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 10h 32m. Your travel time can differ by up to 12h 05m. Airlines will cover a distance of 41 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in New Jersey ranges from 2.9 - 4.8 inches per month. July is typically the wettest month, when rainfall can reach 4.8 in. February is typically the driest time to visit New Jersey when rainfall is around 2.9 in.

If weather is an important factor for your trip to New Jersey, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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.

What is the cheapest time of day to fly from ISP to NJ?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to New Jersey as you normally would.

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.

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.

$92+ Flights from Islip, NY to New Jersey

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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 December 23, 2025.

Tue 12/2310:38 amISP - PHL

2 stops13h 18mMultiple Airlines

Thu 1/17:18 pmPHL - ISP

1 stop18h 27mMultiple Airlines

Deal found 12/22

$632

Fri 12/268:35 pmISP - JFK

1 stop13h 25mFrontier

Sun 12/286:20 amJFK - ISP

2 stops37h 20mFrontier

Deal found 12/22

$665

Fri 12/268:35 pmISP - JFK

1 stop13h 25mFrontier

Fri 1/27:59 amJFK - ISP

1 stop11h 41mFrontier

Deal found 12/21

$710

Fri 12/262:25 pmISP - JFK

2 stops34h 30mMultiple Airlines

Fri 1/27:59 amJFK - ISP

1 stop11h 41mMultiple Airlines

Deal found 12/21

$810

Best flights from Islip to New Jersey
Discover carefully curated flight deals from Islip to New Jersey that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Tue 1/2012:00 pmISP - PHL

1 stop22h 37mFrontier

Fri 1/2311:09 amPHL - ISP

1 stop9h 38mFrontier

Deal found 12/22

$137

Tue 1/612:55 pmISP - LGA

1 stop22h 34mMultiple Airlines

Sat 1/109:55 amLGA - ISP

1 stop9h 13mMultiple Airlines

Deal found 12/22

$154

Sat 1/2411:05 amISP - LGA

1 stop10h 32mJetBlue

Sat 1/319:29 amLGA - ISP

1 stop8h 21mJetBlue

Deal found 12/21

$243

Tue 1/2012:00 pmISP - PHL

2 stops23h 14mMultiple Airlines

Fri 1/2311:09 amPHL - ISP

1 stop9h 38mMultiple Airlines

Deal found 12/22

$161

Sat 1/178:00 amISP - JFK

1 stop26h 03mFrontier

Sat 1/244:25 pmJFK - ISP

1 stop16h 15mFrontier

Deal found 12/20

$170

Sun 1/189:52 amISP - LGA

1 stop8h 06mMultiple Airlines

Sun 1/2512:30 pmLGA - ISP

1 stop30h 18mMultiple Airlines

Deal found 12/20

$171

Tue 1/612:55 pmISP - JFK

2 stops20h 06mFrontier

Sat 1/106:30 amJFK - ISP

1 stop12h 38mFrontier

Deal found 12/22

$186

Sat 1/178:00 amISP - JFK

2 stops25h 01mMultiple Airlines

Sat 1/244:25 pmJFK - ISP

1 stop16h 15mMultiple Airlines

Deal found 12/20

$175

Tue 1/612:00 pmISP - PHL

1 stop8h 12mMultiple Airlines

Sat 1/109:15 amPHL - ISP

1 stop9h 40mMultiple Airlines

Deal found 12/22

$182

Sat 1/2411:05 amISP - JFK

1 stop10h 58mJetBlue

Sat 1/316:30 amJFK - ISP

1 stop11h 20mJetBlue

Deal found 12/21

$258

Sat 1/2411:50 amISP - JFK

2 stops22h 38mMultiple Airlines

Sat 1/314:25 pmJFK - ISP

1 stop16h 15mMultiple Airlines

Deal found 12/21

$183

Tue 1/612:00 pmISP - JFK

1 stop24h 15mMultiple Airlines

Sat 1/101:00 pmJFK - ISP

2 stops22h 15mMultiple Airlines

Deal found 12/22

$200

Sun 1/1812:25 pmISP - JFK

1 stop9h 16mJetBlue

Sun 1/258:00 pmJFK - ISP

1 stop12h 52mJetBlue

Deal found 12/20

$306

Sat 1/2412:30 pmISP - LGA

2 stops10h 15mMultiple Airlines

Sat 1/317:59 pmLGA - ISP

1 stop12h 41mMultiple Airlines

Deal found 12/21

$415

Fri 12/268:35 pmISP - JFK

1 stop13h 25mFrontier

Sun 12/286:20 amJFK - ISP

2 stops37h 20mFrontier

Deal found 12/22

$665

Fri 12/268:35 pmISP - JFK

1 stop13h 25mFrontier

Fri 1/27:59 amJFK - ISP

1 stop11h 41mFrontier

Deal found 12/21

$710

Tue 1/207:25 amISP - JFK

1 stop4h 35mMultiple Airlines

Tue 1/203:55 pmJFK - ISP

1 stop3h 50mMultiple Airlines

Deal found 12/22

$699

Last-minute flights from Islip to New Jersey
Discover last-minute flight deals from Islip to New Jersey. Data last updated December 23, 2025 and is based on user searches.

Tue 1/612:55 pmISP - LGA

1 stop22h 34mMultiple Airlines

Sat 1/109:55 amLGA - ISP

1 stop9h 13mMultiple Airlines

Deal found 12/22

$154

Tue 1/612:00 pmISP - PHL

1 stop8h 12mMultiple Airlines

Sat 1/109:15 amPHL - ISP

1 stop9h 40mMultiple Airlines

Deal found 12/22

$182

Tue 1/612:55 pmISP - JFK

2 stops20h 06mFrontier

Sat 1/106:30 amJFK - ISP

1 stop12h 38mFrontier

Deal found 12/22

$186

Tue 1/612:00 pmISP - JFK

1 stop24h 15mMultiple Airlines

Sat 1/101:00 pmJFK - ISP

2 stops22h 15mMultiple Airlines

Deal found 12/22

$200

Sat 1/178:00 amISP - JFK

1 stop26h 03mFrontier

Sat 1/244:25 pmJFK - ISP

1 stop16h 15mFrontier

Deal found 12/20

$170

Sat 1/178:00 amISP - JFK

2 stops25h 01mMultiple Airlines

Sat 1/244:25 pmJFK - ISP

1 stop16h 15mMultiple Airlines

Deal found 12/20

$175

Sun 1/189:52 amISP - LGA

1 stop8h 06mMultiple Airlines

Sun 1/2512:30 pmLGA - ISP

1 stop30h 18mMultiple Airlines

Deal found 12/20

$171

Tue 1/2012:00 pmISP - PHL

1 stop22h 37mFrontier

Fri 1/2311:09 amPHL - ISP

1 stop9h 38mFrontier

Deal found 12/22

$137

Tue 1/2012:00 pmISP - PHL

2 stops23h 14mMultiple Airlines

Fri 1/2311:09 amPHL - ISP

1 stop9h 38mMultiple Airlines

Deal found 12/22

$161

Sat 1/2411:50 amISP - JFK

2 stops22h 38mMultiple Airlines

Sat 1/314:25 pmJFK - ISP

1 stop16h 15mMultiple Airlines

Deal found 12/21

$183

Sat 1/2411:05 amISP - LGA

1 stop10h 32mJetBlue

Sat 1/319:29 amLGA - ISP

1 stop8h 21mJetBlue

Deal found 12/21

$243

Sat 1/2411:05 amISP - JFK

1 stop10h 58mJetBlue

Sat 1/316:30 amJFK - ISP

1 stop11h 20mJetBlue

Deal found 12/21

$258

One-way flights from Islip to New Jersey
Search for one-way flight options from Islip to New Jersey. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Sun 3/15:51 pmISP - PHL

2 stops38h 53mMultiple Airlines

Deal found 12/21

$92

Sun 3/15:51 pmISP - PHL

1 stop13h 41mFrontier

Deal found 12/21

$119

Sun 1/188:45 pmISP - JFK

2 stops28h 28mFrontier

Deal found 12/21

$125

Thu 1/88:40 pmISP - LGA

1 stop23h 20mMultiple Airlines

Deal found 12/22

$132

Thu 1/88:40 pmISP - LGA

2 stops22h 50mFrontier

Deal found 12/22

$148

Sun 1/189:52 amISP - JFK

3 stops15h 21mMultiple Airlines

Deal found 12/21

$162

Thu 1/812:25 pmISP - PHL

1 stop10h 54mJetBlue

Deal found 12/21

$227

Mon 12/298:35 pmISP - JFK

1 stop13h 25mFrontier

Deal found 12/21

$288

Mon 12/294:40 pmISP - JFK

3 stops31h 58mMultiple Airlines

Deal found 12/21

$401

Sun 12/282:19 pmISP - JFK

2 stops10h 36mMultiple Airlines

Deal found 12/21

$428

Sun 12/288:35 pmISP - JFK

1 stop13h 25mFrontier

Deal found 12/21

$453

Find flight deals from Islip to New Jersey

Round-trip from	$137 (Kiwi.com)
One-way from	$92 (Kiwi.com)

From Islip Long Island to New Jersey

Search Deals

One-way flight from Islip Long Island to New Jersey

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/20

12:00 pm-10:37 am

1 stop22h 37m

Philadelphia

Fri 1/23

11:09 am-8:47 pm

1 stop9h 38m

$137

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Tue 1/6

12:55 pm-11:29 am

1 stop22h 34m

New York LaGuardia

Sat 1/10

9:55 am-7:08 pm

1 stop9h 13m

$154

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/20

12:00 pm-11:14 am

2 stops23h 14m

Philadelphia

Fri 1/23

11:09 am-8:47 pm

1 stop9h 38m

$161

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sat 1/17

8:00 am-10:03 am

1 stop26h 03m

New York John F Kennedy Intl

Sat 1/24

4:25 pm-8:40 am

1 stop16h 15m

$170

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Sun 1/18

9:52 am-5:58 pm

1 stop8h 06m

New York LaGuardia

Sun 1/25

12:30 pm-6:48 pm

1 stop30h 18m

$171

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sat 1/17

8:00 am-9:01 am

2 stops25h 01m

New York John F Kennedy Intl

Sat 1/24

4:25 pm-8:40 am

1 stop16h 15m

$175

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/6

12:00 pm-8:12 pm

1 stop8h 12m

Philadelphia

Sat 1/10

9:15 am-6:55 pm

1 stop9h 40m

$182

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sat 1/24

11:50 am-10:28 am

2 stops22h 38m

New York John F Kennedy Intl

Sat 1/31

4:25 pm-8:40 am

1 stop16h 15m

$183

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Tue 1/6

12:55 pm-9:01 am

2 stops20h 06m

New York John F Kennedy Intl

Sat 1/10

6:30 am-7:08 pm

1 stop12h 38m

$186

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Tue 1/6

12:00 pm-12:15 pm

1 stop24h 15m

New York John F Kennedy Intl

Sat 1/10

1:00 pm-11:15 am

2 stops22h 15m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 27 results

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

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 10h 32m. Your travel time can differ by up to 12h 05m. Airlines will cover a distance of 41 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 - 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Islip to New Jersey

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$92+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to New Jersey with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to New Jersey

Cheapest flights from Islip to New JerseyExplore 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 23, 2025.

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 23, 2025.

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 23, 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Islip to New Jersey

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?

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Islip to New Jersey

See prices for flight routes from nearby airports that may be better suited for you.

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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 23, 2025.