Cheap Flights from Islip (ISP) to Sydney (SYD)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save on select hotels after you book a flight*
  • trophy illustration

    Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Frequently asked questions

Is it cheaper to buy a plane ticket from MacArthur Airport (ISP) to Mascot Airport last minute?
When it comes to booking your flights, it's always better to be prepared. While you may be able to find a deal on an ISP to Mascot Airport flight at the last minute, tickets usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international trips it's between three and four months.
What airports do you fly into for Sydney from Islip?
Kingsford Smith Intl. Airport (SYD) is the terminal where all Islip to Sydney flights disembark. It's situated roughly 8 kilometers southwest of the center of Sydney. You'll land incredible deals on flights, activities, hotels and more when you book your Sydney vacation with Expedia.
Can I change the date of my flight from MacArthur Airport (ISP) to SYD?
Plans don't always work out, so Expedia is here to help make things easy. To start, access your ISP to Mascot Airport itinerary through the Expedia Trips portal and check the ticket rules and conditions about change fees or other charges. If you booked your plane ticket in the last 24 hours, some carriers will let you cancel for free and organize new flights. If you bought your fare more than 24 hours ago, get in touch with us through our Customer Service portal to find out what your options are.

Travel information

Origin airport
MacArthur
Destination airport
Kingsford Smith Intl.
Distance
15978 km

Book with confidence