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Islip

$911+ Cheap flights from O'ahu 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — ISP
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap flight deals from O'ahu to Islip

Cheapest flights from O'ahu to Islip
Explore the most affordable flight options available from O'ahu to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 6, 2026.

This Southwest deal was found by Cheapflights users on 2/4. 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 2/201:35 pm
HNL
-
ISP
2 stops17h 30m
Southwest
Tue 2/246:00 am
ISP
-
HNL
2 stops20h 00m
Southwest
Deal found 2/4$911

Find flight deals from O'ahu to Islip

Keep the following information in mind while searching for O'ahu to Islip flight deals. Data was last updated February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$911
(Southwest)

Popular in

July

Cheapest in

March

Average price

$697
Provider with most accurate pricing for Honolulu-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Honolulu-New York (NYC) flights.
Search Deals
From O'ahu to Islip Long Island
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu 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 February 6, 2026.
Use the filters below to find and compare flights from O'ahu to Islip that are best for you.

Fly from

O'ahu

Fly to

Islip

Route

Depart

Return

Price

HonoluluIslip

HNL - ISP

HNLISP

Honolulu

Fri 2/20

1:35 pm-12:05 pm

2 stops17h 30m

Islip Long Island

Tue 2/24

6:00 am-9:00 pm

2 stops20h 00m

$911

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Best time to book a flight from O'ahu to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from O'ahu 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 O'ahu to Islip

What is the cheapest month to book a flight from O'ahu to Islip, New York?

Currently, January is the cheapest month in which you can book a flight from O'ahu to Islip, New York (average of $239). Flying from O'ahu to Islip, New York in June is currently the most expensive (average of $655). 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 O'ahu 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 O'ahu?

    Islip Long Island (ISP) is the airport you will fly into if you book a flight from O'ahu to Islip. It is only a 7.2 mi journey from Long Island (ISP) to Islip’s city center.

  • How long is the flight from O'ahu to Islip, New York?

    Airlines like Southwest fly from O'ahu to Islip, New York in about 17h 30m. The time it takes to get you to your destination can typically vary by up to . The distance between O'ahu and Islip, New York is about 5004 mi.

  • Can I find deals for flights from O'ahu to Islip that include hotel bookings?

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

  • How can I find direct flights from O'ahu to Islip?

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

  • Can I find deals for business class flights from O'ahu to Islip?

    Yes. Cheapflights offers flight deals from O'ahu 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 O'ahu to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from O'ahu to Islip, New York (average of $239). Flying from O'ahu to Islip, New York in June is currently the most expensive (average of $655). 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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