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Islip

$373+ Cheap flights from Newark (EWR) to Islip, NY (ISP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ISP
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Newark to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$373
(JetBlue)
Provider with most accurate pricing for Newark-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Newark-Islip Long Island flights.
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From Newark to Islip Long Island
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Find flight deals from Newark to Islip

Cheapest flights from Newark to Islip
Explore the most affordable flight options available from Newark to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This JetBlue deal was found by Cheapflights users on 4/20. 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 5/286:59 amEWR - ISP
1 stop9h 51mJetBlue
Sat 5/3112:59 pmISP - EWR
1 stop9h 03mJetBlue
Deal found 4/20$373
This Mytrip deal was found by Cheapflights users on 4/20. 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 5/289:55 pmEWR - ISP
2 stops21h 04mMultiple Airlines
Sat 5/312:25 pmISP - EWR
1 stop17h 30mMultiple Airlines
Deal found 4/20$515

Cheapflights Fare Finder

Customize your flight search to find flights from Newark 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 April 22, 2025.
Use the filters below to find and compare flights from Newark Airport to Islip that are best for you.

Fly from

Newark

Fly to

Islip

Route

Depart

Return

Price

NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 5/28

6:59 am-4:50 pm

1 stop9h 51m

Islip Long Island

Sat 5/31

12:59 pm-10:02 pm

1 stop9h 03m

$373

NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 5/28

9:55 pm-6:59 pm

2 stops21h 04m

Islip Long Island

Sat 5/31

2:25 pm-7:55 am

1 stop17h 30m

$515

NewarkIslip

EWR - ISP

EWRISP

Newark

Mon 5/5

6:59 am-4:50 pm

1 stop9h 51m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Compare providers for flights from Newark to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to Islip in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Newark Airport-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Newark Airport-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Newark Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Newark to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Newark 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 Newark Airport 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 April 22, 2025.
JetBlue
7.3
Good
2,923 reviews

Comfort

7.6

Boarding

7.5

Entertainment

7.3

Overall

7.3

Crew

8.0

Food

6.7

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
2,923 reviews
JetBlue
7.3
Good
2,923 reviews

Comfort

7.6

Boarding

7.5

Entertainment

7.3

Overall

7.3

Crew

8.0

Food

6.7

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 Newark 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 Newark?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from Newark. On average, Long Island has 0 inbound flights from Newark per day from 0 airlines. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

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

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

  • How can I find direct flights from Newark to Islip?

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

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

    Yes. Cheapflights offers flight deals from Newark 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 Newark Airport to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Newark Airport to Islip, New York (average of $108). Flying from Newark Airport 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.

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