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Cheap flights from Sydney to London from $699

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in October or February, booked 62 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Sydney to London

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to London (LON). 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 29 April 2025.

Round-trip from

$1,461

One-way from

$701

Popular in

December

Cheapest in

October

Average price

$1,937

Good round-trip deal

$2,157 or less

Good one-way deal

$1,474 or less
China Eastern
  • China Eastern
  • 8/6-29/6
  • 2 total stops
  • 61h 25m total
  • Sydney to London
Hainan Airlines
  • Hainan Airlines
  • 3/6
  • 1 total stop
  • 31h 30m total
  • Sydney to London
Highest demand for flights based on searches. 11% potential increase in price ($402 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($104 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Sydney Kingsford Smith to London (LON).
Price to beat on a one-way flight from Sydney Kingsford Smith to London (LON).

Find flight deals from Sydney to London

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Sun 8/620:30SYD - LHR
1 stop31h 10mChina Eastern
Sun 29/621:20LHR - SYD
1 stop30h 15mChina Eastern
Deal found 28/4$1,461
Sat 7/611:20SYD - LGW
2 stops37h 40mChina Eastern
Sat 2/818:00LGW - SYD
2 stops28h 40mChina Eastern
Deal found 29/4$1,464
Thu 12/621:00SYD - LHR
2 stops31h 30mMultiple Airlines
Thu 19/621:00LHR - SYD
2 stops37h 40mMultiple Airlines
Deal found 28/4$1,466
Thu 22/519:40SYD - LHR
1 stop31h 05mAir China
Sat 7/622:00LHR - SYD
2 stops55h 50mAir China
Deal found 28/4$1,472
Tue 11/1121:40SYD - LGW
2 stops46h 40mTurkish Airlines
Tue 18/1106:00LGW - SYD
2 stops26h 45mTurkish Airlines
Deal found 29/4$1,472
Mon 12/510:15SYD - LGW
2 stops41h 15mChina Southern
Sat 31/521:30LGW - SYD
2 stops61h 10mChina Southern
Deal found 28/4$1,474
Tue 20/521:30SYD - LHR
1 stop30h 15mEtihad Airways
Fri 20/609:30LHR - SYD
1 stop22h 25mEtihad Airways
Deal found 28/4$1,478
Sun 26/1022:00SYD - LHR
1 stop31h 15mChina Southern
Sat 1/1122:00LHR - SYD
1 stop35h 20mChina Southern
Deal found 28/4$1,483
Wed 4/613:05SYD - LHR
1 stop25h 50mMalaysia Airlines
Tue 17/621:35LHR - SYD
1 stop27h 25mMalaysia Airlines
Deal found 28/4$1,491
Fri 25/719:40SYD - LGW
2 stops32h 05mAir China
Sat 9/811:25LGW - SYD
2 stops42h 30mAir China
Deal found 28/4$1,494
Mon 9/606:00SYD - LGW
2 stops33h 40mMultiple Airlines
Mon 16/611:35LGW - SYD
1 stop40h 00mMultiple Airlines
Deal found 29/4$1,508
Tue 11/1121:40SYD - LHR
2 stops35h 45mTurkish Airlines
Tue 18/1122:35LHR - SYD
2 stops34h 10mTurkish Airlines
Deal found 29/4$1,538

Cheapflights Fare Finder

Customise your flight search to find flights from Sydney to London 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 29 April 2025.
Use the filters below to find and compare flights from Sydney to London that are best for you.

Fly from

Sydney

Fly to

London

Route

Depart

Return

Price

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 8/6

20:30-18:40

1 stop31h 10m

London Heathrow

Sun 29/6

21:20-12:35

1 stop30h 15m

$1,461

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 12/6

21:00-19:30

2 stops31h 30m

London Heathrow

Thu 19/6

21:00-19:40

2 stops37h 40m

$1,466

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 22/5

19:40-17:45

1 stop31h 05m

London Heathrow

Sat 7/6

22:00-14:50

2 stops55h 50m

$1,472

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 12/5

10:15-18:30

2 stops41h 15m

London Gatwick

Sat 31/5

21:30-19:40

2 stops61h 10m

$1,474

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 20/5

21:30-18:45

1 stop30h 15m

London Heathrow

Fri 20/6

09:30-16:55

1 stop22h 25m

$1,478

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 14/5

11:00-06:40

1 stop28h 40m

London Gatwick

Mon 19/5

18:05-12:35

1 stop33h 30m

$1,478

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 26/10

22:00-18:15

1 stop31h 15m

London Heathrow

Sat 1/11

22:00-20:20

1 stop35h 20m

$1,483

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 4/6

13:05-05:55

1 stop25h 50m

London Heathrow

Tue 17/6

21:35-10:00

1 stop27h 25m

$1,491

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 25/7

19:40-18:45

2 stops32h 05m

London Gatwick

Sat 9/8

11:25-14:55

2 stops42h 30m

$1,494

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 9/6

06:00-06:40

2 stops33h 40m

London Gatwick

Mon 16/6

11:35-12:35

1 stop40h 00m

$1,508

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 49 results
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Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a return flight from Sydney to London. Price data was last updated on 25 April 2025.

The best time to book flights from Sydney to London is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Sydney to London (average of $1,037). Flying from Sydney to London in December is currently the most expensive (average of $1,667). 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 LON?

Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 27% on flights from Sydney to London by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly return from Sydney to London. Price data was last updated on 16 December 2024.

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

Weekly flight availability from Sydney to London

Explore weekly flight availability from Sydney to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2025.

The most flights from SYD to LON 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).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 29 April 2025.
Read reviews from past customers who have flown Japan Airlines, China Airlines and Hainan Airlines from Sydney to London. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Boarding

8.4

Food

7.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Related info for your journey

Find useful and relevant information for your journey from Sydney to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the best ways to get to the airports in Sydney and London?

    When flying from Sydney to London, you will depart from Sydney Kingsford Smith Airport in Sydney, the largest and busiest airport in Australia. Airport Link train services reach the airport from many stations around the city and suburbs and leave every 10 minutes. You can also find taxis, ride-share and Ubers available for your convenience. When you land in London, there will be several London-serving airports that cater for this flight. Your two most commonly used flights are Heathrow Airport for direct and one-stop flights and London City Airport for two-stop flights. These two airports are both close to London central and both on busy public transportation routes. From Heathrow Airport, it is simple to get to London. Hop on the Heathrow Express train on the Piccadilly line of the underground tube and jump off at your destination station. From London City Airport train station, you can catch a train running to Canning Town station on the DLR line every 10 minutes. You can also find that taxis and Ubers will serve both airports and get you to your destination with ease.

  • Which airlines fly directly from Sydney to London?

    If you are looking for a direct flight from Sydney to London, your two main options will be Qantas Airways who complete the flight in approximately 24 hours and 30 minutes and British Airways also fly direct in just under 24 hours. Most other flights from Sydney to London will include at least one stop, sometimes two. The further in advance you book, the more likely you are to find direct flights.

  • What are the stopover options between Sydney to London?

    With Sydney to London flights that include stopovers, you can find good deals from Emirates that take on average about 27 hours to reach London, with one stop in Dubai. British Airways also stops in Doha on flights that average 32 hours and 50 minutes. For two-stop flight options you can find that KLM goes via Singapore and Amsterdam, averaging 25 hours and 30 minutes in total. ANA also flies via Tokyo and Frankfurt for a total journey time of 45 hours. Booking long-distance flights with stops doesn’t always mean they are cheaper. If you book in advance, you can get great deals on direct flights and save on budget and time.

  • Do I need a passport or visa to fly from Sydney to London?

    Luckily, if you are an Australian citizen you will be able to fly to London without a visa for business, tourism or medical reasons. You will be able to remain in the UK for up to six months visa-free, but you will need a valid, up-to-date passport to enter the country.

  • Is there an alternative sustainable mode of transport from Sydney to London?

    London is situated about 10,559 miles from Sydney. The journey from the origin to the destination is long and involves crossing Australia, the Middle East, the Indian Ocean, and Europe. As a result, flights are the only sustainable means of making this journey. Flights offer fast, fuel-efficient, and high-capacity transport options for passengers who need to make this trip. Therefore, there is no alternative sustainable mode of transport that one can use when traveling from Sydney to London.

  • How can travelers reduce their carbon footprint for their journey from Sydney to London?

    The journey from Sydney to London is significantly long, and one way you can reduce your carbon footprint when on this journey is by selecting direct flights. There are several airlines that provide direct flights for this route. These flights usually consume less fuel than flights with one or several stopovers. Therefore, consider choosing an airline with direct flights for this route if you wish to reduce your carbon footprint for the journey.

  • What information is essential in helping travelers identify a sustainable airline for their Sydney to London trip?

    One of the best ways to identify a sustainable airline for your journey from Sydney to London is by researching the type of aircraft servicing the route. When you research the type of planes an airline has, you will learn about their engines and how efficient they are in fuel consumption. This will help you identify the most fuel-efficient airline you can use for your journey from Sydney to London. More so, newer aircraft often come equipped with more fuel-efficient engines than older ones.

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

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to London. You should not have trouble finding flights to London from Kingsford Smith; the airport handles an average of 3 outbound flights to London per day. You should also have plenty of airline options to choose from since 27 airlines have flights from the Sydney airport to London. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

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

    Our cheapest airline available from Sydney to London is China Eastern. Our recent data shows that you can find tickets from as low as $1,461 on this airline. Additional options worth looking into are Air China and China Southern, starting at $1,472 and $1,474 round-trip. You may be able to fly from Sydney to London for 24% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $701 on Hainan Airlines. Other airlines that offer cheap prices include China Southern from $710 and Air China from $721 one-way.

  • What are the most popular routes from Sydney to London?

  • What are the cheapest flights from Sydney to London?

    Looking for the cheapest flight from Sydney to London? While on average our users pay $8,936, our data indicates the cheapest price to be $1,293. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around $1,332.

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

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

    Sentosa, Merlion, and Boat Quay are the most popular attractions in Singapore if you're in need of something to do during your stopover. Those on a stopover in Singapore interested in visiting Sentosa, Merlion, or Boat Quay can do so by traveling 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Those on a stopover in Singapore in need of a car hire can book one at Singapore Changi for about $118.

  • What are some popular points of interest to see during a stopover in Shanghai?

    Shanghai travellers tend to visit Shanghai Disneyland, People's Square, and Shanghai WIld Animal Park more than any other notable places. Shanghai Disneyland, People's Square, and Shanghai WIld Animal Park can be accessed by travelling approximately 14.1 km, 32.7 km, and 12.7 km, respectively from Shanghai Pu Dong.

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

    Most Hong Kong visitors opt to spend their time at Hong Kong Disneyland, Mid-levels Escalators, and Hong Kong Heritage Discovery Centre. Travelers on a layover in Hong Kong can visit Hong Kong Disneyland, Mid-levels Escalators, and Hong Kong Heritage Discovery Centre, by traveling 12.6 km, 24.5 km, and 25.8 km, respectively after landing at Hong Kong Intl.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to London 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?

    Currently, October is the cheapest month in which you can book a flight from Sydney to London (average of $1,037). Flying from Sydney to London in December is currently the most expensive (average of $1,667). 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
Gatwick
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Andover
Hayes
Horley

Browse thousands of different options on Cheapflights for your next trip

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Fly from Sydney to London on these airlines

Choose from the following airlines for your flight from Sydney to London. Flights are based on user searches made on Cheapflights and were last updated on 29 April 2025.

Top 10 airlines flying from Sydney to London

Discover the top 10 airlines that operate flights from Sydney to London. 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$857Average$2,449FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
China SouthernCheapest$1,085Average$1,500FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest$1,106Average$1,471FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest$1,359Average$1,747FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Turkish AirlinesCheapest$1,437Average$1,720FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SriLankan AirlinesCheapest$1,460Average$1,791FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights
China AirlinesCheapest$1,479Average$1,754FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Qatar AirwaysCheapest$1,496Average$2,075FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest$1,498Average$2,045FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Japan AirlinesCheapest$1,499Average$2,249FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

Helpful tips for your next trip to London

Get useful tips and recommendations to enhance your travel experience on your next trip to London. Learn about must-visit attractions, local customs, transportation options, weather conditions, and other valuable tips to make your trip more enjoyable and hassle-free.
  • British Airways is one of the sustainable airlines servicing the Sydney to London route. The airline has invested in developing sustainable fuel as well as planes having zero emissions. It also encourages its passengers to work on reducing their carbon footprint.
  • Sydney is a city committed to promoting environmental conservation and sustainability. For this reason, the city management requires airlines that are landing and taking off from the airports in the city to ensure their carbon emissions are within the allowable levels.
  • When you have a flight to catch from Sydney to London, you will likely board your flight at Sydney Kingsford Smith (SYD). The airport enhances environmental conservation by implementing an intelligent waste collection policy that ensures non-biodegradable materials are channeled for recycling.

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 London?

When you search for this flight from Sydney to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to London.

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Sydney today and book when prices fit your budget.

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