What’s the fastest stopover option from London Heathrow Airport to Sydney?

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 23h 07m. Find deals

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Sydney?

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 2h 46m. Find deals

What’s the cheapest stopover airport for flights from London Heathrow Airport to Sydney?

Incheon (ICN) is the most affordable one-stop option, with an average return flight price of $1,793. Find deals

What’s the top stopover airport for flights from London Heathrow Airport to Sydney?

Singapore (SIN) – chosen by Cheapflights users on 17% of one-stop itineraries from London Heathrow Airport to Sydney on Cheapflights.

How long is the flight from London Heathrow Airport to Sydney?

Departing from London Heathrow Airport to Sydney will take you 23h 25m. There are 17008 km between London Heathrow Airport and Sydney. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines flying from London Heathrow Airport to Sydney round-trip?

Air China, at $1,049, was found to be the cheapest airline from London Heathrow Airport to Sydney.Alternate airlines to your destination round-trip include China Southern and China Eastern. Air China is 47% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from London Heathrow Airport to Sydney one-way?

For one-way options, check prices for China Eastern. According to our data, you can fly for as low as $941. Users have also found prices from $1,172 and $1,194 on Malaysia Airlines and Tianjin Airlines, respectively.

What is the cheapest day to fly from London Heathrow Airport to Sydney?

Travellers seeking maximum savings on their London Heathrow Airport to Sydney flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Sydney

The most flights from LHR to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What are the cheapest flights from London Heathrow Airport to Sydney?

Looking for the cheapest flight from London Heathrow Airport to Sydney? While on average our users pay $2,310, our data indicates the cheapest price to be $1,735. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,129.

What are the most popular airlines that fly from London Heathrow Airport to Sydney?

When booking a flight from London Heathrow Airport to Sydney, you may want to consider flying on Air India, British Airways or Air China as they are the most popular for this route.

What is the cheapest day to fly return from London Heathrow Airport to Sydney?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 41% on the overall cost on flights from London Heathrow Airport to Sydney.

How far in advance should I book a flight from London Heathrow Airport to Sydney?

To save up to 14% on this flight, we recommend booking at least 37 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London Heathrow Airport to Sydney from $1,918 1-2 weeks out and tickets from $2,295 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to Sydney. Flights to Sydney from London Heathrow Airport in May are about $1,948 on average during May, but can be found for as low as $1,071.

What airport do you fly into for flights to Sydney from London Heathrow?

Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from London Heathrow. Booking flights from London Heathrow to Kingsford Smith (SYD) should be relatively easy as there are 3 daily inbound flights from London Heathrow from 15 different airlines.

Can I find deals for flights from Heathrow to Sydney that include hotel bookings?

Yes. In addition to deals on Heathrow to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Sydney.

Can I find deals for business class flights from Heathrow to Sydney?

Yes. Cheapflights offers flight deals from Heathrow to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$867+ Flights from London Heathrow Airport to Sydney

Q: How much does it cost for a return flight from London Heathrow Airport to Sydney?

Airfare is below average for this route at the moment. London Heathrow Airport to Sydney flights typically cost between $1,586 and $2,003 in October. The cheapest return flight price found within the last 3 days was $1,452 on China Southern (14 Oct-28 Oct). Find deals

Cheapflights Tip: The best prices from London Heathrow to Sydney Kingsford Smith are usually found in March or May, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Heathrow to Sydney

Round-trip from	$1,452
One-way from	$867
Popular in	December
Cheapest in	March
Average price	$1,743
Good round-trip deal	$2,257 or less
Good one-way deal	$1,860 or less

China Southern
14/10-28/10
4 total stops
75h 00m total
London to Sydney

Search Deals

2/11
2 total stops
51h 50m total
London to Sydney

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($365 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($88 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from London Heathrow to Sydney Kingsford Smith.

Search Deals

Price to beat on a one-way flight from London Heathrow to Sydney Kingsford Smith.

Search Deals

Find flight deals from Heathrow to Sydney

Cheapest flights from Heathrow to Sydney
Explore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Tue 14/1021:00LHR - SYD

2 stops37h 25mChina Southern

Tue 28/1011:25SYD - LHR

2 stops37h 35mChina Southern

Deal found 11/9$1,452

Tue 21/1021:00LHR - SYD

2 stops37h 25mChina Southern

Mon 27/1011:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 11/9$1,458

Wed 29/1021:30LHR - SYD

2 stops48h 55mChina Southern

Thu 20/1109:20SYD - LHR

2 stops43h 35mChina Southern

Deal found 11/9$1,460

Mon 22/921:20LHR - SYD

1 stop26h 40mChina Eastern

Wed 1/1012:00SYD - LHR

2 stops39h 40mChina Eastern

Deal found 12/9$1,461

Tue 2/1222:00LHR - SYD

1 stop35h 20mChina Southern

Sun 18/115:15SYD - LHR

1 stop38h 20mChina Southern

Deal found 11/9$1,464

Tue 2/1222:00LHR - SYD

1 stop24h 25mChina Southern

Fri 16/111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 10/9$1,467

Mon 27/1022:00LHR - SYD

1 stop35h 20mChina Southern

Mon 3/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 12/9$1,469

Mon 22/921:20LHR - SYD

1 stop26h 40mChina Eastern

Tue 28/1021:30SYD - LHR

1 stop31h 00mChina Eastern

Deal found 11/9$1,473

Sun 2/1117:15LHR - SYD

2 stops40h 05mChina Southern

Thu 20/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 11/9$1,475

Mon 17/1121:30LHR - SYD

2 stops35h 50mChina Southern

Mon 1/1222:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 10/9$1,476

Sun 26/1020:25LHR - SYD

3 stops35h 25mMultiple Airlines

Tue 11/1120:05SYD - LHR

2 stops30h 20mMultiple Airlines

Deal found 10/9$1,478

Best flights from Heathrow to Sydney
Discover carefully curated flight deals from Heathrow to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2025.

Fri 20/221:15LHR - SYD

1 stop28h 00mChina Airlines

Sun 22/322:10SYD - LHR

1 stop29h 45mChina Airlines

Deal found 11/9$1,770

Thu 26/220:55LHR - SYD

1 stop34h 00mEtihad Airways

Sat 21/321:30SYD - LHR

1 stop28h 00mEtihad Airways

Deal found 11/9$1,822

Mon 2/320:10LHR - SYD

1 stop23h 25mQantas Airways

Wed 25/315:55SYD - LHR

1 stop25h 20mQantas Airways

Deal found 10/9$1,855

Sun 19/1016:15LHR - SYD

1 stop29h 40mUnited Airlines

Sat 8/1112:10SYD - LHR

1 stop30h 15mUnited Airlines

Deal found 11/9$1,959

Sun 16/1108:50LHR - SYD

1 stop22h 05mEtihad Airways

Wed 26/1116:35SYD - LHR

1 stop25h 05mEtihad Airways

Deal found 11/9$1,849

Sat 27/913:05LHR - SYD

1 stop32h 55mUnited Airlines

Fri 3/1010:20SYD - LHR

1 stop30h 05mUnited Airlines

Deal found 10/9$1,962

Tue 24/220:55LHR - SYD

1 stop34h 00mEtihad Airways

Fri 6/321:30SYD - LHR

1 stop25h 35mEtihad Airways

Deal found 11/9$1,852

Sun 22/215:20LHR - SYD

1 stop30h 45mUnited Airlines

Sun 8/310:20SYD - LHR

2 stops30h 35mUnited Airlines

Deal found 11/9$1,962

Tue 3/220:55LHR - SYD

1 stop34h 00mEtihad Airways

Thu 19/221:30SYD - LHR

1 stop28h 00mEtihad Airways

Deal found 11/9$1,883

Tue 24/213:35LHR - SYD

2 stops32h 30mUnited Airlines

Sat 21/311:50SYD - LHR

2 stops29h 30mUnited Airlines

Deal found 11/9$1,962

Fri 20/213:45LHR - SYD

2 stops32h 20mUnited Airlines

Sun 22/311:50SYD - LHR

2 stops29h 30mUnited Airlines

Deal found 11/9$1,962

Mon 29/916:15LHR - SYD

1 stop29h 40mUnited Airlines

Wed 3/1211:50SYD - LHR

1 stop30h 40mUnited Airlines

Deal found 11/9$1,962

Direct flights from Heathrow to Sydney
Explore direct flight options from Heathrow to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 September 2025.

Thu 4/1220:10LHR - SYD

Nonstop23h 25mQantas Airways

Thu 15/115:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 11/9$2,144

Mon 2/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Sun 8/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 10/9$2,165

Sun 22/221:00LHR - SYD

Nonstop22h 55mBritish Airways

Tue 10/316:20SYD - LHR

Nonstop24h 25mBritish Airways

Deal found 11/9$2,220

Fri 14/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 1/1215:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 10/9$2,251

Sun 22/221:00LHR - SYD

Nonstop22h 55mBritish Airways

Sun 8/316:20SYD - LHR

Nonstop24h 25mBritish Airways

Deal found 11/9$2,288

Mon 10/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 1/1215:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 10/9$2,292

Tue 24/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Sun 8/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 11/9$2,303

Tue 24/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 10/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 10/9$2,304

Tue 4/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Sun 16/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 11/9$2,309

Sat 8/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Sun 23/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 11/9$2,343

Last-minute flights from Heathrow to Sydney
Discover last-minute flight deals from Heathrow to Sydney. Data last updated 12 September 2025 and is based on user searches.

Mon 22/921:20LHR - SYD

1 stop26h 40mChina Eastern

Wed 1/1012:00SYD - LHR

2 stops39h 40mChina Eastern

Deal found 12/9$1,461

Mon 22/921:20LHR - SYD

1 stop26h 40mChina Eastern

Tue 28/1021:30SYD - LHR

1 stop31h 00mChina Eastern

Deal found 11/9$1,473

Sat 4/1021:20LHR - SYD

2 stops50h 10mMultiple Airlines

Sat 25/1015:50SYD - LHR

2 stops40h 15mMultiple Airlines

Deal found 10/9$1,482

Tue 14/1021:00LHR - SYD

2 stops37h 25mChina Southern

Tue 28/1011:25SYD - LHR

2 stops37h 35mChina Southern

Deal found 11/9$1,452

Tue 21/1021:00LHR - SYD

2 stops37h 25mChina Southern

Mon 27/1011:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 11/9$1,458

Sun 26/1017:15LHR - SYD

2 stops40h 05mChina Southern

Sun 2/1122:00SYD - LHR

2 stops30h 55mChina Southern

Deal found 11/9$1,475

Sun 26/1021:00LHR - SYD

1 stop29h 35mChina Eastern

Wed 12/1112:00SYD - LHR

1 stop40h 30mChina Eastern

Deal found 10/9$1,476

Sun 26/1020:25LHR - SYD

3 stops35h 25mMultiple Airlines

Tue 11/1120:05SYD - LHR

2 stops30h 20mMultiple Airlines

Deal found 10/9$1,478

Sun 26/1021:00LHR - SYD

3 stops51h 00mChina Eastern

Tue 11/1112:20SYD - LHR

3 stops64h 10mChina Eastern

Deal found 12/9$1,479

Mon 27/1022:00LHR - SYD

1 stop35h 20mChina Southern

Mon 3/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 12/9$1,469

Wed 29/1021:30LHR - SYD

2 stops48h 55mChina Southern

Thu 20/1109:20SYD - LHR

2 stops43h 35mChina Southern

Deal found 11/9$1,460

Wed 29/1022:00LHR - SYD

1 stop35h 20mChina Southern

Tue 11/1122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 11/9$1,466

One-way flights from Heathrow to Sydney
Search for one-way flight options from Heathrow to Sydney. Find affordable one-way fares based on user searches. Data last updated 12 September 2025.

Sun 2/1117:15LHR - SYD

2 stops51h 50mMultiple Airlines

Deal found 11/9$867

Sun 26/1017:15LHR - SYD

2 stops51h 50mMultiple Airlines

Deal found 11/9$869

Mon 3/1121:30LHR - SYD

2 stops35h 50mChina Southern

Deal found 10/9$870

Sat 20/922:00LHR - SYD

1 stop31h 40mTianjin Airlines

Deal found 10/9$873

Mon 27/1021:30LHR - SYD

2 stops47h 00mChina Southern

Deal found 10/9$875

Mon 1/1221:30LHR - SYD

2 stops35h 50mChina Southern

Deal found 11/9$876

Sun 2/1117:15LHR - SYD

2 stops40h 05mChina Southern

Deal found 11/9$878

Thu 27/1121:35LHR - SYD

2 stops30h 55mAir China

Deal found 11/9$879

Mon 2/321:00LHR - SYD

1 stop29h 35mChina Eastern

Deal found 11/9$881

Wed 17/922:05LHR - SYD

3 stops48h 15mMultiple Airlines

Deal found 10/9$882

Sun 21/922:05LHR - SYD

2 stops36h 55mMultiple Airlines

Deal found 11/9$884

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 20/2

21:15-12:15

1 stop28h 00m

Sydney Kingsford Smith

Sun 22/3

22:10-16:55

1 stop29h 45m

$1,770

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 26/2

20:55-17:55

1 stop34h 00m

Sydney Kingsford Smith

Sat 21/3

21:30-14:30

1 stop28h 00m

$1,822

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 16/11

08:50-17:55

1 stop22h 05m

Sydney Kingsford Smith

Wed 26/11

16:35-06:40

1 stop25h 05m

$1,849

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 24/2

20:55-17:55

1 stop34h 00m

Sydney Kingsford Smith

Fri 6/3

21:30-12:05

1 stop25h 35m

$1,852

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 2/3

20:10-06:35

1 stop23h 25m

Sydney Kingsford Smith

Wed 25/3

15:55-06:15

1 stop25h 20m

$1,855

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 3/2

20:55-17:55

1 stop34h 00m

Sydney Kingsford Smith

Thu 19/2

21:30-14:30

1 stop28h 00m

$1,883

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 19/10

16:15-07:55

1 stop29h 40m

Sydney Kingsford Smith

Sat 8/11

12:10-07:25

1 stop30h 15m

$1,959

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 27/9

13:05-07:00

1 stop32h 55m

Sydney Kingsford Smith

Fri 3/10

10:20-07:25

1 stop30h 05m

$1,962

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 22/2

15:20-09:05

1 stop30h 45m

Sydney Kingsford Smith

Sun 8/3

10:20-05:55

2 stops30h 35m

$1,962

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 24/2

13:35-09:05

2 stops32h 30m

Sydney Kingsford Smith

Sat 21/3

11:50-06:20

2 stops29h 30m

$1,962

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 20 results

Best time to book a flight from Heathrow to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Heathrow with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Sydney

Prices

Airlines

How far ahead should I book a flight from London Heathrow Airport to Sydney?

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Sydney?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of $129). Flying from London Heathrow Airport to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to SYD?

It’s optimal to fly from London Heathrow Airport to Sydney in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from London Heathrow Airport to Sydney?

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Singapore Airlines

8.1

Very Good

1,365 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Cathay Pacific

7.6

Good

993 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Qantas Airways

7.5

Good

905 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

China Southern

7.5

Good

110 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Etihad Airways

7.4

Good

1,250 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

What airport do you fly into for flights to Sydney from London Heathrow?
Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from London Heathrow. Booking flights from London Heathrow to Kingsford Smith (SYD) should be relatively easy as there are 3 daily inbound flights from London Heathrow from 15 different airlines.
How long is the flight from London Heathrow Airport to Sydney?
Departing from London Heathrow Airport to Sydney will take you 23h 25m. There are 17008 km between London Heathrow Airport and Sydney. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Sydney round-trip?
Air China, at $1,049, was found to be the cheapest airline from London Heathrow Airport to Sydney.Alternate airlines to your destination round-trip include China Southern and China Eastern. Air China is 47% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Sydney one-way?
For one-way options, check prices for China Eastern. According to our data, you can fly for as low as $941. Users have also found prices from $1,172 and $1,194 on Malaysia Airlines and Tianjin Airlines, respectively.
What are the cheapest flights from London Heathrow Airport to Sydney?
Looking for the cheapest flight from London Heathrow Airport to Sydney? While on average our users pay $2,310, our data indicates the cheapest price to be $1,735. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,129.
Can I find deals for flights from Heathrow to Sydney that include hotel bookings?
Yes. In addition to deals on Heathrow to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Sydney.
Can I find deals for business class flights from Heathrow to Sydney?
Yes. Cheapflights offers flight deals from Heathrow to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Sydney?
Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of $129). Flying from London Heathrow Airport to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Parramatta

Wollongong

Katoomba

Penrith

Terrigal

Manly

Lithgow

Randwick

Bondi Beach

Coogee

Cronulla

Leura

Browse thousands of different options on Cheapflights for your next trip

Fly from Heathrow to Sydney on these airlines

China Southern flights from London Heathrow to Sydney Kingsford Smith

Singapore Airlines flights from London Heathrow to Sydney Kingsford Smith

Malaysia Airlines flights from London Heathrow to Sydney Kingsford Smith

Direct flights to New South Wales

Other flights to Sydney

Top 10 airlines flying from Heathrow to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest$1,049	Average$2,394	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Southern	Cheapest$1,091	Average$1,508	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
China Eastern	Cheapest$1,344	Average$1,726	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Air India	Cheapest$1,483	Average$2,067	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Malaysia Airlines	Cheapest$1,517	Average$1,989	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
China Airlines	Cheapest$1,546	Average$1,757	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
Etihad Airways	Cheapest$1,551	Average$2,509	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Cathay Pacific	Cheapest$1,642	Average$1,855	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
British Airways	Cheapest$1,656	Average$2,235	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Emirates	Cheapest$1,688	Average$2,273	FlexibilityNo cancel fee	On-time75%	Search Emirates flights

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Cheap flights from London Heathrow Airport to Sydney from $867

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Sydney Kingsford Smith are usually found in March or May, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Monday

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Find flight deals from Heathrow to Sydney

Cheapest flights from Heathrow to SydneyExplore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Explore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

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Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.

Best time to book a flight from Heathrow to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Sydney

How far ahead should I book a flight from London Heathrow Airport to Sydney?

What is the cheapest month to book a flight from London Heathrow Airport to Sydney?

What is the cheapest time of day to fly from LHR to SYD?

How much does it cost for a return flight from London Heathrow Airport to Sydney?

Weekly flight availability from London Heathrow Airport to Sydney

What’s the top stopover airport for flights from London Heathrow Airport to Sydney?

What’s the fastest stopover option from London Heathrow Airport to Sydney?

What’s the fastest stopover option from London Heathrow Airport to Sydney?

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Sydney?

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Sydney from London Heathrow?

How long is the flight from London Heathrow Airport to Sydney?

What are the cheapest airlines flying from London Heathrow Airport to Sydney round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Sydney one-way?

What are the cheapest flights from London Heathrow Airport to Sydney?

Can I find deals for flights from Heathrow to Sydney that include hotel bookings?

How can I find direct flights from Heathrow to Sydney?

Can I find deals for business class flights from Heathrow to Sydney?

What is the cheapest month to book a flight from London Heathrow Airport to Sydney?

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Fly from Heathrow to Sydney on these airlines

Choose from the following airlines for your flight from Heathrow to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2025.

Top 10 airlines flying from Heathrow to Sydney

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How does Cheapflights help users find flights from Heathrow to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Sydney?

Can Cheapflights find flights from Heathrow to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Sydney become cheaper?

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Cheapest flights from Heathrow to Sydney
Explore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.