- Cheapest roundtrip flight
- from€659
- Fastest outbound flight
- Fastest inbound flight
- Flight distance
- 17,039 km
- Time difference
Flight schedule from London Heathrow (LHR) to Sydney (SYD)
Select a travel date in the flight schedule for the route from London Heathrow (LHR) to Sydney (SYD) and compare affordable flight deals.
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Matching outbound flightsLHR–SYD · 31 of 31
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- 21 – 27 September 2026
- 28 Sept – 4 Oct 2026
- 5 – 11 October 2026
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- LHRSYDnon-stop
- LHRSYDnon-stop
Tips and tricks to help you find cheap flights from London Heathrow to Sydney
Favourite airline: e.g. Air India, Air China
68 % of flights booked on the route from London Heathrow to Sydney are booked with Air India, Air China and Emirates.
Air India
29 %
Air China
29 %
Emirates
10 %
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from London Heathrow to Sydney?
The route from London Heathrow to Sydney is served by connecting flights with one stop. These typically take around 34 hours, depending on the layover duration and the connection chosen. If travel time is important to you, pay particular attention to connections with a short stopover.
Are there direct flights from London Heathrow to Sydney?
No, there are currently no direct flights from London Heathrow to Sydney. However, you can reach Sydney with a connecting flight via one stop. Allow extra travel time for the connection and pay particular attention to the length of the layover.
Which airlines fly from London Heathrow to Sydney?
Flights from London Heathrow to Sydney are available with one stop, operated by, among others, Etihad Airways (via Abu Dhabi), Emirates (via Dubai) and Singapore Airlines (via Singapore). When comparing options, look beyond the price and consider the total travel time and the length of the layover.
Which airline is most commonly chosen for flights from London Heathrow to Sydney?
For flights from London Heathrow to Sydney, offers from Air India, China Southern and Swiss are chosen most frequently. This reflects which airlines have been particularly popular with users on this route over the past year. Whether an airline suits you also depends on price, flight times, baggage and possible stopovers.
In which months do idealo users most frequently search for flights from London Heathrow to Sydney?
Flights from London Heathrow to Sydney are most frequently searched for travel in January, April and November. If you are planning to fly in one of these months, it may be worth comparing offers early. Outside the most popular months, you may find more choice or cheaper connections.
Which departure days are most popular for flights from London Heathrow to Sydney?
For flights from London Heathrow to Sydney, departures on Thursday, Friday and Saturday are particularly in demand. Demand can be higher on popular travel days, so it is worth checking alternative departure days. You may find more suitable flight times or cheaper offers.
Which airports near London Heathrow are frequently used for flights to Sydney?
As well as London Heathrow airport, users also frequently search for flights from Manchester to Sydney. Alternative departure airports can offer more choice of flight times, airlines or prices. Do also check how accessible each airport is for you.