$165+ Cheap flights from Islip, New York

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ISP — NBO
16 May — 23 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Islip within your budget

 
Find flights departing from Islip that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 April 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

IslipSydney

ISP - SYD

ISPSYD

Islip Long Island

Wed 27/5

12:30-06:55

2 stops28h 25m

Sydney Kingsford Smith

Wed 3/6

10:20-19:45

2 stops23h 25m

$14,024

IslipSydney

ISP - SYD

ISPSYD

Islip Long Island

Wed 29/4

09:59-06:55

2 stops30h 56m

Sydney Kingsford Smith

Thu 7/5

10:20-19:45

2 stops23h 25m

$14,143

IslipSydney

ISP - SYD

ISPSYD

Islip Long Island

Fri 29/5

12:30-06:55

2 stops28h 25m

Sydney Kingsford Smith

Fri 5/6

10:20-19:45

2 stops23h 25m

$14,320

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Sorted by cheapest first

Best time to book a flight from Islip

Have a flexible travel schedule? Discover the best time to fly from Islip with our price prediction graph.
Estimated return 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.

Travel insights for flights from Islip

Get recent, data-driven insights about flights from Islip including ideal travel times, pricing trends, and more.
No data available for this route at this time. Please check back soon.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Direct flights from New York

Book a direct flight from one of these other cities located in New York.
Direct flights from Buffalo
Direct flights from Syracuse
Direct flights from Rochester
Direct flights from Albany

Related info for your journey

Access useful and relevant information related to your journey from Islip. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 April 2026.

  • What are the most popular destinations to fly to from Islip, New York?

    For the current month, the most popular flights from Islip, New York are Orlando Airport, West Palm Beach, Tampa. Orlando Airport, West Palm Beach, Tampa are the most popular locations from Islip, New York year round.

  • How does Cheapflights help users find flights from Islip?

    Cheapflights makes it easy to find flights from Islip by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

  • Why should you use Cheapflights to find cheap flight tickets from Islip?

    Cheapflights simply makes it quick and affordable to book flights from Islip by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from Islip with no change fees?

    Certainly. Search results for flights from Islip shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Islip become cheaper?

    Yes! Start tracking prices for flights from Islip today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Islip?

Cheapflights makes it easy to find flights from Islip by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Islip?

Cheapflights simply makes it quick and affordable to book flights from Islip by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Islip with no change fees?

Certainly. Search results for flights from Islip shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Islip become cheaper?

Yes! Start tracking prices for flights from Islip today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.