Flight deals from Islip to Sydney

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Information from Islip to Sydney

Off-season travel month	April
Peak season for travel	March
Flight distance	16,072.02km
Popular airline	Jetblue Airways

Find the best time to fly from Islip to Sydney

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13
13 20
20 27
Aug

27 3

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

When are flight tickets from Islip (ISP) to Sydney (SYD) the cheapest?

Airlines adjust prices for flights from Islip to Sydney based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Islip (ISP) to Sydney (SYD) cost?

According to Trip.com's data, the lowest price is around AU$2,818.
How many airports in Sydney (SYD)?

There are 1 airport(s) in Sydney (SYD): Sydney Airport.

How to find a cheap flight from Islip to Sydney

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Islip to Sydney. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest flight from Islip to Sydney.

Tap "Date" on the flight search bar to browse the calendar for Islip to Sydney airfare over the next 6 months in 2025.

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Set up a Price Alert

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Don't miss out on cheap flight deals and promo codes from Islip to Sydney.

You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.

Book early or wait until the last minute.

It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.

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For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Islip to Sydney and snag some exclusive deals just for you.