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$400+ Cheap flights from Sydney (SYD) to London (LON)

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$913
(Turkish Airlines)

One-way from

$400
(SmartFares)

Popular in

December

Cheapest in

February

Average price

$1,079
Provider with most accurate pricing for Sydney Kingsford Smith-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-London (LON) flights.
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From Sydney Kingsford Smith to London (LON)
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One-way flight from Sydney Kingsford Smith to London (LON)
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Highest demand for flights based on searches. 12% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 octubre 30, 2025.

This Gotogate deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/119:15 pmSYD - LHR
2 stops34h 50mTurkish Airlines
sáb. 11/226:35 amLHR - SYD
2 stops25h 45mTurkish Airlines
Deal found 10/28$914
This CheapOair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/131:30 pmSYD - LHR
3 stops39h 00mMultiple Airlines
sáb. 12/65:40 pmLHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 10/28$920
This Turkish Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/99:15 pmSYD - LGW
2 stops36h 20mMultiple Airlines
mar. 11/255:05 pmLGW - SYD
2 stops26h 30mMultiple Airlines
Deal found 10/29$922
This Turkish Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/89:15 pmSYD - LHR
2 stops36h 10mTurkish Airlines
dom. 11/2311:30 amLHR - SYD
2 stops44h 50mTurkish Airlines
Deal found 10/28$924
This Turkish Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/99:15 pmSYD - LHR
2 stops34h 50mTurkish Airlines
dom. 11/234:35 pmLHR - SYD
2 stops39h 45mTurkish Airlines
Deal found 10/30$925
This Gotogate deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/139:00 pmSYD - LHR
2 stops31h 35mMultiple Airlines
jue. 11/2010:00 pmLHR - SYD
1 stop35h 20mMultiple Airlines
Deal found 10/30$926
This Turkish Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/49:15 pmSYD - LHR
2 stops29h 50mTurkish Airlines
sáb. 11/226:35 amLHR - SYD
2 stops25h 45mTurkish Airlines
Deal found 10/28$927
This Air China deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/98:40 pmSYD - LHR
1 stop32h 10mAir China
dom. 11/235:40 pmLHR - SYD
1 stop34h 50mAir China
Deal found 10/30$928
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1112:00 pmSYD - LHR
1 stop40h 30mChina Eastern
sáb. 11/229:00 pmLHR - SYD
1 stop26h 00mChina Eastern
Deal found 10/30$935
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/119:30 pmSYD - LHR
1 stop31h 40mMultiple Airlines
sáb. 11/229:05 pmLHR - SYD
3 stops34h 45mMultiple Airlines
Deal found 10/29$937
This Turkish Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/99:15 pmSYD - LHR
2 stops28h 40mMultiple Airlines
mar. 11/254:35 pmLHR - SYD
2 stops27h 00mMultiple Airlines
Deal found 10/29$938
This Turkish Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/89:15 pmSYD - LHR
2 stops29h 55mMultiple Airlines
dom. 11/235:45 pmLHR - SYD
2 stops25h 50mMultiple Airlines
Deal found 10/29$941

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated octubre 30, 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 - LGW

SYDLGW

Sydney Kingsford Smith

dom. 11/9

9:15 pm-10:35 pm

2 stops36h 20m

London Gatwick

mar. 11/25

5:05 pm-6:35 am

2 stops26h 30m

$922

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

dom. 11/9

9:15 pm-9:05 pm

2 stops34h 50m

London Heathrow

dom. 11/23

4:35 pm-7:20 pm

2 stops39h 45m

$925

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

lun. 2/2

9:15 pm-9:20 am

2 stops47h 05m

London Gatwick

lun. 2/16

5:05 pm-7:20 pm

2 stops39h 15m

$968

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mar. 3/3

3:55 pm-9:20 am

2 stops28h 25m

London Gatwick

jue. 3/19

6:25 am-7:20 pm

2 stops25h 55m

$1,062

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mié. 3/4

9:15 pm-4:10 pm

2 stops29h 55m

London Gatwick

vie. 3/20

5:55 am-7:20 pm

2 stops26h 25m

$1,073

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

vie. 3/6

9:15 pm-4:10 pm

2 stops29h 55m

London Gatwick

jue. 3/19

6:25 am-7:20 pm

2 stops25h 55m

$1,073

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

lun. 3/2

9:15 pm-10:30 pm

2 stops36h 15m

London Gatwick

dom. 3/15

6:20 am-7:20 pm

2 stops26h 00m

$1,073

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

dom. 3/1

9:15 pm-4:10 pm

2 stops29h 55m

London Gatwick

mar. 3/17

6:25 am-7:20 pm

2 stops25h 55m

$1,073

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

jue. 11/13

9:45 pm-11:40 am

1 stop24h 55m

London Gatwick

mar. 12/9

9:40 am-6:35 pm

1 stop21h 55m

$1,078

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

vie. 11/14

9:30 pm-6:40 am

1 stop44h 10m

London Heathrow

mié. 12/10

8:50 am-6:35 am

1 stop34h 45m

$1,115

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 44 results
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Compare providers for flights from Sydney to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to London in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
SmartFaresPrice Accuracy1 starTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sydney-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sydney-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Sydney to London. Price data was last updated on October 24, 2025.

The price you pay for your flight from Sydney to London may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $654). Flying from Sydney to London in December is currently the most expensive (average of $1,239). 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 octubre 30, 2025.

It’s typically best to fly out from Sydney to London in the evening. Doing so could potentially save you 33% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Sydney to London flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday at noon 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 octubre 30, 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).

How much does it cost to fly round-trip from Sydney to London?

What’s the top layover airport for flights from Sydney to London?

Share of 1-stop round-trip flights from Sydney to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Singapore (SIN) – chosen by Cheapflights users on 23% of 1-stop itineraries from Sydney to London on Cheapflights.

What’s the cheapest layover airport for flights from Sydney to London?

Average round-trip fare for 1-stop flights from Sydney to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Shanghai (PVG) is the most affordable 1-stop option, with an average round-trip price of $907.

What’s the fastest layover option from Sydney to London?

Shortest average travel time for 1-stop one-way flights from Sydney to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Singapore (SIN) have the shortest average one-way travel time for 1-stop routes: 23h 58m.

Which airport typically offers the quickest layover for flights from Sydney to London?

Average layover duration for 1-stop one-way flights from Sydney to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Singapore (SIN) offer the fastest connection on this route, with an average layover time of 2h 14m.

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 octubre 30, 2025.
Read reviews from past customers who have flown Emirates, Singapore Airlines, and Cathay Pacific from Sydney to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Emirates
8.1
Very good
3,394 reviews
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Singapore Airlines
8.1
Very good
1,388 reviews
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Cathay Pacific
7.6
Good
1,044 reviews
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
China Southern
7.4
Good
117 reviews
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
British Airways
6.7
Okay
7,488 reviews
Emirates
8.1
Very good
3,394 reviews

Overall

8.1

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

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

    For a flight from Sydney to London, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London per day. 12 airlines have flights to London from Sydney Kingsford Smith on a regular basis.

  • How long is the flight from Sydney to London?

    There are many flights that can get you from Sydney to London in 30h 25m. Fly via Turkish Airlines, Etihad Airways, or Vietnam Airlines to get the fastest option. Sydney and London are separated by a distance of 10568 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Sydney to London round-trip from $956. Other airlines that can offer you cheap pricing are Malaysia Airlines, from $999, and Etihad Airways, from $1,005. These flights start at 23% lower than the current average price 3 months from now.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Sydney to London (average of $654). Flying from Sydney to London in December is currently the most expensive (average of $1,239). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
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Orpington
Gatwick
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to London

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Heathrow flights
Sydney to Gatwick flights

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 2,558,603 searches. Data last updated octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$956Average$1,276FlexibilityNo cancel feeOn-time72%
Malaysia AirlinesCheapest$999Average$1,148FlexibilityNo cancel feeOn-time67%
Etihad AirwaysCheapest$1,005Average$1,332FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$1,086Average$1,449FlexibilityNo cancel feeOn-time70%
Air IndiaCheapest$1,102Average$1,235FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$1,102Average$1,423FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$1,115Average$1,130FlexibilityNo cancel feeOn-time70%
EmiratesCheapest$1,186Average$1,409FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,226Average$1,972FlexibilityNo cancel feeOn-time68%
Qantas AirwaysCheapest$1,301Average$1,764FlexibilityNo cancel feeOn-time74%

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