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Islip

$189+ Cheap flights from New Jersey to Islip, NY (ISP)

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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ISP
Jun 16 — Jun 231
Mon 6/16
Mon 6/23
1 adult, Economy
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Cheap flight deals from New Jersey to Islip

Keep the following information in mind while searching for New Jersey to Islip flight deals. Data was last updated June 11, 2025.

Round-trip from

$307
(FlightHub)

One-way from

$189
(FlightHub)
From New Jersey to Islip Long Island
Search Deals
One-way flight from New Jersey to Islip Long Island
Search Deals

Find flight deals from New Jersey to Islip

Cheapest flights from New Jersey to Islip
Explore the most affordable flight options available from New Jersey to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/215:25 amPHL - ISP
1 stop7h 39mFrontier
Tue 7/228:00 amISP - PHL
1 stop15h 59mFrontier
Deal found 6/10$307
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:59 amJFK - ISP
1 stop12h 43mFrontier
Fri 7/188:37 pmISP - JFK
1 stop13h 46mFrontier
Deal found 6/11$344
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/114:30 pmLGA - ISP
1 stop6h 29mMultiple Airlines
Fri 7/188:00 amISP - LGA
1 stop14h 02mMultiple Airlines
Deal found 6/11$346
This JetBlue deal was found by Cheapflights users on 6/9. 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 7/16:54 amJFK - ISP
1 stop6h 49mJetBlue
Fri 7/412:55 pmISP - JFK
1 stop10h 06mJetBlue
Deal found 6/9$489
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.
Wed 7/26:00 amEWR - ISP
1 stop6h 26mJetBlue
Wed 7/912:35 pmISP - EWR
1 stop10h 25mJetBlue
Deal found 6/11$515
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:45 amEWR - ISP
2 stops37h 14mMultiple Airlines
Wed 7/162:55 pmISP - EWR
2 stops27h 06mMultiple Airlines
Deal found 6/9$549
This JetBlue deal was found by Cheapflights users on 6/9. 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.
Mon 8/256:30 amLGA - ISP
1 stop6h 11mJetBlue
Thu 8/2811:40 amISP - LGA
1 stop8h 21mJetBlue
Deal found 6/9$585
This JetBlue Airways deal was found by Cheapflights users on 6/10. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/107:25 pmJFK - ISP
1 stop15h 33mMultiple Airlines
Mon 7/1412:55 pmISP - JFK
1 stop8h 06mMultiple Airlines
Deal found 6/10$594
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:12 pmPHL - ISP
2 stops24h 47mMultiple Airlines
Sun 6/297:39 pmISP - PHL
2 stops26h 54mMultiple Airlines
Deal found 6/10$697

Cheapflights Fare Finder

Customize your flight search to find flights from New Jersey to Islip 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 11, 2025.
Use the filters below to find and compare flights from New Jersey to Islip that are best for you.

Fly from

New Jersey

Fly to

Islip

Route

Depart

Return

Price

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Mon 7/21

5:25 am-1:04 pm

1 stop7h 39m

Islip Long Island

Tue 7/22

8:00 am-11:59 pm

1 stop15h 59m

$307

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Fri 7/11

6:59 am-7:42 pm

1 stop12h 43m

Islip Long Island

Fri 7/18

8:37 pm-10:23 am

1 stop13h 46m

$344

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Fri 7/11

4:30 pm-10:59 pm

1 stop6h 29m

Islip Long Island

Fri 7/18

8:00 am-10:02 pm

1 stop14h 02m

$346

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Tue 7/1

6:54 am-1:43 pm

1 stop6h 49m

Islip Long Island

Fri 7/4

12:55 pm-11:01 pm

1 stop10h 06m

$489

NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 7/2

6:00 am-12:26 pm

1 stop6h 26m

Islip Long Island

Wed 7/9

12:35 pm-11:00 pm

1 stop10h 25m

$515

NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 7/9

5:45 am-6:59 pm

2 stops37h 14m

Islip Long Island

Wed 7/16

2:55 pm-6:01 pm

2 stops27h 06m

$549

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Mon 8/25

6:30 am-12:41 pm

1 stop6h 11m

Islip Long Island

Thu 8/28

11:40 am-8:01 pm

1 stop8h 21m

$585

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Thu 7/10

7:25 pm-10:58 am

1 stop15h 33m

Islip Long Island

Mon 7/14

12:55 pm-9:01 pm

1 stop8h 06m

$594

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Wed 6/25

6:12 pm-6:59 pm

2 stops24h 47m

Islip Long Island

Sun 6/29

7:39 pm-10:33 pm

2 stops26h 54m

$697

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Sun 6/22

7:43 pm-10:52 pm

1 stop27h 09m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 14 results
1
2

Best time to book a flight from New Jersey to Islip

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

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated June 11, 2025.
To help decide which airline to fly from New Jersey to Islip, see what other customers have to say about JetBlue and Frontier. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.3
Good
2,925 reviews

Crew

8.0

Entertainment

7.3

Overall

7.3

Food

6.7

Boarding

7.5

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job
JetBlue
7.3
Good
2,925 reviews
JetBlue
7.3
Good
2,925 reviews

Crew

8.0

Entertainment

7.3

Overall

7.3

Food

6.7

Boarding

7.5

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job
Frontier
5.9
Fair
3,294 reviews
JetBlue
7.3
Good
2,925 reviews

Crew

8.0

Entertainment

7.3

Overall

7.3

Food

6.7

Boarding

7.5

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job

Related info for your journey

Find useful and relevant information for your journey from New Jersey to Islip. 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 into for flights to Islip from New Jersey?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from New Jersey. Long Island is conveniently located just 7.2 mi from Islip’s city center.

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

    The most popular route from New Jersey to Islip, New York is Philadelphia - Islip Long Island. You may also consider New York John F Kennedy Intl - Islip Long Island or Newark - Islip Long Island.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Jersey to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Jersey to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from New Jersey to Islip, New York (average of $108). Flying from New Jersey to Islip, New York in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near New Jersey?

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