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$495+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap 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 August 2, 2026.

This Priceline deal was found by Cheapflights users on 7/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/911:00 am
SYD
-
LGW
1 stop41h 10m
Multiple Airlines
Sun 8/2311:35 am
LGW
-
SYD
2 stops48h 05m
Multiple Airlines
Deal found 7/31$1,087
This China Eastern deal was found by Cheapflights users on 8/1. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:05 am
SYD
-
LHR
3 stops65h 35m
China Eastern
Tue 8/119:20 pm
LHR
-
SYD
3 stops73h 40m
China Eastern
Deal found 8/1$1,088
This Gotogate deal was found by Cheapflights users on 8/1. 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.
Thu 8/139:00 pm
SYD
-
LHR
2 stops31h 30m
Multiple Airlines
Sat 8/299:20 pm
LHR
-
SYD
1 stop30h 15m
Multiple Airlines
Deal found 8/1$1,089
This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:00 am
SYD
-
LGW
1 stop41h 10m
China Eastern
Fri 9/1111:35 am
LGW
-
SYD
3 stops35h 25m
China Eastern
Deal found 7/30$1,090
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:30 pm
SYD
-
LHR
1 stop31h 10m
China Eastern
Mon 8/179:20 pm
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 7/30$1,091
This FlightHub deal was found by Cheapflights users on 8/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:30 pm
SYD
-
LGW
1 stop31h 40m
China Eastern
Tue 9/296:00 pm
LGW
-
SYD
1 stop30h 00m
China Eastern
Deal found 8/2$1,091
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:00 am
SYD
-
LHR
1 stop40h 40m
China Eastern
Mon 8/179:20 pm
LHR
-
SYD
1 stop26h 40m
China Eastern
Deal found 7/31$1,093
This Air China deal was found by Cheapflights users on 8/1. 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.
Sun 11/110:30 am
SYD
-
LGW
1 stop30h 50m
Air China
Wed 11/2511:35 am
LGW
-
SYD
1 stop33h 30m
Air China
Deal found 8/1$1,095
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:00 am
SYD
-
LGW
1 stop28h 40m
China Eastern
Thu 9/106:00 pm
LGW
-
SYD
1 stop30h 00m
China Eastern
Deal found 7/29$1,096
This Gotogate deal was found by Cheapflights users on 7/31. 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.
Wed 8/128:30 pm
SYD
-
LHR
1 stop31h 10m
China Eastern
Wed 8/199:20 pm
LHR
-
SYD
3 stops73h 40m
China Eastern
Deal found 7/31$1,097
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Thu 8/1311:00 am
SYD
-
LGW
1 stop28h 40m
China Eastern
Sun 8/165:55 pm
LGW
-
SYD
1 stop30h 05m
China Eastern
Deal found 7/30$1,097
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:05 pm
SYD
-
LHR
2 stops42h 05m
Multiple Airlines
Sun 11/228:25 pm
LHR
-
SYD
1 stop24h 45m
Multiple Airlines
Deal found 8/1$1,098

Find 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 August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,087
(FlightHub)

One-way from

$495
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,253

Good one-way deal

$1,220 or less
Provider with most accurate pricing for Sydney Kingsford Smith-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-London (LON) flights.
Search Deals
From Sydney Kingsford Smith to London (LON)
Search Deals
One-way flight from Sydney Kingsford Smith to London (LON)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to London (LON).
Search Deals

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 August 2, 2026.
Use the filters below to find and compare flights from Sydney to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 8/15

10:00 am-7:15 pm

3 stops42h 15m

London Gatwick

Wed 8/19

6:00 pm-12:35 pm

1 stop33h 35m

$1,125

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 11/8

4:50 pm-6:10 pm

1 stop36h 20m

London Heathrow

Thu 11/12

1:55 pm-5:45 pm

1 stop40h 50m

$1,146

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 11/8

9:30 pm-6:30 am

1 stop44h 00m

London Gatwick

Wed 11/11

10:30 am-10:00 am

1 stop36h 30m

$1,168

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 11/4

11:10 am-5:30 pm

3 stops41h 20m

London Heathrow

Wed 11/25

9:00 pm-1:35 pm

1 stop29h 35m

$1,221

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 8/26

8:30 pm-7:10 pm

1 stop31h 40m

London Gatwick

Sat 10/10

10:00 pm-9:05 am

3 stops49h 05m

$1,259

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 9/26

11:00 am-6:40 am

1 stop28h 40m

London Gatwick

Sun 9/27

11:35 am-8:05 am

3 stops35h 30m

$1,358

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 11/30

8:45 am-6:30 am

1 stop32h 45m

London Heathrow

Sun 12/27

4:50 pm-4:55 pm

2 stops37h 05m

$1,483
Quickest round-trip

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 10/8

10:05 pm-3:10 pm

2 stops27h 05m

London Heathrow

Thu 10/22

6:30 pm-7:45 am

2 stops27h 15m

$1,494

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 8/18

10:15 am-4:55 pm

2 stops39h 40m

London Heathrow

Sun 9/6

7:50 pm-8:15 am

2 stops27h 25m

$1,513

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 9/23

9:05 pm-4:40 pm

2 stops28h 35m

London Gatwick

Tue 10/6

5:35 pm-6:55 am

2 stops27h 20m

$1,520

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 43 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-London flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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 $1,074). Flying from Sydney to London 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 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 August 2, 2026.

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

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 August 2, 2026.

The most flights from SYD to LON are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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

Airfare is typical for this route at the moment.
Sydney to London flights typically cost between $1,034 and $1,512 in August.
The cheapest round-trip price found within the last 5 days was $1,087 on China Eastern (Aug 14-Sep 11).

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.

Shanghai (PVG) – chosen by Cheapflights users on 33% 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 $1,015.

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 Dubai (DXB) have the shortest average one-way travel time for 1-stop routes: 25h 00m.

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 Dubai (DXB) offer the fastest connection on this route, with an average layover time of 2h 03m.

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

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 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 August 2, 2026.
Read reviews from past customers who have flown Singapore Airlines,Emirates, andEtihad Airways 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.
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Singapore Airlines
8.2
Very good
1,584 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Emirates
8.1
Very good
3,637 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Etihad Airways
7.3
Good
1,499 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
China Eastern
7.3
Good
230 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
British Airways
6.7
Okay
8,140 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

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 2 outbound flights to London per day. 7 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 32h 45m. Fly via China Eastern, Etihad Airways, or Cathay Pacific 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 $901. Other airlines that can offer you cheap pricing are Etihad Airways, from $1,005, and Singapore Airlines, from $1,061. These flights start at 31% lower than the current average price 3 months from now.

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

    $266 is the cheapest one-way deal found within the past few days, from Hainan Airlines. You may also be able to find cheap deals on Etihad Airways and Qatar Airways, with prices starting from $442 and $645, respectively.

  • What are the cheapest flights from Sydney to London?

    Looking at all options, your cheapest flight can be booked for $1,092. While the most popular route (Sydney Kingsford Smith - London Heathrow) can be booked for $968 on average, our data indicates $1,334 when flying from Sydney to London.

  • 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 $1,074). Flying from Sydney to London 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow

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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 7 airlines flying from Sydney to London

Discover the top 7 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$901Average$1,457FlexibilityNo cancel feeOn-time67%
Etihad AirwaysCheapest$1,005Average$1,235FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$1,061Average$1,830FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,102Average$1,457FlexibilityNo cancel feeOn-time68%
British AirwaysCheapest$1,195Average$1,726FlexibilityNo cancel feeOn-time70%
Qantas AirwaysCheapest$1,218Average$1,888FlexibilityNo cancel feeOn-time74%
EmiratesCheapest$1,407Average$1,714FlexibilityNo cancel feeOn-time75%

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