Cheap flights from Sydney to London Heathrow Airport from $761

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to London Heathrow are usually found in February or October, booked 51 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Sydney to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Heathrow
Explore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 April 2026.

Sun 3/515:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Sun 10/520:45
LHR
-
SYD
1 stop35h 05m
Etihad Airways
Deal found 3/4$1,332
Thu 21/520:50
SYD
-
LHR
1 stop30h 55m
Etihad Airways
Wed 10/621:45
LHR
-
SYD
1 stop34h 05m
Etihad Airways
Deal found 8/4$1,347
Mon 11/520:50
SYD
-
LHR
1 stop27h 15m
Etihad Airways
Mon 15/614:45
LHR
-
SYD
1 stop30h 25m
Etihad Airways
Deal found 6/4$1,358
Tue 7/415:40
SYD
-
LHR
1 stop36h 40m
Etihad Airways
Tue 21/420:45
LHR
-
SYD
1 stop35h 05m
Etihad Airways
Deal found 5/4$1,361
Fri 15/515:40
SYD
-
LHR
1 stop36h 05m
Etihad Airways
Wed 10/614:45
LHR
-
SYD
1 stop30h 25m
Etihad Airways
Deal found 5/4$1,378
Tue 7/415:40
SYD
-
LHR
1 stop36h 40m
Etihad Airways
Tue 5/514:45
LHR
-
SYD
1 stop41h 05m
Etihad Airways
Deal found 6/4$1,381
Fri 24/415:40
SYD
-
LHR
1 stop30h 50m
Etihad Airways
Thu 28/520:45
LHR
-
SYD
1 stop35h 05m
Etihad Airways
Deal found 5/4$1,383
Fri 1/520:50
SYD
-
LHR
1 stop30h 55m
Etihad Airways
Sat 16/521:45
LHR
-
SYD
1 stop23h 25m
Etihad Airways
Deal found 5/4$1,385
Thu 14/520:50
SYD
-
LHR
1 stop30h 55m
Etihad Airways
Fri 29/520:45
LHR
-
SYD
1 stop24h 25m
Etihad Airways
Deal found 4/4$1,386
Fri 24/415:40
SYD
-
LHR
1 stop30h 50m
Etihad Airways
Mon 18/520:45
LHR
-
SYD
1 stop24h 25m
Etihad Airways
Deal found 4/4$1,389

Find flight deals from Sydney to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 April 2026.

Round-trip from

$1,332

One-way from

$761

Popular in

December

Cheapest in

February

Average price

$1,899

Good round-trip deal

$2,550 or less

Good one-way deal

$1,652 or less
Etihad Airways
  • Etihad Airways
  • 3/5-10/5
  • 2 total stops
  • 59h 25m total
  • Sydney to London
Etihad Airways
  • Etihad Airways
  • 7/9
  • 1 total stop
  • 24h 15m total
  • Sydney to London
Highest demand for flights based on searches. 6% potential increase in price ($196 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($74 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to London Heathrow.
Price to beat on a one-way flight from Sydney Kingsford Smith to London Heathrow.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 9 April 2026.
Use the filters below to find and compare flights from Sydney to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 2/8

10:05-18:40

3 stops41h 35m

London Heathrow

Tue 10/11

21:00-13:35

1 stop29h 35m

$1,719

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 1/8

21:30-12:45

1 stop24h 15m

London Heathrow

Tue 10/11

19:20-17:55

1 stop35h 35m

$1,904

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 19/4

20:45-14:00

1 stop26h 15m

London Heathrow

Fri 19/6

15:05-08:40

2 stops32h 35m

$2,023

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 5/8

10:15-16:55

1 stop39h 40m

London Heathrow

Tue 25/8

19:50-12:15

2 stops55h 25m

$2,062

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 20/5

14:45-12:25

2 stops30h 40m

London Heathrow

Wed 1/7

16:50-06:25

2 stops28h 35m

$2,094

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 26/7

10:15-17:05

2 stops39h 50m

London Heathrow

Sun 16/8

19:50-08:15

2 stops27h 25m

$2,200
Fastest return journey

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 11/7

21:30-15:05

1 stop26h 35m

London Heathrow

Sat 1/8

20:50-06:10

1 stop24h 20m

$2,308

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 19/5

10:15-16:55

2 stops39h 40m

London Heathrow

Tue 26/5

19:50-08:15

1 stop27h 25m

$2,308

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 22/6

14:15-17:50

2 stops36h 35m

London Heathrow

Tue 23/6

19:50-12:15

2 stops55h 25m

$2,313

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 18/6

09:15-06:30

2 stops30h 15m

London Heathrow

Fri 10/7

08:25-09:40

2 stops40h 15m

$2,339

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Sydney to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sydney 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 Sydney to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Sydney to Heathrow. Price data was last updated on 3 April 2026.

To ensure you get the cheapest price possible for a flight from Sydney to London Heathrow Airport, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of $936). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $1,766). 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 SYD to LHR?

Find hourly flight availability from Sydney to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 April 2026.

When flying from Sydney to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 9 April 2026.
Read through reviews of airlines operating flights from Sydney to London Heathrow Airport, such as Emirates,Cathay Pacific, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Overall

8.1

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Related info for your journey

Find useful and relevant information for your journey from Sydney to Heathrow. 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 from for flights from Sydney to London Heathrow?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to London Heathrow. You should not have trouble finding flights to London Heathrow from Kingsford Smith; the airport handles an average of 3 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 24 airlines have flights from the Sydney airport to London Heathrow. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

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

    China Eastern, Etihad Airways, and Virgin Australia can get you from Sydney to London Heathrow Airport in just under 24h 15m. Your travel time can differ by up to 17h 20m. Airlines will cover a distance of 17008 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at $951, Air China will fly you from Sydney to London Heathrow Airport and back. In addition to Air China, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Southern and China Eastern - these airlines can fly you to your destination from $1,012 and $1,172, respectively. Air China is 49% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapet airlines for a one-way flight from Sydney to London Heathrow Airport are Hainan Airlines ($366), Air China ($549), and China Southern ($554).

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

    While on average a flight from Sydney to London Heathrow Airport is generally $7,630, our data shows the cheapest flight currently is $1,629. When looking at the most popular route, (Sydney Kingsford Smith - London Heathrow), you can expect to pay $1,209 for that flight.

  • Where are the most common stopover locations when flying from Sydney to London Heathrow Airport?

  • What are some popular things to do or see while on a stopover in Singapore?

    Sentosa, Merlion, and Universal Studios Singapore are currently the most popular points of interest in Singapore at the moment. Sentosa, Merlion, and Universal Studios Singapore can be visited by traveling about 21.6 km, 16.9 km, and 21.6 km respectively from Singapore Changi. Travellers can rent a car at Singapore Changi for an average daily rate of $121 to make sightseeing during their stopover a little easier.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    Petronas Towers, Kuala Lumpur Tower, and Berjaya Times Square are currently the most popular points of interest in Kuala Lumpur. Petronas Towers, Kuala Lumpur Tower, and Berjaya Times Square can be visited by travelling about 46.6 km, 46.0 km, and 44.9 km respectively from Kuala Lumpur Intl. Travellers in need of a car in Kuala Lumpur can hire one for about $46 per day.

  • Where are the least popular stopover locations for Sydney to London Heathrow Airport flights?

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

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

  • How can I find direct flights from Sydney to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Sydney to Heathrow 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 Sydney to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of $936). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $1,766). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Kingston upon Thames
Salisbury
Horsham
Southall
Chatham
Aylesbury
Dover
Braintree
Gatwick
Chertsey

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Heathrow on these airlines

Choose from the following airlines for your flight from Sydney to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 9 April 2026.

Top 10 airlines flying from Sydney to Heathrow

Discover the top 10 airlines that operate flights from Sydney to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$951Average$1,500FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest$1,012Average$1,513FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest$1,172Average$1,466FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest$1,190Average$1,558FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Malaysia AirlinesCheapest$1,262Average$1,588FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$1,323Average$1,587FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air IndiaCheapest$1,327Average$1,683FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
SWISSCheapest$1,406Average$2,248FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Japan AirlinesCheapest$1,421Average$1,622FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Vietnam AirlinesCheapest$1,500Average$1,848FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Sydney today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Sydney to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Sydney to Heathrow with no change fees.

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

Yes, Cheapflights offers price alerts on Sydney to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.