Book flights from London to Australia with Cathay Pacific from GBP1,094
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1 Passenger(s), Economy
expand_morePROMOTION CODE (OPTIONAL)
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today
Popular flights from London to Australia
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GBP
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 London to Australia
Make flexible bookings with Cathay Pacific and enjoy hassle-free travel when plans change.
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GBP
London (LHR)to
Sydney (SYD)
21/11/2026 - 04/12/2026
Round-trip
Economy
From
GBP1,116
Seen 21 hours ago
London (LHR)to
Sydney (SYD)
23/11/2026 - 04/12/2026
Round-trip
Economy
From
GBP1,116
Seen 21 hours ago
London (LHR)to
Sydney (SYD)
29/11/2026 - 04/12/2026
Round-trip
Economy
From
GBP1,116
Seen 21 hours ago
London (LHR)to
Melbourne (MEL)
16/09/2026 - 30/09/2026
Round-trip
Economy
From
GBP1,110
Seen 1 day ago
London (LHR)to
Melbourne (MEL)
17/09/2026 - 30/09/2026
Round-trip
Economy
From
GBP1,110
Seen 1 day ago
London (LHR)to
Melbourne (MEL)
21/11/2026 - 08/12/2026
Round-trip
Economy
From
GBP1,110
Seen 1 hour ago
London (LHR)to
Perth (PER)
20/10/2026 - 03/11/2026
Round-trip
Economy
From
GBP1,094
Seen 1 day ago
London (LHR)to
Perth (PER)
21/10/2026 - 03/11/2026
Round-trip
Economy
From
GBP1,094
Seen 1 day ago
London (LHR)to
Perth (PER)
24/10/2026 - 03/11/2026
Round-trip
Economy
From
GBP1,094
Seen 1 day ago
London (LHR)to
Brisbane (BNE)
15/09/2026 - 11/10/2026
Round-trip
Economy
From
GBP1,114
Seen 14 minutes ago
London (LHR)to
Brisbane (BNE)
16/09/2026 - 11/10/2026
Round-trip
Economy
From
GBP1,114
Seen 14 minutes ago
London (LHR)to
Brisbane (BNE)
14/09/2026 - 11/10/2026
Round-trip
Economy
From
GBP1,114
Seen 14 minutes ago
London (LHR)to
Adelaide (ADL)
07/12/2026 - 30/01/2027
Round-trip
Economy
From
GBP1,230
Seen 1 day ago
London (LHR)to
Adelaide (ADL)
09/12/2026 - 30/01/2027
Round-trip
Economy
From
GBP1,230
Seen 1 day ago
London (LHR)to
Adelaide (ADL)
24/12/2026 - 20/01/2027
Round-trip
Economy
From
GBP1,230
Seen 1 day ago
London (LHR)to
Cairns (CNS)
20/08/2026 - 23/08/2026
Round-trip
Economy
From
GBP1,760
Seen 4 hours ago
London (LHR)to
Cairns (CNS)
18/08/2026 - 23/08/2026
Round-trip
Economy
From
GBP1,840
Seen 4 hours ago
London (LHR)to
Cairns (CNS)
19/08/2026 - 23/08/2026
Round-trip
Economy
From
GBP1,873
Seen 4 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.