Cheap flights from Sydney to London Heathrow Airport from $804

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
9 Jun — 16 Jun1
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 Monday or Tuesday 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 10 May 2026.

Tue 13/1016:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Thu 29/1019:20
LHR
-
SYD
1 stop35h 35m
Etihad Airways
Deal found 6/5$1,415
Thu 14/521:00
SYD
-
LHR
2 stops31h 30m
Multiple Airlines
Thu 21/514:45
LHR
-
SYD
1 stop41h 05m
Multiple Airlines
Deal found 9/5$1,416
Tue 28/719:40
SYD
-
LHR
1 stop31h 00m
Air China
Mon 24/820:25
LHR
-
SYD
1 stop33h 25m
Air China
Deal found 5/5$1,431
Thu 14/521:00
SYD
-
LHR
2 stops31h 30m
Multiple Airlines
Wed 27/514:45
LHR
-
SYD
1 stop41h 05m
Multiple Airlines
Deal found 8/5$1,445
Mon 8/620:30
SYD
-
LHR
1 stop31h 10m
China Eastern
Mon 7/921:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 5/5$1,452
Tue 9/621:00
SYD
-
LHR
1 stop31h 30m
Multiple Airlines
Tue 16/614:45
LHR
-
SYD
1 stop41h 05m
Multiple Airlines
Deal found 8/5$1,455
Fri 24/719:40
SYD
-
LHR
1 stop33h 45m
Air China
Fri 21/822:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 5/5$1,459
Fri 8/507:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Thu 21/516:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 6/5$1,460
Mon 8/611:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Wed 10/621:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 8/5$1,462
Fri 24/719:40
SYD
-
LHR
1 stop33h 45m
Air China
Fri 14/820:25
LHR
-
SYD
1 stop33h 25m
Air China
Deal found 4/5$1,463
Fri 8/507:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Sun 24/516:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 6/5$1,464
Tue 12/507:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Wed 27/516:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 5/5$1,466

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 10 May 2026.

Round-trip from

$1,415

One-way from

$804

Popular in

December

Cheapest in

February

Average price

$1,609

Good round-trip deal

$2,412 or less

Good one-way deal

$1,971 or less
Etihad Airways
  • Etihad Airways
  • 13/10-29/10
  • 2 total stops
  • 59h 55m total
  • Sydney to London
China Eastern
  • China Eastern
  • 16/6
  • 1 total stop
  • 40h 40m total
  • Sydney to London
Highest demand for flights based on searches. 7% potential increase in price ($196 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($72 potential savings vs. average return price).
Average for round-trip flights in May 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 10 May 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

Mon 1/6

09:30-14:20

1 stop37h 50m

London Heathrow

Mon 22/6

16:35-19:25

1 stop41h 50m

$1,816

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 21/9

10:15-17:50

1 stop40h 35m

London Heathrow

Tue 13/10

19:50-09:15

1 stop27h 25m

$2,020

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 23/8

21:00-14:20

1 stop26h 20m

London Heathrow

Sun 11/10

16:35-20:05

1 stop41h 30m

$2,022

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 11/10

10:15-19:10

2 stops42h 55m

London Heathrow

Mon 26/10

08:25-20:35

2 stops25h 10m

$2,191

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 9/6

07:20-09:50

3 stops35h 30m

London Heathrow

Wed 24/6

06:30-19:10

2 stops27h 40m

$2,289

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 5/9

14:50-06:25

1 stop24h 35m

London Heathrow

Sat 26/9

18:55-17:10

1 stop37h 15m

$2,395

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 16/6

14:35-09:50

2 stops28h 15m

London Heathrow

Thu 25/6

18:30-06:25

2 stops26h 55m

$2,648

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 29/8

10:15-17:05

2 stops63h 50m

London Heathrow

Tue 22/9

19:50-08:15

1 stop27h 25m

$2,666

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 21/6

20:30-18:40

1 stop31h 10m

London Heathrow

Thu 16/7

21:20-08:00

3 stops49h 40m

$2,740

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 29/8

22:10-06:30

2 stops41h 20m

London Heathrow

Sat 26/9

20:50-20:30

2 stops38h 40m

$2,746

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 24 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?

To ensure you get the cheapest price possible for a flight from Sydney to London Heathrow Airport, you should look to book at least 50 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 $1,487). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $2,402). 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 10 May 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 10 May 2026.
Read through reviews of airlines operating flights from Sydney to London Heathrow Airport, such as Singapore Airlines,Emirates, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

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 2 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?

    Asiana Airlines, Vietnam Airlines, and Oman Air can get you from Sydney to London Heathrow Airport in just under 37h 50m. Your travel time can differ by up to 5h 05m. 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 $926, 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 Virgin Australia - these airlines can fly you to your destination from $983 and $1,020, 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 ($356), Air China ($517), and China Southern ($539).

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

    While on average a flight from Sydney to London Heathrow Airport is generally $7,438, our data shows the cheapest flight currently is $1,938. When looking at the most popular route, (Sydney Kingsford Smith - London Heathrow), you can expect to pay $1,280 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 $133 to make sightseeing during their stopover a little easier.

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

    Dubai Mall, Gold Souq, and Burj Khalifa are currently the most popular points of interest in Dubai. Dubai Mall, Gold Souq, and Burj Khalifa can be visited by travelling about 10.5 km, 6.8 km, and 11.0 km respectively from Dubai Intl. Travellers in need of a car in Dubai can hire one for about $31 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 $1,487). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $2,402). 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
Chatham
Dover
Aylesbury
Luton
Braintree
Gatwick
Chertsey

Browse thousands of different options on Cheapflights for your next trip

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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 10 May 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 10 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$926Average$1,485FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest$983Average$1,459FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Virgin AustraliaCheapest$1,020Average$2,002FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
China EasternCheapest$1,143Average$1,426FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest$1,158Average$1,534FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Malaysia AirlinesCheapest$1,292Average$1,584FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Air IndiaCheapest$1,293Average$1,647FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China AirlinesCheapest$1,295Average$1,553FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
SWISSCheapest$1,350Average$2,090FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Japan AirlinesCheapest$1,387Average$1,830FlexibilityNo cancel feeOn-time79%
Search Japan 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.

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