Cheap flights from London Heathrow to Sydney

Info about flights from London Heathrow to Sydney

Some useful info about flights from London Heathrow to Sydney to help you plan your next trip

Average flight duration 20h 17m

Cheapest month June

Average number of flights per week 19

First flight time 02:20

Last flight time 23:40

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Is it worth flying from London Heathrow to Sydney?

It depends. Prices for flights from London to Sydney fluctuate based on several factors.

Pick a travel date to see today’s available fares.

Travel agencies and airlines sometimes offer promotional prices on certain routes — it’s worth checking regularly. Also, many travelers look for weekend flights, so booking in advance is recommended.

Flights between London and Sydney: which airports can you choose?

The distance between London and Sydney is about 17020 km. Checking alternative airports can help lower the total cost of your trip.

Airports in London: London is served by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
Airports in Sydney: Currently, the only available airport in Sydney is Sydney - Kingsford Smith.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from London airports to find the best option.

Flights from London - Heathrow to Sydney - Kingsford Smith

Plan your journey from London Heathrow to Sydney with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Australia? These cities are trending: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.

Frequently Asked Questions

Frequently asked questions about flights from London Heathrow to Sydney.

How much does an airline ticket from London Heathrow to Sydney cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London Heathrow to Sydney.

How far is London from Sydney?

London is about 17020 km from Sydney.

What are the airports in Sydney?

Sydney has one airport: Sydney - Kingsford Smith.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the most popular cities in Australia?

The most popular cities in Australia according to our users' searches are: Adelaide, Brisbane, Melbourne, Perth, Sydney.

When should I book a flight from London to Sydney?

The best time to book a flight from London to Sydney is 1 month in advance, while the worst time is 11 weeks in advance.

What is the cheapest month to fly from London to Sydney?

The cheapest month to fly from London to Sydney is June.

What is the most expensive month to fly from London to Sydney?

The most expensive month to fly from London to Sydney is August.

What is the best day of the week to fly from London to Sydney?

For flights from London to Sydney Monday is on average the cheapest day to fly, while Monday is the most expensive day to fly.

Flights tailored to your budget