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$792+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — HNL
May 3 — May 101
Sun 5/3
Sun 5/10
1 adult, Economy
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Cheap 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 April 3, 2026.

This Southwest deal was found by Cheapflights users on 3/31. 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.
Tue 5/56:30 am
ISP
-
HNL
2 stops20h 30m
Southwest
Tue 5/129:05 pm
HNL
-
ISP
2 stops19h 05m
Southwest
Deal found 3/31$845
This Southwest deal was found by Cheapflights users on 4/1. 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.
Thu 4/166:00 am
ISP
-
HNL
2 stops21h 00m
Southwest
Mon 4/209:25 pm
HNL
-
ISP
2 stops18h 45m
Southwest
Deal found 4/1$926
This Southwest deal was found by Cheapflights users on 4/3. 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.
Sat 4/186:00 am
ISP
-
HNL
2 stops21h 00m
Southwest
Wed 4/229:25 pm
HNL
-
ISP
2 stops13h 05m
Southwest
Deal found 4/3$956
This Southwest deal was found by Cheapflights users on 3/29. 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 4/136:00 am
ISP
-
HNL
2 stops17h 40m
Southwest
Fri 4/179:25 pm
HNL
-
ISP
2 stops19h 55m
Southwest
Deal found 3/29$1,062
This Southwest deal was found by Cheapflights users on 4/1. 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 8/176:10 am
ISP
-
HNL
2 stops21h 00m
Southwest
Fri 8/2110:20 pm
HNL
-
ISP
2 stops16h 25m
Southwest
Deal found 4/1$1,135
This Southwest deal was found by Cheapflights users on 4/1. 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 8/106:10 am
ISP
-
HNL
2 stops21h 00m
Southwest
Sat 8/1510:20 pm
HNL
-
ISP
2 stops18h 15m
Southwest
Deal found 4/1$1,228
This Southwest deal was found by Cheapflights users on 3/30. 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.
Tue 4/146:30 am
ISP
-
HNL
2 stops20h 35m
Southwest
Sat 4/181:00 pm
HNL
-
ISP
2 stops16h 10m
Southwest
Deal found 3/30$1,260
This Southwest deal was found by Cheapflights users on 3/31. 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.
Fri 6/266:00 am
ISP
-
HNL
2 stops21h 15m
Southwest
Tue 6/308:10 am
HNL
-
ISP
2 stops17h 55m
Southwest
Deal found 3/31$1,294
This Southwest deal was found by Cheapflights users on 4/1. 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.
Fri 4/35:55 pm
ISP
-
OGG
2 stops22h 05m
Southwest
Sat 4/1111:35 am
OGG
-
ISP
2 stops18h 15m
Southwest
Deal found 4/1$1,452

Find flight deals from Islip to Hawaii

Keep the following information in mind while searching for Islip to Hawaii flight deals. Data was last updated April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$845
(Southwest)

One-way from

$792
(KAYAK)

Popular in

July

Cheapest in

September

Average price

$836
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
From Islip Long Island to Hawaii
Search Deals
One-way flight from Islip Long Island to Hawaii
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 3, 2026.
Use the filters below to find and compare flights from Islip to Hawaii that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Tue 5/5

6:30 am-9:00 pm

2 stops20h 30m

Honolulu

Tue 5/12

9:05 pm-10:10 pm

2 stops19h 05m

$845

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Thu 4/16

6:00 am-9:00 pm

2 stops21h 00m

Honolulu

Mon 4/20

9:25 pm-10:10 pm

2 stops18h 45m

$926
Quickest round-trip

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Sat 4/18

6:00 am-9:00 pm

2 stops21h 00m

Honolulu

Wed 4/22

9:25 pm-4:30 pm

2 stops13h 05m

$956

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Mon 4/13

6:00 am-5:40 pm

2 stops17h 40m

Honolulu

Fri 4/17

9:25 pm-11:20 pm

2 stops19h 55m

$1,062

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Mon 8/17

6:10 am-9:10 pm

2 stops21h 00m

Honolulu

Fri 8/21

10:20 pm-8:45 pm

2 stops16h 25m

$1,135

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Mon 8/10

6:10 am-9:10 pm

2 stops21h 00m

Honolulu

Sat 8/15

10:20 pm-10:35 pm

2 stops18h 15m

$1,228

IslipHonolulu

ISP - HNL

ISPHNL

Islip Long Island

Tue 4/14

6:30 am-9:05 pm

2 stops20h 35m

Honolulu

Sat 4/18

1:00 pm-11:10 am

2 stops16h 10m

$1,260
Cheapest one-way

IslipKailua-Kona

ISP - KOA

ISPKOA

Islip Long Island

Tue 5/12

7:25 am-10:14 pm

2 stops44h 49m

$792
Quickest one-way

IslipKailua-Kona

ISP - KOA

ISPKOA

Islip Long Island

Wed 5/13

7:25 am-6:55 pm

2 stops41h 30m

$824

IslipKailua-Kona

ISP - KOA

ISPKOA

Islip Long Island

Thu 5/14

7:25 am-6:55 pm

2 stops41h 30m

$862

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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, June is the cheapest month in which you can book a flight from Islip, New York to Hawaii (average of $165). Flying from Islip, New York to Hawaii in July is currently the most expensive (average of $435). 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.

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

    Airlines like Southwest fly from Islip, New York to Hawaii in about 21h. The time it takes to get you to your destination can typically vary by up to . There are 5004 mi between Islip, New York and Hawaii.

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

    While some choose either Islip Long Island - Lihue or Islip Long Island - Kona Intl, 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, June is the cheapest month in which you can book a flight from Islip, New York to Hawaii (average of $165). Flying from Islip, New York to Hawaii in July is currently the most expensive (average of $435). 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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