Book Flights from United Kingdom to Australia with Cathay Pacific from GBP1,004
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1 Passenger(s), Economy
expand_morePROMOTION CODE (OPTIONAL)
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Explore flight fares from United Kingdom 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)
21/02/2027 - 22/03/2027
Round-trip
Economy
From
GBP1,026
Seen 17 hours ago
London (LHR)to
Sydney (SYD)
22/02/2027 - 22/03/2027
Round-trip
Economy
From
GBP1,026
Seen 17 hours ago
London (LHR)to
Sydney (SYD)
23/02/2027 - 22/03/2027
Round-trip
Economy
From
GBP1,026
Seen 17 hours ago
London (LHR)to
Brisbane (BNE)
26/10/2026 - 10/11/2026
Round-trip
Economy
From
GBP1,024
Seen 23 hours ago
London (LHR)to
Brisbane (BNE)
26/10/2026 - 09/11/2026
Round-trip
Economy
From
GBP1,024
Seen 23 hours ago
London (LHR)to
Brisbane (BNE)
26/10/2026 - 14/11/2026
Round-trip
Economy
From
GBP1,024
Seen 21 hours ago
London (LHR)to
Melbourne (MEL)
20/10/2026 - 27/10/2026
Round-trip
Economy
From
GBP1,020
Seen 17 hours ago
London (LHR)to
Melbourne (MEL)
19/10/2026 - 27/10/2026
Round-trip
Economy
From
GBP1,020
Seen 17 hours ago
London (LHR)to
Melbourne (MEL)
21/10/2026 - 27/10/2026
Round-trip
Economy
From
GBP1,020
Seen 17 hours ago
London (LHR)to
Perth (PER)
05/12/2026 - 04/03/2027
Round-trip
Economy
From
GBP1,004
Seen 17 hours ago
London (LHR)to
Perth (PER)
09/12/2026 - 04/03/2027
Round-trip
Economy
From
GBP1,004
Seen 17 hours ago
London (LHR)to
Perth (PER)
14/09/2026 - 01/11/2026
Round-trip
Economy
From
GBP1,004
Seen 18 hours ago
Manchester (MAN)to
Sydney (SYD)
26/10/2026 - 03/11/2026
Round-trip
Economy
From
GBP1,124
Seen 15 hours ago
Manchester (MAN)to
Sydney (SYD)
10/03/2027 - 23/03/2027
Round-trip
Economy
From
GBP1,151
Seen 14 hours ago
Manchester (MAN)to
Sydney (SYD)
07/03/2027 - 23/03/2027
Round-trip
Economy
From
GBP1,151
Seen 14 hours ago
Manchester (MAN)to
Brisbane (BNE)
21/02/2027 - 14/03/2027
Round-trip
Economy
From
GBP1,114
Seen 1 day ago
Manchester (MAN)to
Brisbane (BNE)
17/02/2027 - 14/03/2027
Round-trip
Economy
From
GBP1,114
Seen 1 day ago
Manchester (MAN)to
Brisbane (BNE)
16/02/2027 - 14/03/2027
Round-trip
Economy
From
GBP1,114
Seen 1 day ago
Manchester (MAN)to
Melbourne (MEL)
02/11/2026 - 23/11/2026
Round-trip
Economy
From
GBP1,186
Seen 1 day ago
Manchester (MAN)to
Melbourne (MEL)
27/10/2026 - 23/11/2026
Round-trip
Economy
From
GBP1,195
Seen 1 day 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.
Flights from United Kingdom to Australia
Experience unending natural beauty and world-class cities when you visit Australia, one of the largest countries in the world. Start in Sydney (SYD) for a diverse, modern city with laid-back charm. Head to sophisticated Adelaide (ADL) for renowned art and galleries. When it’s time for the outdoors, visit Brisbane (BNE) for its holiday vibe and sunny beaches, or Cairns (CNS), gateway to the Great Barrier Reef. Wherever you’re heading in this vast country, fly to Australia with Cathay Pacific. We pride ourselves on comfortable aircraft with personal entertainment systems and impeccable service from our friendly staff.
The best of Australia
From the red centre to the vibrant coast cities, Australia has something to offer every traveller. Immerse yourself in the country's most famous city, Sydney, with its iconic Harbour Bridge and Opera House. Discover the country's colonial past at Fremantle prison in Perth, along the West Coast. Learn more about traditional Aboriginal culture at the sacred site of Uluru. Explore the largest living single organism in the world at the Great Barrier Reef off the northern coast. Relax on impeccable white beaches along the Whitsunday Islands.
Book your flights to Australia with Cathay Pacific, and reach your destination in style and comfort.