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Cheap flights from London to Sydney from $521

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Sydney departing on 12/30. 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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Find the cheapest flights from London to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from London to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to Sydney.

Cheap last minute flights

Planning a quick getaway from London to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London to Sydney

Find recent round-trip train or bus tickets from London to Sydney.

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.
8:25 pm - 3:30 pmLHR-SYD
32h 05m1 stop
8:40 pm - 3:55 pmSYD-LHR
30h 15m1 stop
$735Air China
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Sun, Feb 23 - Sat, Mar 8
10:00 pm - 8:20 pmLHR-SYD
35h 20m1 stop
11:25 am - 6:15 pmSYD-LHR
41h 50m1 stop
$736China Southern
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Fri, Mar 14 - Sun, Mar 23
5:50 pm - 1:35 pmLHR-SYD
32h 45m1 stop
9:30 pm - 1:55 pmSYD-LHR
27h 25m1 stop
$795China Eastern
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Wed, Mar 5 - Wed, Mar 26
10:30 am - 1:35 pmLGW-SYD
40h 05m1 stop
12:00 pm - 6:40 amSYD-LGW
28h 40m1 stop
$823China Eastern
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Fri, Mar 14 - Sun, Mar 30
11:25 am - 5:55 amLHR-SYD
33h 30m1 stop
3:00 pm - 7:45 amSYD-LHR
25h 45m1 stop
$1,190Singapore Airlines
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Tue, Apr 29 - Tue, May 13
10:05 pm - 11:50 amLHR-SYD
26h 45m1 stop
7:10 pm - 3:35 pmSYD-LHR
31h 25m1 stop
$1,249Singapore Airlines
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Wed, Feb 19 - Tue, Feb 25
9:40 am - 6:35 pmLGW-SYD
21h 55m1 stop
9:10 pm - 11:40 amSYD-LGW
25h 30m1 stop
$1,352Emirates
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Sun, Feb 9 - Wed, Feb 26
9:40 am - 10:30 pmLGW-SYD
25h 50m1 stop
9:10 pm - 12:35 pmSYD-LGW
25h 25m1 stop
$1,353Emirates
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Tue, Feb 18 - Mon, Mar 31
9:00 am - 5:10 pmLGW-SYD
23h 10m1 stop
8:45 pm - 1:25 pmSYD-LGW
25h 40m1 stop
$1,511British Airways
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Thu, May 1 - Fri, May 9
8:45 am - 6:50 pmLGW-SYD
23h 05m1 stop
9:40 pm - 12:35 pmSYD-LGW
25h 55m1 stop
$1,520British Airways
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Sun, Nov 24 - Thu, Dec 5
8:25 pm - 3:30 pmLHR-SYD
32h 05m1 stop
$521Air China
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Mon, Dec 30
5:40 pm - 3:30 pmLHR-SYD
34h 50m1 stop
$524Air China
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Mon, Nov 11
10:30 am - 11:00 amLGW-SYD
37h 30m3 stops
$585China Eastern
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Mon, Nov 25
5:15 pm - 9:25 amLHR-SYD
29h 10m2 stops
$616China Southern
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Wed, Mar 5
10:00 pm - 9:25 amLHR-SYD
24h 25m1 stop
$628China Southern
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Tue, Mar 4
5:50 pm - 1:35 pmLHR-SYD
32h 45m1 stop
$690China Eastern
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Fri, Nov 15
8:40 am - 6:50 pmLGW-SYD
23h 10m1 stop
$937British Airways
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Wed, Feb 19
9:25 am - 5:55 pmLGW-SYD
45h 30m1 stop
$973Singapore Airlines
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Fri, Feb 7
9:20 am - 5:55 pmLGW-SYD
21h 35m1 stop
$990Singapore Airlines
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Sat, Feb 15
9:50 am - 6:50 pmLGW-SYD
22h 00m1 stop
$1,086British Airways
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Mon, Nov 25
9:00 pm - 10:00 amLHR-SYD
26h 00m1 stop
12:00 pm - 1:55 pmSYD-LHR
36h 55m1 stop
$864China Eastern
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Tue, Nov 5 - Tue, Nov 19
10:30 am - 11:00 amLGW-SYD
37h 30m3 stops
9:30 pm - 6:30 amSYD-LGW
44h 00m1 stop
$879China Eastern
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Sat, Nov 9 - Mon, Nov 11
9:00 pm - 9:25 amLHR-SYD
49h 25m3 stops
12:00 pm - 1:55 pmSYD-LHR
36h 55m1 stop
$879China Eastern
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Tue, Nov 5 - Tue, Nov 19
5:00 pm - 1:35 pmLGW-SYD
33h 35m1 stop
9:30 pm - 6:30 amSYD-LGW
44h 00m1 stop
$929China Eastern
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Sat, Nov 9 - Mon, Nov 18
9:30 pm - 8:20 pmLHR-SYD
59h 50m2 stops
10:00 pm - 5:55 pmSYD-LHR
54h 55m2 stops
$1,108China Southern
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Sat, Nov 9 - Mon, Nov 18
9:25 pm - 8:35 pmLHR-SYD
36h 10m1 stop
10:15 pm - 3:25 pmSYD-LHR
28h 10m1 stop
$1,475Malaysia Airlines
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Wed, Nov 6 - Sat, Nov 23
8:55 am - 6:50 pmLGW-SYD
22h 55m1 stop
9:40 pm - 12:35 pmSYD-LGW
25h 55m1 stop
$2,359British Airways
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Sat, Nov 9 - Mon, Dec 16
9:10 pm - 6:55 amLHR-SYD
22h 45m1 stop
4:20 pm - 5:40 amSYD-LHR
24h 20m1 stop
$2,378British Airways
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Tue, Nov 5 - Mon, Nov 11
9:20 am - 5:55 pmLGW-SYD
21h 35m1 stop
4:10 pm - 6:20 amSYD-LGW
25h 10m1 stop
$5,148Singapore Airlines
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Tue, Nov 5 - Sun, Nov 24
9:25 am - 9:20 pmLGW-SYD
24h 55m1 stop
4:10 pm - 6:20 amSYD-LGW
25h 10m1 stop
$5,186Singapore Airlines
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Fri, Nov 8 - Sun, Nov 24
9:10 pm - 6:55 amLHR-SYD
22h 45mnonstop
4:20 pm - 5:25 amSYD-LHR
24h 05mnonstop
$3,038British Airways
Find Deal
Tue, Dec 3 - Tue, Dec 10

China Airlines flights from London to Sydney

Our best China Airlines deals on London to Sydney flight tickets
China Airlines
Feb 26
LHR9:15 pmLondon Heathrow
27h 55m
1 stop
SYD12:10 pmSydney Kingsford Smith
Mar 4
SYD10:10 pmSydney Kingsford Smith
29h 45m
1 stop
LHR4:55 pmLondon Heathrow
China Airlines
Feb 15
LHR9:15 pmLondon Heathrow
27h 55m
1 stop
SYD12:10 pmSydney Kingsford Smith
Feb 25
SYD10:10 pmSydney Kingsford Smith
29h 45m
1 stop
LHR4:55 pmLondon Heathrow
China Airlines
Apr 19
LHR9:10 pmLondon Heathrow
28h 35m
1 stop
SYD10:45 amSydney Kingsford Smith
May 4
SYD10:10 pmSydney Kingsford Smith
27h 20m
1 stop
LHR4:30 pmLondon Heathrow

Vietnam Airlines flights from London to Sydney

Our best Vietnam Airlines deals on London to Sydney flight tickets
Vietnam Airlines
Apr 30
LHR7:10 pmLondon Heathrow
28h 05m
1 stop
SYD8:15 amSydney Kingsford Smith
May 13
SYD10:15 amSydney Kingsford Smith
39h 40m
1 stop
LHR4:55 pmLondon Heathrow
Vietnam Airlines
Apr 21
LHR6:55 pmLondon Heathrow
32h 20m
1 stop
SYD12:15 pmSydney Kingsford Smith
Apr 30
SYD2:15 pmSydney Kingsford Smith
35h 40m
1 stop
LHR4:55 pmLondon Heathrow
Vietnam Airlines
Feb 25
LHR11:00 amLondon Heathrow
35h 50m
2 stops
SYD9:50 amSydney Kingsford Smith
Mar 12
SYD11:50 amSydney Kingsford Smith
30h 25m
1 stop
LHR7:15 amLondon Heathrow

How to get the cheapest flight ticket from London to Sydney

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 typical price of a round-trip flight between London and Sydney?

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

May. The cheapest time of year to fly to Sydney from London is May. Most expensive is December

What is the cheapest day to depart London for Sydney?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Friday

When is the cheapest time to fly from London to Sydney?

In the afternoon. London to Sydney flights are approximately 28% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Sydney from London?

China Southern. China Southern, Air China, and China Eastern are the most popular carriers operating from London to Sydney

What is the cheapest London to Sydney flight route?

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

How far in advance should you book London to Sydney flights?

52 days before. The cheapest time to buy a flight from London to Sydney is approximately 52 days to departure

How many flights depart from London to Sydney on average per day?

The number of flights available between London and Sydney is 3 per day as of November 2024. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.

How many flights depart from London to Sydney on average per week?

As of November 2024, 21 flights take off from London and land in Sydney each week. The most common flight departure day for this route is Sunday, with 14% of weekly flights taking off on this day.

Can stopping save me money on London to Sydney flights?

You could potentially save up to 67% on your flight if you consider stops on a London to Sydney flight.

How have London to Sydney flight prices changed over time?

As of November 2024, prices for London to Sydney flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from London to Sydney

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

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

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

Best Price Found

$521

Fastest flight time

21h 30m

Direct flights

Wed and Thu

Airports in Sydney

1 airport
The best one-way flight to Sydney from London in the past 72 hours is $521. The best round-trip flight deal from London to Sydney found on momondo in the last 72 hours is $735.
The fastest flight from London to Sydney takes 21h 30m
Direct flights go from London to Sydney on Wednesday and Thursday. The only airline offering direct flights is British Airways.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

  • How far is London to Sydney Kingsford Smith by plane?

    The straight-line distance from London to Sydney Kingsford Smith is 10552.8 mi. 21h 30m is a normal flight duration for this route.

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

    Prices for flights from London to Sydney Kingsford Smith Airport were last updated today.

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

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

    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 London to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from London to Sydney

Compare and see reviews for airlines that fly from London to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom $751Free CancellationRating
7.1
183 reviews
Search Air China flights
China EasternPriceFrom $762Free CancellationRating
6.9
240 reviews
Search China Eastern flights
China SouthernPriceFrom $816Free CancellationRating
7.7
137 reviews
Search China Southern flights
Air IndiaPriceFrom $1,001Free CancellationRating
5.5
2,937 reviews
Search Air India flights
Singapore AirlinesPriceFrom $1,065Free CancellationRating
8.1
1,336 reviews
Search Singapore Airlines flights
Etihad AirwaysPriceFrom $1,095Free CancellationRating
7.3
1,238 reviews
Search Etihad Airways flights
Cathay PacificPriceFrom $1,107Free CancellationRating
7.7
874 reviews
Search Cathay Pacific flights
Malaysia AirlinesPriceFrom $1,128Free CancellationRating
7.3
307 reviews
Search Malaysia Airlines flights
Qantas AirwaysPriceFrom $1,197Free CancellationRating
7.6
836 reviews
Search Qantas Airways flights
British AirwaysPriceFrom $1,253Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
  • Qantas Airways Flights From London to Sydney

    Across 7 Qantas Airways flights from London to Sydney this week, the average price was $2,030, with the best Qantas Airways deals starting from $1,197 round-trip. 836 users have rated Qantas Airways on momondo, with an average score of 7.6/10.

  • British Airways Flights From London to Sydney

    Across 6,842 British Airways reviews on momondo, the average score is 6.7/10. British Airways flies from London to Sydney about 7 times each week, with ticket deals ranging from $1,253 to $1,935. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for London to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.


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