Cheap Flights from London Heathrow to Sydney

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Compare London Heathrow to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from London Heathrow to Sydney

Looking for a cheap last-minute deal or the best return flight from London Heathrow Airport to Sydney Airport? If you want to travel next month, return fares start from $1,564. Find the lowest prices on one-way and return tickets right here.

Sydney.$1,420 per passenger.Departing Sun, 8 Nov, returning Fri, 20 Nov.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 8 Nov, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Fri, 20 Nov, arriving in London Heathrow.Price includes taxes and charges.From $1,420, select.

Sydney.$1,428 per passenger.Departing Sun, 13 Sep, returning Tue, 13 Oct.Return flight with Xiamen Airlines.Outbound indirect flight with Xiamen Airlines, departs from London Heathrow on Sun, 13 Sep, arriving in Sydney.Inbound indirect flight with Xiamen Airlines, departs from Sydney on Tue, 13 Oct, arriving in London Heathrow.Price includes taxes and charges.From $1,428, select.

Sydney.$1,474 per passenger.Departing Tue, 15 Sep, returning Tue, 17 Nov.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 15 Sep, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Tue, 17 Nov, arriving in London Heathrow.Price includes taxes and charges.From $1,474, select.

Sydney.$1,493 per passenger.Departing Tue, 1 Dec, returning Fri, 5 Feb.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 1 Dec, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Fri, 5 Feb, arriving in London Heathrow.Price includes taxes and charges.From $1,493, select.

Sydney.$1,494 per passenger.Departing Sun, 15 Nov, returning Sun, 7 Feb.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 15 Nov, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Sun, 7 Feb, arriving in London Heathrow.Price includes taxes and charges.From $1,494, select.

Sydney.$1,496 per passenger.Departing Sun, 6 Dec, returning Sat, 30 Jan.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 6 Dec, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Sat, 30 Jan, arriving in London Heathrow.Price includes taxes and charges.From $1,496, select.

Sydney.$1,498 per passenger.Departing Mon, 16 Nov, returning Sat, 30 Jan.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Mon, 16 Nov, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Sat, 30 Jan, arriving in London Heathrow.Price includes taxes and charges.From $1,498, select.

Sydney.$1,541 per passenger.Departing Fri, 30 Oct, returning Wed, 11 Nov.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Fri, 30 Oct, arriving in Sydney.Inbound indirect flight with China Southern, departs from Sydney on Wed, 11 Nov, arriving in London Heathrow.Price includes taxes and charges.From $1,541, select.

Sydney.$1,564 per passenger.Departing Sun, 13 Sep, returning Wed, 23 Sep.Return flight with Air India.Outbound indirect flight with Air India, departs from London Heathrow on Sun, 13 Sep, arriving in Sydney.Inbound indirect flight with Air India, departs from Sydney on Wed, 23 Sep, arriving in London Heathrow.Price includes taxes and charges.From $1,564, select.

Sydney.$1,572 per passenger.Departing Tue, 25 Aug, returning Tue, 8 Sep.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 25 Aug, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Tue, 8 Sep, arriving in London Heathrow.Price includes taxes and charges.From $1,572, select.

Sydney.$1,579 per passenger.Departing Sun, 6 Dec, returning Fri, 5 Mar.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 6 Dec, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Fri, 5 Mar, arriving in London Heathrow.Price includes taxes and charges.From $1,579, select.

Sydney.$1,616 per passenger.Departing Sun, 2 May, returning Sun, 6 Jun.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 2 May, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Sun, 6 Jun, arriving in London Heathrow.Price includes taxes and charges.From $1,616, select.

Sydney.$1,635 per passenger.Departing Tue, 4 May, returning Tue, 11 May.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 4 May, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Tue, 11 May, arriving in London Heathrow.Price includes taxes and charges.From $1,635, select.

Sydney.$1,657 per passenger.Departing Sun, 25 Oct, returning Wed, 28 Oct.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Sun, 25 Oct, arriving in Sydney.Inbound indirect flight with Air China, departs from Sydney on Wed, 28 Oct, arriving in London Heathrow.Price includes taxes and charges.From $1,657, select.

Sydney.$1,672 per passenger.Departing Mon, 22 Feb, returning Mon, 8 Mar.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Mon, 22 Feb, arriving in Sydney.Inbound indirect flight with China Southern, departs from Sydney on Mon, 8 Mar, arriving in London Heathrow.Price includes taxes and charges.From $1,672, select.

Sydney.$1,692 per passenger.Departing Sat, 31 Oct, returning Sun, 31 Jan.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Sat, 31 Oct, arriving in Sydney.Inbound indirect flight with China Southern, departs from Sydney on Sun, 31 Jan, arriving in London Heathrow.Price includes taxes and charges.From $1,692, select.

Find the cheapest month to fly from London Heathrow to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Sydney flights are currently cheapest in November.

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London Heathrow to Sydney: Alternative routes

Compare routes from London Heathrow to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Sydney

9km from central Sydney

ClosestCheapest

from $1,422

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Wollongong

86km from central Sydney

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London to Sydney: Flight information

The things to know before you go.

Cheapest flight found	$1,422
Cheapest month to fly	November

Finding cheap flights from London Heathrow to Sydney: Frequently asked questions

How much are return flights from London Heathrow to Sydney?

The best price we found for a return flight from London Heathrow to Sydney is $1,420. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from London Heathrow to Sydney?

Currently, there are no airlines that fly direct from London Heathrow to Sydney. But we found flights with one or more stops from $1,420.

How many flights are there a week from London Heathrow to Sydney?

As of August 2026, there are no flights flying from London Heathrow to Sydney.

When is the cheapest time to fly from London Heathrow to Sydney?

The cheapest month to fly from London Heathrow to Sydney is usually November.

Which upcoming date is cheapest to fly from London Heathrow Airport to Sydney Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Sydney Airport on Sunday, 8 November 2026.

Can I get a direct flight from London Heathrow Airport to Sydney Airport?

No airlines currently offer direct flights between London Heathrow Airport and Sydney Airport. Most routes have one or more stops.

How can I find the best flight deal to Sydney?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Sydney?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from London Heathrow Airport to Sydney with?

Currently, Air China offers the cheapest flight tickets to Sydney.

Flying from London Heathrow Airport (LHR) to Sydney Airport (SYD): what you need to know

Sydney's timezone is UTC+11, making Sydney 11 hours ahead of London.
To ensure you get on your LHR to SYD flight, allow plenty of time to check in and find your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the general travel rule.
During popular months such as July, it's a good idea to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead of an international flight when you travel during a high season in general.
If you'd like to add a stop to your trip, just deselect 'Direct flights only' when searching for your ticket from London Heathrow Airport to Sydney Airport. Here are the most popular stopovers between LHR and SYD:
- Dubai Airport
- Singapore Changi Airport
- Perth Airport

How to find the cheapest flights from London Heathrow Airport (LHR) to Sydney Airport (SYD)

The cheapest price we've found for a one-way London Heathrow Airport to Sydney Airport flight is $926. A return ticket is currently $1,420. Depending on the availability when you book, these fares may change.
Don't leave things to the last moment. You're more likely to find cheap tickets from LHR to SYD if you book early. Airlines often offer some amazing early bird discounts.
The 'Whole month' tool shows you the cheapest flights from London Heathrow Airport to Sydney Airport throughout the entire month. It's an easy way to find a bargain if your dates aren't set in stone.
Save time searching for cheap flights from LHR to SYD by creating a Price Alert. We'll send you an email or notification through the app when a special offer becomes available.
Tailor your trip with filters. Select your preferred arrival and departure times, total journey duration and airlines. You can also sort results by 'Best,' 'Fastest' or 'Cheapest' flights from London Heathrow Airport to Sydney Airport.

Handy information about London Heathrow Airport (LHR)

When it comes to the on-time performance of London Heathrow Airport, data shows 78% of flights stick to their scheduled arrival time.
Central London to London Heathrow Airport is approximately 24 kilometres. Depending on traffic, it'll take about 45 minutes to get there if you're catching a taxi, ride-sharing or driving.
The trip on public transport will take about 25 minutes.
Get your break off to a hassle-free start by staying near LHR. Whether you've booked an early flight from London Heathrow Airport to Sydney Airport or want to avoid feeling rushed, these hotels are ideal:

Arriving at Sydney Airport (SYD)

The last thing you want is a long trip to your hotel if you're getting in late on a London Heathrow Airport to Sydney Airport flight. Stay at one of these accommodation options near SYD instead:
Go wherever you want, whenever you want with a Sydney Airport rental car. Pick up your wheels from simba car rental, Bargain Car Rentals or Yes Drive and find adventure across Sydney and beyond.
Secure the lowest price by reserving your vehicle from Sydney Airport around two weeks before your travel date.

Getting from Sydney Airport (SYD) to central Sydney

Sydney Airport is approximately 8 kilometres from the centre of Sydney. The drive time takes around 20 minutes.
Travelling on public transport takes about 15 minutes.

When to fly to Sydney Airport (SYD)

July is the busiest month for flights from London Heathrow Airport to Sydney Airport. For a quieter experience, travel to Sydney in March.
When reserving your flight from London Heathrow Airport to Sydney Airport, consider the type of weather you enjoy. January is the warmest month in Sydney, with the temperature ranging from 17ºC to 32ºC.
Look for cheap tickets from LHR to SYD in July if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC and 19ºC on average.

Explore more of Australia

Canberra is just one of the many places in Australia waiting to be explored once you've seen the sights of Sydney. Around 241 kilometres away to the south-west, well-known attractions include National Gallery of Australia, National Portrait Gallery and Museum of Australian Democracy.
Newcastle is another well-known destination in Australia and is around 121 kilometres north-east of Sydney. No trip is complete without dropping by Merewether Beach, Nobbys Beach and Newcastle Beach.