 47mMultiple Airlines
Deal found 11/5$344
This Trip.com deal was found by Cheapflights users on 11/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:30 amISP - JFK
1 stop8h 43mJetBlue
Mon 11/247:30 amJFK - ISP
1 stop26h 25mJetBlue
Deal found 11/5$412
This Expedia deal was found by Cheapflights users on 11/5. 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 11/2010:30 amISP - LGA
1 stop11h 24mJetBlue
Mon 11/249:30 pmLGA - ISP
1 stop12h 25mJetBlue
Deal found 11/5$429
This Expedia deal was found by Cheapflights users on 11/6. 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.
Fri 11/2110:30 amISP - JFK
1 stop11h 30mJetBlue
Tue 11/257:10 amJFK - ISP
1 stop10h 58mJetBlue
Deal found 11/6$557

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to New Jersey 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 November 6, 2025.
Use the filters below to find and compare flights from Islip to New Jersey that are best for you.

Fly from

Islip

Fly to

New Jersey

Route

Depart

Return

Price

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Tue 12/2

8:29 pm-9:00 am

1 stop12h 31m

New York LaGuardia

Tue 12/9

6:30 pm-10:44 pm

1 stop28h 14m

$171

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Sat 12/6

4:05 pm-11:18 am

2 stops19h 13m

Philadelphia

Sat 12/13

5:05 am-3:10 pm

1 stop10h 05m

$171

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Thu 11/20

10:02 am-10:00 pm

2 stops11h 58m

New York LaGuardia

Mon 11/24

6:00 am-10:18 am

1 stop28h 18m

$200

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 11/20

10:02 am-10:02 am

1 stop24h 00m

New York John F Kennedy Intl

Mon 11/24

7:00 am-10:18 am

1 stop27h 18m

$227

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Tue 12/2

8:29 pm-12:59 am

2 stops28h 30m

New York John F Kennedy Intl

Tue 12/9

6:59 am-7:34 pm

1 stop12h 35m

$256

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Tue 12/2

8:29 pm-7:15 pm

2 stops22h 46m

New York LaGuardia

Tue 12/9

6:20 am-7:34 pm

2 stops13h 14m

$297

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Fri 11/21

11:32 am-7:35 pm

1 stop8h 03m

New York LaGuardia

Tue 11/25

10:55 pm-9:07 am

2 stops34h 12m

$302

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Fri 1/16

3:34 pm-12:41 am

1 stop9h 07m

Philadelphia

Mon 1/19

7:30 am-11:59 am

1 stop28h 29m

$321

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Fri 11/21

11:32 am-7:35 pm

1 stop8h 03m

New York LaGuardia

Tue 11/25

9:55 am-8:14 pm

1 stop10h 19m

$323

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 11/20

10:30 am-7:13 pm

1 stop8h 43m

New York John F Kennedy Intl

Mon 11/24

7:30 am-9:55 am

1 stop26h 25m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 21 results
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Best time to book a flight from Islip to New Jersey

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

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to New Jersey. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

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

    Frontier and JetBlue can get you from Islip, New York to New Jersey in just under 8h 43m. Your travel time can differ by up to 10h 30m. Airlines will cover a distance of 37 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Islip, New York to New Jersey?

    The most popular flight routes from Islip, New York to New Jersey are Islip Long Island - New York John F Kennedy Intl, Islip Long Island - New York LaGuardia and Islip Long Island - Philadelphia.

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

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

  • How can I find direct flights from Islip to New Jersey?

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

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

    Yes. Cheapflights offers flight deals from Islip to New Jersey 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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