Book flights from Hong Kong to Australia with Cathay Pacific from HKD5,993
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1 Passenger(s), Economy
expand_morePROMOTION CODE (OPTIONAL)
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today
Popular flights from Hong Kong to Australia
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Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)
Explore flight fares from Hong Kong to Australia
Make flexible bookings with Cathay Pacific and enjoy hassle-free travel when plans change.
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Hong Kong (HKG)to
Sydney (SYD)
17/10/2026 - 19/10/2026
Round-trip
Economy
From
HKD5,993
Seen 1 day ago
Hong Kong (HKG)to
Sydney (SYD)
28/08/2026 - 30/08/2026
Round-trip
Economy
From
HKD6,243
Seen 1 day ago
Hong Kong (HKG)to
Sydney (SYD)
19/08/2026 - 21/08/2026
Round-trip
Economy
From
HKD6,243
Seen 1 day ago
Hong Kong (HKG)to
Melbourne (MEL)
05/09/2026 - 08/09/2026
Round-trip
Economy
From
HKD6,670
Seen 1 day ago
Hong Kong (HKG)to
Melbourne (MEL)
16/10/2026 - 24/10/2026
Round-trip
Economy
From
HKD6,670
Seen 6 hours ago
Hong Kong (HKG)to
Melbourne (MEL)
12/09/2026 - 18/09/2026
Round-trip
Economy
From
HKD6,670
Seen 7 hours ago
Hong Kong (HKG)to
Brisbane (BNE)
17/09/2026 - 01/10/2026
Round-trip
Economy
From
HKD7,603
Seen 5 hours ago
Hong Kong (HKG)to
Brisbane (BNE)
17/09/2026 - 27/09/2026
Round-trip
Economy
From
HKD7,603
Seen 5 hours ago
Hong Kong (HKG)to
Brisbane (BNE)
19/10/2026 - 17/01/2027
Round-trip
Economy
From
HKD7,603
Seen 7 hours ago
Hong Kong (HKG)to
Perth (PER)
19/09/2026 - 01/10/2026
Round-trip
Economy
From
HKD7,881
Seen 1 day ago
Hong Kong (HKG)to
Perth (PER)
19/10/2026 - 23/10/2026
Round-trip
Economy
From
HKD7,881
Seen 1 day ago
Hong Kong (HKG)to
Perth (PER)
13/11/2026 - 22/11/2026
Round-trip
Economy
From
HKD7,881
Seen 1 day ago
Hong Kong (HKG)to
Adelaide (ADL)
14/11/2026 - 18/11/2026
Round-trip
Economy
From
HKD8,492
Seen 1 day ago
Hong Kong (HKG)to
Adelaide (ADL)
17/11/2026 - 07/02/2027
Round-trip
Economy
From
HKD8,492
Seen 16 hours ago
Hong Kong (HKG)to
Adelaide (ADL)
15/12/2026 - 26/01/2027
Round-trip
Economy
From
HKD8,492
Seen 13 hours ago
Hong Kong (HKG)to
Cairns (CNS)
26/10/2026 - 31/10/2026
Round-trip
Economy
From
HKD9,433
Seen 4 hours ago
Hong Kong (HKG)to
Cairns (CNS)
03/09/2026 - 15/09/2026
Round-trip
Economy
From
HKD9,599
Seen 1 day ago
Hong Kong (HKG)to
Cairns (CNS)
25/08/2026 - 03/09/2026
Round-trip
Economy
From
HKD11,588
Seen 13 hours ago
Lowest fares on round-trip flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply.
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All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.