Cheap flights from London Heathrow Airport to Sydney – Compare and Save

LHR — SYD
1 Aug — 8 Aug1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Sydney
Explore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Wed 2/922:10
LHR
-
SYD
1 stop25h 15m
China Southern
Mon 30/1111:25
SYD
-
LHR
2 stops42h 10m
China Southern
Deal found 1/7£864
Wed 8/721:20
LHR
-
SYD
2 stops49h 40m
China Eastern
Fri 31/711:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Deal found 1/7£867
Fri 6/1121:30
LHR
-
SYD
2 stops35h 50m
China Southern
Sun 6/1208:10
SYD
-
LHR
1 stop45h 25m
China Southern
Deal found 30/6£868
Wed 2/919:15
LHR
-
SYD
2 stops28h 10m
China Southern
Mon 30/1111:25
SYD
-
LHR
2 stops42h 10m
China Southern
Deal found 1/7£869
Sun 30/820:25
LHR
-
SYD
1 stop33h 25m
Multiple Airlines
Tue 22/921:00
SYD
-
LHR
1 stop31h 30m
Multiple Airlines
Deal found 30/6£870
Thu 9/714:00
LHR
-
SYD
1 stop44h 05m
Air India
Thu 30/720:35
SYD
-
LHR
1 stop43h 55m
Air India
Deal found 1/7£870
Wed 2/921:20
LHR
-
SYD
2 stops49h 40m
China Eastern
Wed 14/1012:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Deal found 30/6£871
Sun 5/721:20
LHR
-
SYD
3 stops49h 40m
China Eastern
Wed 29/710:05
SYD
-
LHR
3 stops41h 35m
China Eastern
Deal found 30/6£872
Wed 1/721:20
LHR
-
SYD
1 stop26h 40m
China Eastern
Wed 15/710:05
SYD
-
LHR
2 stops41h 35m
China Eastern
Deal found 29/6£873
Sun 6/912:35
LHR
-
SYD
1 stop35h 45m
Multiple Airlines
Tue 13/1016:40
SYD
-
LHR
1 stop24h 20m
Multiple Airlines
Deal found 30/6£873
Wed 11/1121:00
LHR
-
SYD
1 stop29h 35m
China Eastern
Mon 23/1121:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 29/6£874
Mon 24/822:40
LHR
-
SYD
1 stop31h 10m
Multiple Airlines
Sun 30/820:35
SYD
-
LHR
1 stop47h 55m
Multiple Airlines
Deal found 30/6£875

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.