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$215+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — EWR
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap 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 June 15, 2026.

This Expedia deal was found by Cheapflights users on 6/14. 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 7/236:00 am
ISP
-
JFK
1 stop8h 54m
JetBlue
Wed 7/2912:00 pm
JFK
-
ISP
1 stop9h 44m
JetBlue
Deal found 6/14$363
This Priceline deal was found by Cheapflights users on 6/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 pm
ISP
-
JFK
1 stop7h 41m
JetBlue
Tue 9/1511:29 am
JFK
-
ISP
1 stop11h 53m
JetBlue
Deal found 6/14$393
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:58 pm
ISP
-
JFK
1 stop8h 20m
JetBlue
Wed 7/1512:00 pm
JFK
-
ISP
1 stop9h 44m
JetBlue
Deal found 6/11$427
This JetBlue deal was found by Cheapflights users on 6/13. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:58 pm
ISP
-
PHL
1 stop6h 55m
JetBlue
Wed 7/87:00 am
PHL
-
ISP
1 stop7h 12m
JetBlue
Deal found 6/13$445
This Expedia deal was found by Cheapflights users on 6/13. 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.
Sat 7/116:00 am
ISP
-
JFK
1 stop8h 57m
JetBlue
Sat 7/1812:30 pm
JFK
-
ISP
1 stop9h 14m
JetBlue
Deal found 6/13$447
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 6/304:41 pm
ISP
-
PHL
2 stops38h 38m
Multiple Airlines
Tue 7/77:20 am
PHL
-
ISP
1 stop9h 27m
Multiple Airlines
Deal found 6/11$456
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ISP
-
LGA
1 stop7h 32m
JetBlue
Wed 7/1512:00 pm
LGA
-
ISP
1 stop9h 44m
JetBlue
Deal found 6/11$457
This Priceline deal was found by Cheapflights users on 6/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:00 am
ISP
-
JFK
1 stop8h 00m
JetBlue
Mon 9/144:30 pm
JFK
-
ISP
1 stop6h 52m
JetBlue
Deal found 6/14$479
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/57:49 pm
ISP
-
PHL
2 stops35h 26m
Multiple Airlines
Sat 7/119:57 am
PHL
-
ISP
1 stop7h 32m
Multiple Airlines
Deal found 6/12$494
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/31:00 pm
ISP
-
PHL
2 stops11h 44m
Multiple Airlines
Sat 7/410:01 am
PHL
-
ISP
1 stop7h 28m
Multiple Airlines
Deal found 6/13$496
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 6/2411:57 am
ISP
-
PHL
1 stop9h 21m
Multiple Airlines
Thu 6/257:22 pm
PHL
-
ISP
1 stop18h 06m
Multiple Airlines
Deal found 6/12$501
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Mon 8/31:00 pm
ISP
-
PHL
2 stops11h 39m
Multiple Airlines
Thu 8/66:33 pm
PHL
-
ISP
1 stop24h 28m
Multiple Airlines
Deal found 6/14$510

Find 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 June 15, 2026.

Round-trip from

$363
(Expedia)

One-way from

$215
(Kiwi.com)
From Islip Long Island to New Jersey
Search Deals
One-way flight from Islip Long Island to New Jersey
Search Deals

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 June 15, 2026.
Use the filters below to find and compare flights from Islip to New Jersey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 7/9

4:58 pm-1:18 am

1 stop8h 20m

New York John F Kennedy Intl

Wed 7/15

12:00 pm-9:44 pm

1 stop9h 44m

$427

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 7/7

4:58 pm-11:53 pm

1 stop6h 55m

Philadelphia

Wed 7/8

7:00 am-2:12 pm

1 stop7h 12m

$445

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Thu 7/9

6:00 am-1:32 pm

1 stop7h 32m

New York LaGuardia

Wed 7/15

12:00 pm-9:44 pm

1 stop9h 44m

$457

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 6/30

5:27 pm-11:11 am

1 stop17h 44m

Philadelphia

Tue 7/7

7:20 am-4:47 pm

1 stop9h 27m

$477

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Mon 8/31

6:00 am-2:00 pm

1 stop8h 00m

New York John F Kennedy Intl

Mon 9/14

4:30 pm-11:22 pm

1 stop6h 52m

$479

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Sun 7/5

7:49 pm-7:15 am

2 stops35h 26m

Philadelphia

Sat 7/11

9:57 am-5:29 pm

1 stop7h 32m

$494

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Fri 7/3

1:00 pm-12:44 am

2 stops11h 44m

Philadelphia

Sat 7/4

10:01 am-5:29 pm

1 stop7h 28m

$496

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Mon 8/31

11:25 am-9:59 pm

1 stop10h 34m

New York LaGuardia

Mon 9/14

4:00 pm-11:22 pm

1 stop7h 22m

$528

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Sat 7/11

6:00 am-2:59 pm

1 stop8h 59m

New York LaGuardia

Sat 7/18

12:00 pm-9:44 pm

1 stop9h 44m

$537

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 6/30

5:00 pm-11:51 pm

1 stop6h 51m

Philadelphia

Tue 7/7

7:00 am-2:12 pm

1 stop7h 12m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 30 resultsSorted by cheapest first
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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?

    JetBlue can get you from Islip, New York to New Jersey in just under 7h 41m. Your travel time can differ by up to . Airlines will cover a distance of 37 mi.

  • 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 - Philadelphia and Islip Long Island - New York LaGuardia.

  • 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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