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

Frontier, Southwest, and JetBlue can get you from Islip, New York to New Jersey in just under 7h 20m. Your travel time can differ by up to 17h 28m. 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.

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 - Philadelphia, Islip Long Island - New York John F Kennedy Intl 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.

$202+ Cheap Flights from Islip, NY to New Jersey

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Cheap flight deals from Islip to New Jersey

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Best

Last-minute

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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 August 26, 2026.

Wed 9/96:08 pm -

1 stop17h 12m

Sun 9/133:30 pm -

1 stop25h 28m

Deal found 8/25

$301

Sat 9/2612:00 pm -

1 stop4h 27m

Fri 10/28:45 am -

1 stop11h 14m

Deal found 8/23

$303

Wed 10/75:43 pm -

1 stop15h 49m

Wed 10/145:45 pm -

1 stop23h 45m

Deal found 8/23

$307

Fri 9/256:48 pm -

2 stops23h 26m

Fri 10/25:45 pm -

1 stop23h 13m

Deal found 8/26

$313

Thu 9/105:43 pm -

1 stop24h 48m

Mon 9/145:15 am -

1 stop11h 43m

Deal found 8/26

$334

Sun 9/610:57 am -

1 stop8h 34m

Thu 9/105:45 pm -

1 stop23h 13m

Deal found 8/22

$346

Fri 9/117:00 am -

1 stop7h 07m

Thu 9/174:30 pm -

1 stop6h 52m

Deal found 8/21

$353

Sat 9/265:30 am -

2 stops9h 10m

Fri 10/22:35 pm -

1 stop8h 35m

Deal found 8/23

$362

Thu 9/105:43 pm -

1 stop15h 22m

Fri 9/115:45 pm -

2 stops17h 35m

Deal found 8/26

$367

Fri 9/255:43 pm -

1 stop15h 22m

Sun 9/278:02 pm -

2 stops20h 56m

Deal found 8/25

$376

Sat 10/172:00 pm -

1 stop7h 20m

Tue 10/2011:29 am -

1 stop10h 06m

Deal found 8/21

$419

Sat 10/37:00 am -

1 stop7h 59m

Wed 10/77:29 am -

1 stop8h 07m

Deal found 8/21

$423

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 August 26, 2026.

Wed 10/75:43 pm -

1 stop15h 49m

Wed 10/145:22 pm -

2 stops16h 55m

Deal found 8/23

$314

Thu 9/105:43 pm -

1 stop24h 48m

Mon 9/145:15 am -

1 stop11h 43m

Deal found 8/26

$334

Sat 9/265:30 am -

2 stops9h 10m

Fri 10/22:35 pm -

1 stop8h 35m

Deal found 8/23

$362

Sat 10/172:00 pm -

1 stop7h 20m

Tue 10/2011:29 am -

1 stop10h 06m

Deal found 8/21

$419

Wed 10/76:05 am -

2 stops9h 20m

Wed 10/147:00 am -

2 stops8h 45m

Deal found 8/23

$367

Fri 9/255:43 pm -

1 stop15h 22m

Sun 9/278:02 pm -

2 stops20h 56m

Deal found 8/25

$376

Fri 10/303:02 pm -

1 stop8h 22m

Sun 11/17:25 pm -

1 stop18h 57m

Deal found 8/23

$386

Fri 9/2510:20 am -

2 stops7h 35m

Fri 10/22:35 pm -

2 stops9h 00m

Deal found 8/26

$377

Tue 9/810:57 am -

1 stop22h 33m

Sat 9/125:15 am -

1 stop11h 43m

Deal found 8/23

$377

Sat 10/37:00 am -

1 stop7h 59m

Wed 10/77:29 am -

1 stop8h 07m

Deal found 8/21

$423

Sat 10/37:00 am -

1 stop7h 07m

Wed 10/77:30 am -

1 stop8h 06m

Deal found 8/22

$423

Thu 9/1012:35 pm -

2 stops9h 10m

Mon 9/1412:45 pm -

2 stops9h 25m

Deal found 8/26

$479

Sat 9/267:00 am -

1 stop14h 28m

Fri 10/27:59 am -

1 stop15h 23m

Deal found 8/25

$524

Tue 10/67:00 am -

1 stop7h 59m

Tue 10/1312:00 pm -

1 stop9h 35m

Deal found 8/22

$524

Wed 9/237:00 am -

1 stop7h 07m

Wed 9/3011:29 am -

1 stop11h 53m

Deal found 8/26

$527

Fri 10/95:34 pm -

1 stop3h 55m

Sun 10/111:00 pm -

1 stop7h 59m

Deal found 8/22

$778

Sat 9/267:00 am -

1 stop16h 51m

Fri 10/23:45 pm -

1 stop7h 37m

Deal found 8/25

$553

Thu 12/32:19 pm -

1 stop5h 31m

Fri 12/41:45 pm -

1 stop8h 19m

Deal found 8/24

$793

Wed 9/92:16 pm -

1 stop6h 05m

Sun 9/1312:00 pm -

1 stop11h 22m

Deal found 8/25

$903

Thu 10/86:00 am -

1 stop8h 07m

Thu 10/1511:29 am -

1 stop10h 08m

Deal found 8/24

$714

Sat 10/106:00 am -

1 stop8h 58m

Wed 10/147:40 am -

1 stop13h 55m

Deal found 8/24

$765

Sat 9/510:16 am -

1 stop10h 09m

Wed 9/97:29 am -

1 stop8h 07m

Deal found 8/21

$896

Sun 9/66:00 am -

1 stop8h 54m

Thu 9/1012:00 pm -

1 stop11h 22m

Deal found 8/22

$904

Sat 9/197:00 am -

1 stop7h 59m

Sat 9/261:29 pm -

1 stop9h 53m

Deal found 8/22

$911

Mon 9/76:00 am -

1 stop13h 50m

Thu 9/107:29 am -

1 stop8h 07m

Deal found 8/24

$1,026

Mon 9/711:35 am -

1 stop10h 24m

Fri 9/114:00 pm -

1 stop7h 22m

Deal found 8/23

$1,243

Last-minute flights from Islip to New Jersey
Discover last-minute flight deals from Islip to New Jersey. Data last updated August 26, 2026 and is based on user searches.

Sun 9/610:57 am -

1 stop8h 34m

Thu 9/105:45 pm -

1 stop23h 13m

Deal found 8/22

$346

Tue 9/810:57 am -

1 stop22h 33m

Sat 9/125:15 am -

1 stop11h 43m

Deal found 8/23

$377

Wed 9/96:08 pm -

1 stop17h 12m

Sun 9/133:30 pm -

1 stop25h 28m

Deal found 8/25

$301

Thu 9/105:43 pm -

1 stop24h 48m

Mon 9/145:15 am -

1 stop11h 43m

Deal found 8/26

$334

Thu 9/105:43 pm -

1 stop15h 22m

Fri 9/115:45 pm -

2 stops17h 35m

Deal found 8/26

$367

Fri 9/117:00 am -

1 stop7h 07m

Thu 9/174:30 pm -

1 stop6h 52m

Deal found 8/21

$353

Sat 9/197:00 am -

1 stop7h 07m

Sat 9/2611:29 am -

1 stop11h 53m

Deal found 8/22

$454

Fri 9/256:48 pm -

2 stops23h 26m

Fri 10/25:45 pm -

1 stop23h 13m

Deal found 8/26

$313

Fri 9/255:43 pm -

1 stop15h 22m

Sun 9/278:02 pm -

2 stops20h 56m

Deal found 8/25

$376

Sat 9/2612:00 pm -

1 stop4h 27m

Fri 10/28:45 am -

1 stop11h 14m

Deal found 8/23

$303

Sat 9/265:30 am -

2 stops9h 10m

Fri 10/22:35 pm -

1 stop8h 35m

Deal found 8/23

$362

Sat 9/267:00 am -

1 stop14h 28m

Fri 10/27:59 am -

1 stop15h 23m

Deal found 8/25

$524

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 August 26, 2026.

Tue 9/82:08 pm -

2 stops20h 54m

Deal found 8/24

$202

Tue 9/810:57 am -

1 stop22h 33m

Deal found 8/24

$233

Mon 8/312:28 pm -

1 stop20h 47m

Deal found 8/22

$238

Mon 8/317:09 pm -

2 stops27h 24m

Deal found 8/22

$258

Wed 9/211:57 am -

2 stops11h 17m

Deal found 8/24

$285

Wed 9/210:57 am -

1 stop30h 48m

Deal found 8/24

$336

Wed 11/116:00 am -

1 stop7h 21m

Deal found 8/22

$348

Wed 10/77:00 am -

1 stop7h 42m

Deal found 8/23

$430

Wed 10/77:00 am -

1 stop7h 07m

Deal found 8/23

$430

Fri 12/259:56 am -

1 stop13h 10m

Deal found 8/21

$479

Thu 9/36:00 am -

1 stop10h 06m

Deal found 8/24

$507

Fri 12/259:39 am -

3 stops22h 35m

Deal found 8/21

$540

Find flight deals from Islip to New Jersey

Round-trip from	$301 (Kiwi.com)
One-way from	$202 (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

Cheapest round-trip

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Wed 10/7

5:43 pm-9:32 am

1 stop15h 49m

Philadelphia

Wed 10/14

5:22 pm-10:17 am

2 stops16h 55m

$314

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Thu 9/10

5:43 pm-6:31 pm

1 stop24h 48m

Philadelphia

Mon 9/14

5:15 am-4:58 pm

1 stop11h 43m

$334

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Sat 9/26

5:30 am-2:40 pm

2 stops9h 10m

Philadelphia

Fri 10/2

2:35 pm-11:10 pm

1 stop8h 35m

$362

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Wed 10/7

6:05 am-3:25 pm

2 stops9h 20m

Philadelphia

Wed 10/14

7:00 am-3:45 pm

2 stops8h 45m

$367

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Fri 9/25

5:43 pm-9:05 am

1 stop15h 22m

Philadelphia

Sun 9/27

8:02 pm-4:58 pm

2 stops20h 56m

$376

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Fri 9/25

10:20 am-5:55 pm

2 stops7h 35m

Philadelphia

Fri 10/2

2:35 pm-11:35 pm

2 stops9h 00m

$377

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Tue 9/8

10:57 am-9:30 am

1 stop22h 33m

Philadelphia

Sat 9/12

5:15 am-4:58 pm

1 stop11h 43m

$377

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Fri 10/30

3:02 pm-11:24 pm

1 stop8h 22m

Philadelphia

Sun 11/1

7:25 pm-2:22 pm

1 stop18h 57m

$386

IslipNew York

ISP Islip Long Island - JFK New York John F Kennedy Intl

ISPJFK

Islip Long Island

Sat 10/17

2:00 pm-9:20 pm

1 stop7h 20m

New York John F Kennedy Intl

Tue 10/20

11:29 am-9:35 pm

1 stop10h 06m

$419

IslipNew York

ISP Islip Long Island - LGA New York LaGuardia

ISPLGA

Islip Long Island

Sat 10/3

7:00 am-2:59 pm

1 stop7h 59m

New York LaGuardia

Wed 10/7

7:29 am-3:36 pm

1 stop8h 07m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 39 resultsSorted by cheapest first

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.

ISP-PHL

ISP-LGA

ISP-JFK

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

ISP-USNJ

ISP-PHL

ISP-LGA

ISP-JFK

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, Southwest, and JetBlue can get you from Islip, New York to New Jersey in just under 7h 20m. Your travel time can differ by up to 17h 28m. 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 - Philadelphia, Islip Long Island - New York John F Kennedy Intl 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.

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$202+ 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 9/8. 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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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 August 26, 2026.

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 August 26, 2026.

Best flights from Islip to New JerseyDiscover 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 August 26, 2026.

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 August 26, 2026.

Last-minute flights from Islip to New JerseyDiscover last-minute flight deals from Islip to New Jersey. Data last updated August 26, 2026 and is based on user searches.

Discover last-minute flight deals from Islip to New Jersey. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Islip to New JerseySearch for one-way flight options from Islip to New Jersey. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Search for one-way flight options from Islip to New Jersey. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

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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.

Cheapflights Insights

Related info for your journey

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

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Complete your trip

Complete your trip to New Jersey by adding a car rental and/or hotel reservation to your travel itinerary.

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Find flights from Islip to New Jersey, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Islip and New Jersey flights

Browse other Islip and New Jersey flight options. Last updated on August 26, 2026.

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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 August 26, 2026.

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 August 26, 2026.

Last-minute flights from Islip to New Jersey
Discover last-minute flight deals from Islip to New Jersey. Data last updated August 26, 2026 and is based on user searches.

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 August 26, 2026.