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$336+ Cheap flights from Islip, NY (ISP) to Hawaii

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — HNL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Islip to Hawaii

Keep the following information in mind while searching for Islip to Hawaii flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

July

Cheapest in

September

Average price

$757
Provider with most accurate pricing for New York (NYC)-Honolulu flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Honolulu flights.
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Islip to Hawaii

Cheapest flights from Islip to Hawaii
Explore the most affordable flight options available from Islip to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:40 amISP - HNL
2 stops20h 20mSouthwest
Mon 11/109:25 pmHNL - ISP
2 stops19h 40mSouthwest
Deal found 10/29$855
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Mon 11/39:59 amISP - HNL
1 stop33h 19mMultiple Airlines
Mon 11/103:04 pmHNL - ISP
2 stops38h 33mMultiple Airlines
Deal found 10/29$1,233

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Hawaii 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 October 29, 2025.
Use the filters below to find and compare flights from Islip to Hawaii that are best for you.

Fly from

Islip

Fly to

Hawaii

Route

Depart

Return

Price

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Tue 1/6

3:34 pm-8:51 pm

3 stops34h 17m

$336

IslipLihue

ISP - LIH

ISPLIH

Islip Long Island

Mon 12/15

12:40 pm-12:58 pm

3 stops29h 18m

$593

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Thu 11/20

5:40 am-9:00 pm

2 stops20h 20m

$642

IslipLihue

ISP - LIH

ISPLIH

Islip Long Island

Thu 12/18

9:59 am-5:04 pm

2 stops36h 05m

$1,172

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Thu 11/20

7:30 am-4:33 pm

3 stops38h 03m

$1,257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Islip to Hawaii

Have a flexible travel schedule? Discover the best time to fly to Hawaii 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 Hawaii

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

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Hawaii (average of $209). Flying from Islip, New York to Hawaii in July is currently the most expensive (average of $480). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Hawaii. 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 Hawaii?

    Located just 7.2 mi from the city center, Islip Long Island (ISP) is the airport most travelers will use when flying to Hawaii from Islip.

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

    While some choose either Islip Long Island - Lihue or Islip Long Island - Kahului, Islip Long Island - Honolulu is the most popular route from Islip, New York to Hawaii.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Hawaii (average of $209). Flying from Islip, New York to Hawaii in July is currently the most expensive (average of $480). 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

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