Cheap flights from London Heathrow to Sydney from £586

from as little as £586

28 nights in Sydney, departing London Heathrow on 17 / Sep / 2025 with China Southern Airlines (price found 34 hours ago)

Subject to availability, prices correct of the last 24 hours
Sydney

The London Heathrow / Sydney route

All 17034 km of it

Cheap flight deals for this route

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Sydney flight facts

What you need to know

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Sydney
Planning a trip from London Heathrow to Sydney? While there are currently no direct flights, one-stop journeys typically take around 22 to 24 hours, connecting you from the UK's bustling capital to Australia's iconic Harbour City. To secure the best deals, consider traveling during off-peak months like May or September.

Right now, the cheapest flight costs £586 and departs on 17 / Sep / 2025.
Min / Max Temperature (°C)
LOWEST

8 °C

AVG

17 °C

HIGHEST

26 °C

Rainfall (mm)
LOWEST

60 mm

AVG

95.8 mm

HIGHEST

130 mm

Key facts about Sydney

How to get cheap flights from London Heathrow to Sydney

Tips and advice from our flight experts
How long is the flight from Heathrow to Sydney?
Flights to Sydney typically range from 22 to 24 hours, including layovers. Common stopover cities include Dubai, Doha, Singapore, and Hong Kong.

Can you fly direct to Sydney from Heathrow?
No, there are currently no direct flights to Sydney from Heathrow. The only direct flight route to Australia operates from Heathrow to Perth, so if you really want a nonstop flight, you can fly to Perth and then fly from Perth to Sydney from there.

How to get a cheap flight to Sydney?
Flight prices to Sydney are mainly affected by the season. The autumn and spring months tend to have the cheapest fares: think March, April, May, October and November.

Other popular destinations near Sydney

Where other people are flying to

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