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$148+ 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 23/4. 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
30 Mar — 6 Apr1
1 adult

What to know about flights from Islip

Discover essential information about flights departing from Islip, including flight schedules, destinations, airlines operating at the Islip airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 25 March 2025.

Cheapest airline

American Airlines
On average, American Airlines currently has the cheapest one-way flight from Islip Long Island (avg. price of $573).
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Find flights from Islip

Cheapest flights from Islip
Explore the most affordable flight options available from Islip. Find the lowest fares based on data from user searches, with prices last updated on 25 March 2025.

Wed 6/806:00ISP - SYD
2 stops45h 10mMultiple Airlines
Wed 13/820:45SYD - ISP
2 stops38h 30mMultiple Airlines
Deal found 25/3$2,863

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 25 March 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Jomo Kenyatta Intl

Route

Depart

Return

Price

IslipSydney

ISP - SYD

ISPSYD

Islip Long Island

Wed 6/8

06:00-17:10

2 stops45h 10m

Sydney Kingsford Smith

Wed 13/8

20:45-21:15

2 stops38h 30m

$2,863

IslipSydney

ISP - SYD

ISPSYD

Islip Long Island

Sat 23/8

06:00-17:10

2 stops45h 10m

$1,667

Flights are sorted by cheapest return flights first.

Deals found on 24/3

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.

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

Currently, April is the cheapest month in which you can book a flight from Islip, New York (average of $1,214). Flying from Islip, New York in July will prove the most costly (average of $1,673). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Direct flights from New York

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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 25 March 2025.

  • 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 West Palm Beach, Orlando Airport, Fort Lauderdale. Orlando Airport, Fort Lauderdale, West Palm Beach are the most popular locations from Islip, New York year round.

  • What is the cheapest month to fly from Islip, New York?

    Currently, the cheapest month for flights from Islip, New York is April. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • 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.

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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.

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