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$10,601+ Cheap flights from Islip, NY (ISP) to Brisbane (BNE)

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNE
nov. 27 — déc. 41
jeu. 11/27
jeu. 12/4
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Islip to Brisbane

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Brisbane (BNE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octobre 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$10,601
(oojo)

Popular in

December

Cheapest in

February

Average price

$1,536
Provider with most accurate pricing for Islip Long Island-Brisbane flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-Brisbane flights.
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From Islip Long Island to Brisbane
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Highest demand for flights based on searches. 9% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Islip to Brisbane

Cheapest flights from Islip to Brisbane
Explore the most affordable flight options available from Islip to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 28, 2025.

This oojo deal was found by Cheapflights users on 10/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/1212:40 pmISP - BNE
2 stops43h 20mMultiple Airlines
jeu. 12/1812:30 amBNE - ISP
2 stops54h 45mMultiple Airlines
Deal found 10/28$10,601

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Brisbane 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 octobre 28, 2025.
Use the filters below to find and compare flights from Islip to Brisbane that are best for you.

Fly from

Islip

Fly to

Brisbane

Route

Depart

Return

Price

IslipBrisbane

ISP - BNE

ISPBNE

Islip Long Island

ven. 12/12

12:40 pm-11:00 pm

2 stops43h 20m

Brisbane

jeu. 12/18

12:30 am-4:15 pm

2 stops54h 45m

$10,601

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

  • Most accurate provider: When it comes to deals on Islip, New York-Brisbane flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Brisbane flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Brisbane flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Brisbane flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Brisbane flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane 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 Brisbane

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

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Brisbane (average of $621). Flying from Islip, New York to Brisbane in May is currently the most expensive (average of $1,345). 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 Brisbane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Islip to Brisbane that include hotel bookings?

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

  • How can I find direct flights from Islip to Brisbane?

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

  • Can I find deals for business class flights from Islip to Brisbane?

    Yes. Cheapflights offers flight deals from Islip to Brisbane 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 Brisbane?

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Brisbane (average of $621). Flying from Islip, New York to Brisbane in May is currently the most expensive (average of $1,345). 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.

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