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Cheap flights from Sydney to London from $468

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to London departing on 6/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Turkish Airlines Logo
10:10 pm - 4:20 pm
SYD
-
LGW
28h 10m2 stops
Turkish Airlines Logo
7:00 am - 7:15 pm
LGW
-
SYD
27h 15m2 stops
$1,049Turkish Airlines
Wed, Apr 1 - Sat, Apr 25
Turkish Airlines Logo
10:10 pm - 4:20 pm
SYD
-
LGW
28h 10m2 stops
Turkish Airlines Logo
7:00 am - 7:15 pm
LGW
-
SYD
27h 15m2 stops
$1,051Turkish Airlines
Wed, Apr 1 - Sat, Apr 25
China Eastern Logo
9:30 pm - 2:00 pm
SYD
-
LGW
27h 30m1 stop
China Eastern Logo
5:00 pm - 10:00 am
LGW
-
SYD
30h 00m1 stop
$1,053China Eastern
Sat, Jan 31 - Sun, Feb 8
Turkish Airlines Logo
9:10 pm - 4:00 pm
SYD
-
LHR
27h 50m2 stops
Turkish Airlines Logo
10:35 pm - 7:15 pm
LHR
-
SYD
35h 40m2 stops
$1,053Turkish Airlines
Wed, Apr 15 - Wed, Apr 29
China Eastern Logo
12:00 pm - 2:00 pm
SYD
-
LGW
37h 00m1 stop
China Eastern Logo
5:00 pm - 6:30 am
LGW
-
SYD
26h 30m1 stop
$1,055China Eastern
Fri, Jan 30 - Tue, Feb 10
Multiple Airlines Logo
2:25 pm - 9:20 am
SYD
-
LGW
29h 55m2 stops
Multiple Airlines Logo
10:20 am - 7:20 pm
LGW
-
SYD
46h 00m2 stops
$1,056Multiple Airlines
Thu, Feb 19 - Thu, Mar 12
Multiple Airlines Logo
12:45 pm - 9:35 am
SYD
-
LHR
29h 50m2 stops
Multiple Airlines Logo
9:00 pm - 7:40 pm
LHR
-
SYD
37h 40m2 stops
$1,059Multiple Airlines
Tue, May 12 - Sun, May 31
Air China Logo
8:40 pm - 5:35 am
SYD
-
LGW
43h 55m1 stop
Air China Logo
11:05 am - 12:00 pm
LGW
-
SYD
37h 55m2 stops
$1,065Air China
Fri, Jan 30 - Thu, Feb 5
Air China Logo
8:40 pm - 5:50 pm
SYD
-
LHR
32h 10m1 stop
Air China Logo
5:40 pm - 12:00 pm
LHR
-
SYD
31h 20m1 stop
$1,071Air China
Thu, Jan 22 - Thu, Jan 29
China Southern Logo
11:25 am - 5:55 pm
SYD
-
LHR
41h 30m2 stops
China Southern Logo
10:00 pm - 9:25 am
LHR
-
SYD
24h 25m1 stop
$1,076China Southern
Thu, Mar 5 - Mon, Mar 9

Air China flights from Sydney to London

Our best Air China deals on Sydney to London flight tickets
Air China
Jan 30
SYD8:40 pmSydney Kingsford Smith
43h 55m
1 stop
LGW5:35 amLondon Gatwick
Feb 5
LGW11:05 amLondon Gatwick
37h 55m
2 stops
SYD12:00 pmSydney Kingsford Smith
$1,065
Find similar
Air China
Jan 22
SYD8:40 pmSydney Kingsford Smith
32h 10m
1 stop
LHR5:50 pmLondon Heathrow
Jan 29
LHR5:40 pmLondon Heathrow
31h 20m
1 stop
SYD12:00 pmSydney Kingsford Smith
$1,071
Find similar
Air China
Jan 12
SYD8:40 pmSydney Kingsford Smith
43h 55m
1 stop
LGW5:35 amLondon Gatwick
Jan 23
LGW11:35 amLondon Gatwick
37h 25m
1 stop
SYD12:00 pmSydney Kingsford Smith
$1,072
Find similar

Asiana Airlines flights from Sydney to London

Our best Asiana Airlines deals on Sydney to London flight tickets
Asiana Airlines
Feb 4
SYD10:20 amSydney Kingsford Smith
42h 45m
1 stop
LHR6:05 pmLondon Heathrow
Feb 27
LHR8:10 pmLondon Heathrow
25h 10m
1 stop
SYD8:20 amSydney Kingsford Smith
$1,138
Find similar
Asiana Airlines
Apr 22
SYD9:30 amSydney Kingsford Smith
42h 20m
1 stop
LHR6:50 pmLondon Heathrow
May 18
LHR8:40 pmLondon Heathrow
25h 50m
1 stop
SYD7:30 amSydney Kingsford Smith
$1,149
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 5, 2025.
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

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 4/1

10:10 pm-4:20 pm

2 stops28h 10m

London Gatwick

Sat 4/25

7:00 am-7:15 pm

2 stops27h 15m

$1,049

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 4/1

10:10 pm-4:20 pm

2 stops28h 10m

London Gatwick

Sat 4/25

7:00 am-7:15 pm

2 stops27h 15m

$1,051

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 1/31

9:30 pm-2:00 pm

1 stop27h 30m

London Gatwick

Sun 2/8

5:00 pm-10:00 am

1 stop30h 00m

$1,053

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 4/15

9:10 pm-4:00 pm

2 stops27h 50m

London Heathrow

Wed 4/29

10:35 pm-7:15 pm

2 stops35h 40m

$1,053

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 1/30

12:00 pm-2:00 pm

1 stop37h 00m

London Gatwick

Tue 2/10

5:00 pm-6:30 am

1 stop26h 30m

$1,055

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 2/19

2:25 pm-9:20 am

2 stops29h 55m

London Gatwick

Thu 3/12

10:20 am-7:20 pm

2 stops46h 00m

$1,056

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 5/12

12:45 pm-9:35 am

2 stops29h 50m

London Heathrow

Sun 5/31

9:00 pm-7:40 pm

2 stops37h 40m

$1,059

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 1/30

8:40 pm-5:35 am

1 stop43h 55m

London Gatwick

Thu 2/5

11:05 am-12:00 pm

2 stops37h 55m

$1,065

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 1/22

8:40 pm-5:50 pm

1 stop32h 10m

London Heathrow

Thu 1/29

5:40 pm-12:00 pm

1 stop31h 20m

$1,071

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 3/5

11:25 am-5:55 pm

2 stops41h 30m

London Heathrow

Mon 3/9

10:00 pm-9:25 am

1 stop24h 25m

$1,076

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Sydney to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sydney is in February. Flight prices, which tend to average around $1,046, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Sydney averaging around $1,059.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Sydney in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,266 when looking at flights departing in the evening. Flights to London are more costly in the morning, with an average ticket price of $1,357. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Sydney Kingsford Smith to London flight route?

Fly from Sydney Kingsford Smith to London Heathrow for the best Sydney Kingsford Smith - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,298 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sydney for as low as $1,216 on momondo.

What cabin class options are available on Sydney Kingsford Smith to London flights?

There is only 1 cabin class available to choose from on Sydney Kingsford Smith to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Sydney to London flight prices changed over time?

As of December 2025, prices for Sydney to London flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to London

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to London (SYD to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to London

Fastest flight time

25h 20m

Direct flights

Mon and Thu

Airports in London

1 airport
The fastest flight from Sydney to London takes 25h 20m
Direct flights go from Sydney to London on Monday and Thursday. There are no airlines offering direct flights.
There is 1 airport near London: London Heathrow (LHR)
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  • How far is Sydney Kingsford Smith to London by plane?

    The distance between Sydney Kingsford Smith and London is about 10552.8 mi. 25h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to London?

    Prices for flights from Sydney Kingsford Smith Airport to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to London?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to London?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Sydney to London?

  • What is the most popular airline from Sydney to London?

Best airlines flying from Sydney to London

Compare and see reviews for airlines that fly from Sydney to London with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $956Free CancellationRating
7.6
1,084 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $1,005Free CancellationRating
7.4
1,329 reviews
Search Etihad Airways flights
British AirwaysPriceFrom $1,086Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
Singapore AirlinesPriceFrom $1,092Free CancellationRating
8.1
1,411 reviews
Search Singapore Airlines flights
Air IndiaPriceFrom $1,102Free CancellationRating
5.5
2,950 reviews
Search Air India flights
EmiratesPriceFrom $1,186Free CancellationRating
8.1
3,431 reviews
Search Emirates flights
Air ChinaPriceFrom $1,216Free CancellationRating
7.2
127 reviews
Search Air China flights
Qatar AirwaysPriceFrom $1,226Free CancellationRating
7.4
3,676 reviews
Search Qatar Airways flights
Qantas AirwaysPriceFrom $1,260Free CancellationRating
7.5
948 reviews
Search Qantas Airways flights
China SouthernPriceFrom $1,316Free CancellationRating
7.5
121 reviews
Search China Southern flights

  • Qantas Airways Flights From Sydney to London

    Qantas Airways flies from Sydney to London around 7 times per week, with 948 momondo users rating the airline 7.5/10. The cheapest Qantas Airways deal from Sydney to London in the last 72 hours was $1,260 (round-trip), much lower than the average airfare cost of $1,764 for Qantas Airways flights on this route.

  • British Airways Flights From Sydney to London

    The best British Airways deal for Sydney to London flight tickets found on momondo in the last 72 hours was $1,086, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $1,458 round-trip. British Airways operates 7 flights out of Sydney into London in an average week, so prices vary by time and availability. 7,562 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to London?

It is quick and easy to find Sydney to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Sydney to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sydney to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Sydney to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to London.

I’m not ready to book a flight from Sydney to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport