HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Jersey

$96+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — EWR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to New Jersey with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/315:27 pmISP - PHL
1 stop7h 13mMultiple Airlines
Sun 1/48:05 pmPHL - ISP
1 stop17h 40mMultiple Airlines
Deal found 12/16$344
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/194:40 pmISP - PHL
1 stop16h 27mMultiple Airlines
Sun 12/216:00 amPHL - ISP
1 stop7h 09mMultiple Airlines
Deal found 12/17$367
This eDestinos deal was found by Cheapflights users on 12/15. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:27 pmISP - JFK
1 stop20h 33mFrontier
Sun 12/217:59 amJFK - ISP
1 stop29h 10mFrontier
Deal found 12/15$532
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/315:27 pmISP - JFK
1 stop16h 33mFrontier
Sun 1/41:24 pmJFK - ISP
1 stop10h 35mFrontier
Deal found 12/16$536
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/192:25 pmISP - LGA
1 stop5h 05mMultiple Airlines
Sun 12/216:30 amLGA - ISP
1 stop30h 39mMultiple Airlines
Deal found 12/15$556
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/191:27 pmISP - PHL
2 stops10h 59mFrontier
Sun 12/216:00 amPHL - ISP
1 stop7h 09mFrontier
Deal found 12/17$572
This eDestinos deal was found by Cheapflights users on 12/15. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:35 pmISP - LGA
2 stops19h 54mFrontier
Sun 12/2110:55 pmLGA - ISP
2 stops20h 45mFrontier
Deal found 12/15$619
This Expedia deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:40 pmISP - LGA
1 stop13h 50mJetBlue
Sun 1/49:30 pmLGA - ISP
1 stop12h 31mJetBlue
Deal found 12/16$688
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/316:00 amISP - LGA
2 stops13h 42mMultiple Airlines
Sun 1/45:30 pmLGA - ISP
1 stop20h 15mMultiple Airlines
Deal found 12/16$694
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/186:00 amISP - PHL
1 stop11h 27mFrontier
Thu 12/1810:00 pmPHL - ISP
1 stop14h 42mFrontier
Deal found 12/17$783
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/186:00 amISP - PHL
1 stop11h 27mMultiple Airlines
Thu 12/1810:00 pmPHL - ISP
2 stops15h 45mMultiple Airlines
Deal found 12/17$791
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/315:27 pmISP - JFK
1 stop16h 33mMultiple Airlines
Sun 1/412:10 pmJFK - ISP
2 stops7h 35mMultiple Airlines
Deal found 12/16$1,312

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 December 18, 2025.

Round-trip from

$137
(Kiwi.com)

One-way from

$96
(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 December 18, 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 - JFK

ISPJFK

Islip Long Island

Wed 1/14

8:00 am-10:03 am

1 stop26h 03m

New York John F Kennedy Intl

Wed 1/21

4:25 pm-6:48 pm

1 stop26h 23m

$152

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Wed 1/14

8:00 am-9:01 am

2 stops25h 01m

New York John F Kennedy Intl

Wed 1/21

4:25 pm-6:48 pm

1 stop26h 23m

$184

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/6

12:55 pm-12:51 am

2 stops11h 56m

Philadelphia

Thu 1/8

6:00 am-7:45 pm

1 stop13h 45m

$201

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Thu 1/22

7:43 pm-9:59 am

1 stop14h 16m

Philadelphia

Fri 1/23

7:04 pm-11:10 am

2 stops16h 06m

$262

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 1/30

12:25 pm-9:41 pm

1 stop9h 16m

New York John F Kennedy Intl

Wed 2/25

6:40 am-2:28 pm

1 stop7h 48m

$338

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Thu 1/22

12:25 pm-8:38 pm

1 stop8h 13m

New York LaGuardia

Sun 1/25

9:35 pm-8:52 am

1 stop11h 17m

$343

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Wed 1/28

11:05 am-5:29 pm

1 stop6h 24m

New York John F Kennedy Intl

Fri 2/27

6:40 am-2:28 pm

1 stop7h 48m

$343

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 1/22

12:25 pm-8:31 pm

1 stop8h 06m

New York John F Kennedy Intl

Sun 1/25

8:00 pm-8:52 am

1 stop12h 52m

$343

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Wed 12/31

5:27 pm-12:40 am

1 stop7h 13m

Philadelphia

Sun 1/4

8:05 pm-1:45 pm

1 stop17h 40m

$344

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 1/30

12:25 pm-9:41 pm

1 stop9h 16m

New York John F Kennedy Intl

Fri 2/27

6:40 am-2:28 pm

1 stop7h 48m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 27 results
1
2
3

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 9h 16m. Your travel time can differ by up to 16h 47m. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to New Jersey

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Miami flights
Newark to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to West Palm Beach flights
John F Kennedy Intl to Orlando flights
Newark to West Palm Beach flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Orlando flights
Newark to Orlando flights
Newark to Los Angeles flights
Newark to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Tampa flights
Newark to Tampa flights
LaGuardia to Tampa flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Atlanta flights
John F Kennedy Intl to Sky Harbor Intl flights
LaGuardia to Hobby flights
LaGuardia to West Palm Beach flights
John F Kennedy Intl to O'Hare Intl flights
John F Kennedy Intl to New Orleans flights
LaGuardia to Los Angeles flights
Newark to Sky Harbor Intl flights
LaGuardia to Atlanta flights
John F Kennedy Intl to Hobby flights
LaGuardia to Las Vegas flights
Newark to Hobby flights
Newark to New Orleans flights
John F Kennedy Intl to Seattle flights
Newark to Fort Myers flights
John F Kennedy Intl to Denver flights
LaGuardia to New Orleans flights
Newark to San Francisco flights
LaGuardia to Denver flights
Newark to George Bush Intcntl flights
John F Kennedy Intl to Salt Lake City flights
Newark to Denver flights
John F Kennedy Intl to George Bush Intcntl flights
John F Kennedy Intl to Austin flights
Newark to Salt Lake City flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Fort Myers flights
LaGuardia to George Bush Intcntl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.