Cheap flights from London to Sydney

Depart
Return
Any month
Compare vs momondo |

London to Sydney flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Sydney by changing tabs
Quickest
Cheapest
China Eastern
China Eastern
28 Oct.
LGW
12:10
London Gatwick airport
34h 50m
1 Stop
10:00
+2
SYD
Sydney Kingsford Smith airport
China Eastern
25 Nov.
SYD
08:30
Sydney Kingsford Smith airport
44h 00m
1 Stop
17:30
+1
LGW
London Gatwick airport
961 AUD
Vietnam Airlines
Vietnam Airlines
30 Nov.
LHR
11:00
London Heathrow airport
35h 50m
1 Stop
09:50
+2
SYD
Sydney Kingsford Smith airport
Vietnam Airlines
11 Dec.
SYD
02:15
Sydney Kingsford Smith airport
27h 00m
1 Stop
18:15
LHR
London Heathrow airport
1,117 AUD
Asiana Airlines
Asiana Airlines
13 Mar.
LHR
20:10
London Heathrow airport
25h 10m
1 Stop
08:20
+2
SYD
Sydney Kingsford Smith airport
Asiana Airlines
21 Mar.
SYD
21:20
Sydney Kingsford Smith airport
42h 40m
1 Stop
05:00
+2
LHR
London Heathrow airport
1,152 AUD
Cathay Pacific
Cathay Pacific
23 Mar.
LGW
11:20
London Gatwick airport
22h 30m
1 Stop
20:50
+1
SYD
Sydney Kingsford Smith airport
Cathay Pacific
27 Apr.
SYD
00:15
Sydney Kingsford Smith airport
25h 20m
1 Stop
16:35
LGW
London Gatwick airport
1,233 AUD
Emirates
Emirates
11 Mar.
STN
13:50
London Stansted airport
21h 40m
1 Stop
22:30
+1
SYD
Sydney Kingsford Smith airport
Emirates
25 Mar.
SYD
03:55
Sydney Kingsford Smith airport
30h 15m
1 Stop
23:10
STN
London Stansted airport
1,223 AUD
Etihad Airways
Etihad Airways
15 Mar.
LHR
21:05
London Heathrow airport
22h 25m
1 Stop
06:30
+2
SYD
Sydney Kingsford Smith airport
Etihad Airways
29 Mar.
SYD
08:55
Sydney Kingsford Smith airport
30h 50m
1 Stop
05:45
+1
LHR
London Heathrow airport
1,229 AUD

How to get the cheapest flight from London to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to Sydney?
May
The cheapest time of year to fly to Sydney from London is May. The most expensive is December.
What is the cheapest day to fly to Sydney?
Wednesday
The cheapest day of the week is usually Wednesday. The most expensive is usually Saturday.
When is the cheapest time to fly to Sydney?
in the evening
London to Sydney flights are approximately 36% more expensive in the morning than in the evening
What is the cheapest airline that flies to Sydney?
Air China
Air China, Philippine Airlines, and China Eastern are the most popular carriers operating from London to Sydney
What is the cheapest route?
London Gatwick - Sydney Kingsford Smith
Fly from London Gatwick to Sydney Kingsford Smith for the best London - Sydney flight prices
When is the cheapest time to book a flight to Sydney?
47 days before
The cheapest time to buy a flight from London to Sydney is approximately 47 days before departure
60
Days before departure
0

Flight information for London to Sydney

Find info about flight duration, direct flights, and airports for your flight from London to Sydney
Fastest flight time 21h 40m The fastest flight from London to Sydney takes 21h 40m.
Direct flights None There are no direct flights from London to Sydney. Popular non-direct routes for this connection are London Heathrow - Sydney Kingsford Smith, London Gatwick - Sydney Kingsford Smith and London Stansted - Sydney Kingsford Smith.
Airports in Sydney 1 airport There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

Alternative routes for London to Sydney

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Manchester to Sydney
Fastest flight time
22h 20m
Cheapest price
1,161 AUD
Birmingham to Sydney
Fastest flight time
27h 20m
Cheapest price
1,289 AUD
London to Newcastle
Fastest flight time
32h 45m
Cheapest price
1,607 AUD

Flights from London to:

Flights to Sydney from: