Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to London from $1,092

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 24/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to London

Enter your travel dates to find the best prices.

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 10 April 2026.

Sun 11/1010:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 30/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 8/4$1,636
Mon 12/1021:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Fri 30/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 8/4$1,644
Fri 9/1010:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 30/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 10/4$1,661
Wed 14/1021:50
SYD
-
LGW
1 stop43h 15m
AirAsia X
Wed 28/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 9/4$1,670
Sun 25/1021:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Fri 30/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 6/4$1,675
Fri 2/1020:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Thu 22/1010:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 5/4$1,685
Wed 22/720:50
SYD
-
LGW
1 stop43h 15m
AirAsia X
Wed 19/810:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 8/4$1,694
Fri 9/1010:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 23/1010:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 10/4$1,716
Tue 4/820:50
SYD
-
LGW
1 stop43h 40m
AirAsia X
Fri 21/810:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 6/4$1,766
Sun 24/515:40
SYD
-
LGW
2 stops29h 20m
Multiple Airlines
Sun 31/509:50
LGW
-
SYD
2 stops35h 20m
Multiple Airlines
Deal found 5/4$1,780

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 10 April 2026.

Round-trip from

$1,685

One-way from

$1,092

Popular in

December

Cheapest in

February

Average price

$2,204
AirAsia X
  • AirAsia X
  • 2/10-22/10
  • 2 total stops
  • 80h 30m total
  • Sydney to London
Search Deals
Qatar Airways
  • Qatar Airways
  • 24/5
  • 1 total stop
  • 44h 00m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($361 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($108 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 134,765 searches. Data last updated 10 April 2026.
Use the filters below to find and compare flights from Sydney to London that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 24/5

20:45-07:45

1 stop44h 00m

London Gatwick

Thu 28/5

09:15-17:30

1 stop23h 15m

$2,230

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 7/7

20:30-15:00

1 stop27h 30m

London Gatwick

Wed 29/7

11:35-08:00

3 stops35h 25m

$2,267

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 7/5

11:00-15:00

1 stop37h 00m

London Gatwick

Thu 28/5

11:35-08:00

3 stops35h 25m

$2,406

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 26/5

14:45-12:35

2 stops30h 50m

London Gatwick

Tue 2/6

23:55-17:30

1 stop32h 35m

$2,409

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 9/7

11:00-06:40

1 stop28h 40m

London Gatwick

Sun 2/8

11:35-08:05

3 stops35h 30m

$2,426
Fastest return journey

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 7/6

06:00-21:30

1 stop24h 30m

London Gatwick

Tue 9/6

14:35-06:05

1 stop30h 30m

$2,454

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 3/7

09:45-07:25

1 stop30h 40m

London Gatwick

Fri 24/7

10:25-08:20

1 stop36h 55m

$2,541

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 29/6

20:30-06:40

1 stop43h 10m

London Gatwick

Mon 20/7

11:35-08:00

3 stops35h 25m

$2,837

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 11/6

11:00-06:40

1 stop28h 40m

London Gatwick

Tue 30/6

11:35-08:00

3 stops35h 25m

$3,201

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 7/6

21:05-22:25

2 stops34h 20m

London Gatwick

Tue 9/6

07:25-19:10

2 stops26h 45m

$3,853

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 3 April 2026.

To ensure you get the cheapest price possible for a flight from Sydney to London, you should look to book at least 20 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?

Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,129). Flying from Sydney to London in December is currently the most expensive (average of $2,132). 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 10 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to London as you normally would.

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 10 April 2026.

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 for a return flight from Sydney to London?

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

Share of one-stop return flights from Sydney to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Singapore (SIN) – chosen by Cheapflights users on 21% of one-stop itineraries from Sydney to London on Cheapflights.

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

Average return fare for one-stop flights from Sydney to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of $1,456.

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

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

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 22h 55m.

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

Average stopover duration for one-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 stopover time of 1h 13m.

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 10 April 2026.
Read reviews from past customers who have flown with China Eastern 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.
China Eastern
7.2
Good
200 reviews
Check prices

Crew

7.8

Boarding

7.6

Overall

7.2

Entertainment

6.1

Comfort

7.2

Food

6.8

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.
China Eastern
7.2
Good
200 reviews
China Eastern
7.2
Good
200 reviews
Check prices

Crew

7.8

Boarding

7.6

Overall

7.2

Entertainment

6.1

Comfort

7.2

Food

6.8

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.

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?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to London. On average, Kingsford Smith has 3 outbound flights to London per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • How long is the flight from Sydney to London?

    Departing from Sydney to London will take you 27h 30m. Airlines will cover a distance of 17008 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,129). Flying from Sydney to London in December is currently the most expensive (average of $2,132). 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?

Book flights to London if you plan to visit one of these locations
Royal Tunbridge Wells
Stansted
High Wycombe
Slough
Maidstone
Ilford
Hounslow
Hayes
Bishop's Stortford

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 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?

Cheapflights makes it easy to find Sydney to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Sydney.

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

Yes, we can. To see specific flights from Sydney to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Sydney to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.