Coastal view of Sydney with the Harbour Bridge, Opera House and boats dotting the sparkling blue water on a sunny day.

Flights under AU$399—why wait?

We’ve curated flight deals under AU$399 to popular destinations, making it easier than ever to say yes to that spontaneous trip.

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Terms and Conditions

Prices are "from" prices based on the lowest available fare on the sample travel dates for one adult and will be confirmed prior to any payment being made. The price is not guaranteed until paid in full by cleared funds and your tickets are issued. Fees may apply for checked baggage. There may be an additional fee based on your payment type and flight selected. Total purchase price, inclusive of any applicable fees, is displayed on the flight details page prior to booking confirmation. Blackout dates and other restrictions may apply. Fares may be non-refundable and are not transferable. Name changes may not be permitted. Offers are subject to availability and may be discontinued without notice. Expedia’s usual booking terms and conditions apply.