Cheap flights from London to Sydney

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Easily compare round-trip flights from London to Sydney

Below you can see the best fares for your round-trip flight 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
LHR
9:00 pm
London Heathrow airport
29h 35m
1 Stop
1:35 pm
+2
SYD
Sydney Kingsford Smith airport
China Eastern
12 Nov
SYD
8:30 am
Sydney Kingsford Smith airport
31h 15m
1 Stop
4:45 am
+1
LHR
London Heathrow airport
707 USD
China Eastern
China Eastern
02 Nov
LHR
9:00 pm
London Heathrow airport
29h 35m
1 Stop
1:35 pm
+2
SYD
Sydney Kingsford Smith airport
China Eastern
16 Nov
SYD
8:30 am
Sydney Kingsford Smith airport
31h 15m
1 Stop
4:45 am
+1
LHR
London Heathrow airport
710 USD
Philippine Airlines
Philippine Airlines
15 Nov
LHR
10:20 pm
London Heathrow airport
24h 45m
1 Stop
10:05 am
+2
SYD
Sydney Kingsford Smith airport
Philippine Airlines
23 Nov
SYD
10:50 pm
Sydney Kingsford Smith airport
43h 45m
1 Stop
7:35 am
+2
LHR
London Heathrow airport
772 USD
British Airways
British Airways
07 Nov
LHR
9:50 pm
London Heathrow airport
22h 05m
1 Stop
6:55 am
+2
SYD
Sydney Kingsford Smith airport
British Airways
14 Nov
SYD
3:30 am
Sydney Kingsford Smith airport
23h 25m
1 Stop
3:55 pm
LHR
London Heathrow airport
867 USD
Singapore Airlines
Singapore Airlines
11 Nov
LHR
9:10 am
London Heathrow airport
21h 45m
1 Stop
5:55 pm
+1
SYD
Sydney Kingsford Smith airport
Singapore Airlines
12 Nov
SYD
8:45 am
Sydney Kingsford Smith airport
24h 25m
1 Stop
10:10 pm
LHR
London Heathrow airport
1,058 USD
Qantas Airways
Qantas Airways
25 Aug
LHR
1:10 pm
London Heathrow airport
23h 25m
1 Stop
9:35 pm
+1
SYD
Sydney Kingsford Smith airport
Qantas Airways
15 Sep
SYD
1:50 am
Sydney Kingsford Smith airport
23h 45m
1 Stop
4:35 pm
LHR
London Heathrow airport
1,114 USD

How to get the cheapest flight ticket 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 ticket 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. Most expensive is December
What is the cheapest day to fly to Sydney?
Monday
The cheapest day of the week is typically Monday. The most expensive is typically Friday
When is the cheapest time to fly to Sydney?
in the evening
London to Sydney flights are approximately 8% more expensive in the afternoon than in the evening
What is the cheapest airline that flies to Sydney?
China Southern
China Southern, Air China, and LOT are the most popular carriers operating from London to Sydney
What is the cheapest route?
London Heathrow - Sydney Kingsford Smith
Fly from London Heathrow to Sydney Kingsford Smith for the best London - Sydney flight prices
When is the cheapest time to book a flight to Sydney?
55 days before
The cheapest time to buy a flight from London to Sydney is approximately 55 days to departure
60
Days before departure
0

Flight information for London to Sydney (SYD - LON)

Find info about flight duration, direct flights, and airports for your flight from London to Sydney
Fastest flight time 26h 35m The fastest flight from London to Sydney takes 26h 35m.
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 and London Gatwick - Sydney Kingsford Smith.
Airports in Sydney 1 airport There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

Flights from London to:

  • Sydney Kingsford Smith
  • New South Wales
  • Australia
  • South Pacific

Flights to Sydney from:

  • London
  • England
  • United Kingdom
  • Europe