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Cheap flights from London Heathrow Airport to Sydney from £386

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 Heathrow Airport to Sydney departing on 25/3. 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 Heathrow Airport to Sydney

Cheap return flights

These are some of the best return flight deals from London Heathrow Airport 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 Heathrow Airport to Sydney.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport 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 stopovers.

Cheap bus & train deals from London Heathrow Airport to Sydney

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

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.
22:00 - 20:20LHR-SYD
35h 20m1 stop
22:10 - 18:15SYD-LHR
31h 05m1 stop
£528China Southern
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Mon, 3 Mar - Mon, 24 Mar
22:00 - 20:20LHR-SYD
35h 20m1 stop
22:10 - 18:15SYD-LHR
31h 05m1 stop
£547China Southern
Find Deal
Wed, 26 Feb - Wed, 26 Mar
22:00 - 20:20LHR-SYD
35h 20m1 stop
22:10 - 18:15SYD-LHR
31h 05m1 stop
£548China Southern
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Wed, 26 Feb - Mon, 3 Mar
22:10 - 08:25LHR-SYD
25h 15m1 stop
10:05 - 19:05SYD-LHR
42h 00m1 stop
£550China Southern
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Tue, 13 May - Thu, 22 May
17:40 - 15:30LHR-SYD
34h 50m1 stop
20:40 - 17:50SYD-LHR
32h 10m1 stop
£573Air China
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Tue, 18 Feb - Fri, 7 Mar
17:40 - 15:30LHR-SYD
34h 50m1 stop
20:40 - 17:50SYD-LHR
32h 10m1 stop
£582Air China
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Sun, 2 Mar - Mon, 17 Mar
20:25 - 15:30LHR-SYD
32h 05m1 stop
20:40 - 15:55SYD-LHR
30h 15m1 stop
£587Air China
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Mon, 3 Mar - Wed, 12 Mar
21:00 - 13:35LHR-SYD
29h 35m1 stop
13:30 - 17:30SYD-LHR
39h 00m3 stops
£615China Eastern
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Mon, 10 Mar - Mon, 24 Mar
17:50 - 13:35LHR-SYD
32h 45m1 stop
13:30 - 17:30SYD-LHR
39h 00m3 stops
£619China Eastern
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Mon, 10 Mar - Mon, 24 Mar
21:00 - 11:00LHR-SYD
51h 00m3 stops
21:30 - 13:55SYD-LHR
27h 25m1 stop
£639China Eastern
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Mon, 10 Mar - Mon, 24 Mar
17:40 - 15:30LHR-SYD
34h 50m1 stop
£386Air China
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Tue, 25 Mar
20:25 - 15:30LHR-SYD
32h 05m1 stop
£388Air China
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Wed, 5 Mar
20:25 - 15:30LHR-SYD
32h 05m1 stop
£389Air China
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Mon, 10 Mar
17:50 - 13:35LHR-SYD
32h 45m1 stop
£405China Eastern
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Mon, 10 Mar
21:00 - 13:35LHR-SYD
29h 35m1 stop
£405China Eastern
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Wed, 5 Mar
11:25 - 16:45LHR-SYD
44h 20m1 stop
£495Singapore Airlines
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Mon, 12 May
21:30 - 20:20LHR-SYD
35h 50m2 stops
£547China Southern
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Sat, 22 Feb
17:15 - 20:20LHR-SYD
40h 05m2 stops
£552China Southern
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Wed, 26 Feb
21:25 - 10:20LHR-SYD
25h 55m1 stop
£571Malaysia Airlines
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Tue, 25 Feb
10:25 - 20:35LHR-SYD
23h 10m1 stop
£592Malaysia Airlines
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Tue, 18 Feb
11:40 - 06:30LHR-SYD
55h 50m2 stops
22:10 - 18:15SYD-LHR
31h 05m1 stop
£1,129
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Mon, 23 Dec - Mon, 24 Feb
11:40 - 06:30LHR-SYD
55h 50m2 stops
22:10 - 18:15SYD-LHR
31h 05m1 stop
£1,130
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Mon, 23 Dec - Wed, 26 Feb
17:20 - 15:30LHR-SYD
59h 10m2 stops
22:10 - 18:15SYD-LHR
31h 05m1 stop
£1,132
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Sun, 22 Dec - Mon, 24 Feb
21:30 - 20:20LHR-SYD
59h 50m2 stops
08:10 - 14:00SYD-LHR
64h 50m2 stops
£1,463China Southern
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Mon, 23 Dec - Mon, 30 Dec
17:15 - 20:20LHR-SYD
40h 05m2 stops
08:10 - 17:55SYD-LHR
44h 45m2 stops
£1,486China Southern
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Sun, 22 Dec - Sun, 19 Jan
21:10 - 07:25LHR-SYD
23h 15m1 stop
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,521British Airways
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Mon, 23 Dec - Tue, 14 Jan
21:10 - 06:55LHR-SYD
22h 45mdirect
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,604British Airways
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Mon, 23 Dec - Tue, 14 Jan
10:25 - 20:35LHR-SYD
23h 10m1 stop
22:15 - 15:25SYD-LHR
28h 10m1 stop
£1,626Malaysia Airlines
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Fri, 20 Dec - Sat, 15 Feb
10:25 - 10:20LHR-SYD
36h 55m1 stop
22:15 - 15:25SYD-LHR
28h 10m1 stop
£1,656Malaysia Airlines
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Sun, 22 Dec - Fri, 24 Jan
22:05 - 09:35LHR-SYD
24h 30m1 stop
16:00 - 15:00SYD-LHR
34h 00m2 stops
£1,706Cathay Pacific
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Sun, 22 Dec - Sun, 29 Dec
20:10 - 06:30LHR-SYD
23h 20mdirect
15:55 - 06:15SYD-LHR
25h 20mdirect
£1,005Qantas Airways
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Tue, 18 Feb - Wed, 5 Mar
21:10 - 06:55LHR-SYD
22h 45mdirect
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,012British Airways
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Sat, 1 Mar - Fri, 14 Mar
21:10 - 06:55LHR-SYD
22h 45mdirect
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,013British Airways
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Tue, 18 Feb - Fri, 7 Mar
20:10 - 06:30LHR-SYD
23h 20mdirect
15:55 - 06:15SYD-LHR
25h 20mdirect
£1,034Qantas Airways
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Wed, 12 Feb - Wed, 19 Feb
20:55 - 05:10LHR-SYD
23h 15mdirect
15:10 - 06:35SYD-LHR
24h 25mdirect
£1,036Qantas Airways
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Tue, 13 May - Thu, 22 May
21:10 - 06:55LHR-SYD
22h 45mdirect
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,043British Airways
Find Deal
Tue, 18 Feb - Fri, 7 Mar
21:10 - 06:55LHR-SYD
22h 45mdirect
16:20 - 05:25SYD-LHR
24h 05mdirect
£1,043British Airways
Find Deal
Sun, 2 Mar - Sun, 23 Mar
20:10 - 06:30LHR-SYD
23h 20mdirect
15:10 - 06:35SYD-LHR
24h 25mdirect
£1,053Qantas Airways
Find Deal
Mon, 24 Feb - Tue, 20 May
20:10 - 06:30LHR-SYD
23h 20mdirect
15:55 - 06:15SYD-LHR
25h 20mdirect
£1,054Qantas Airways
Find Deal
Sat, 15 Feb - Wed, 26 Feb
20:55 - 05:10LHR-SYD
23h 15mdirect
15:10 - 06:35SYD-LHR
24h 25mdirect
£1,056Qantas Airways
Find Deal
Mon, 5 May - Fri, 23 May

China Southern flights from London Heathrow Airport to Sydney

Our best China Southern deals on London Heathrow Airport to Sydney flight tickets
China Southern
3 Mar
LHR22:00London Heathrow
35h 20m
1 stop
SYD20:20Sydney Kingsford Smith
24 Mar
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow
China Southern
26 Feb
LHR22:00London Heathrow
35h 20m
1 stop
SYD20:20Sydney Kingsford Smith
26 Mar
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow
China Southern
26 Feb
LHR22:00London Heathrow
35h 20m
1 stop
SYD20:20Sydney Kingsford Smith
3 Mar
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow

Air China flights from London Heathrow Airport to Sydney

Our best Air China deals on London Heathrow Airport to Sydney flight tickets
Air China
18 Feb
LHR17:40London Heathrow
34h 50m
1 stop
SYD15:30Sydney Kingsford Smith
7 Mar
SYD20:40Sydney Kingsford Smith
32h 10m
1 stop
LHR17:50London Heathrow
Air China
2 Mar
LHR17:40London Heathrow
34h 50m
1 stop
SYD15:30Sydney Kingsford Smith
17 Mar
SYD20:40Sydney Kingsford Smith
32h 10m
1 stop
LHR17:50London Heathrow
Air China
3 Mar
LHR20:25London Heathrow
32h 05m
1 stop
SYD15:30Sydney Kingsford Smith
12 Mar
SYD20:40Sydney Kingsford Smith
30h 15m
1 stop
LHR15:55London Heathrow

See travel insights to Sydney from

How to get the cheapest flight ticket from London Heathrow Airport 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 cheapest month to fly to Sydney?

In general, May is the cheapest month to fly from London Heathrow Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £759. If you don’t want to visit Sydney in May, then you should wait until March to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £890.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart on your flight to Sydney is on a Monday when prices can be found for as low as £959. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,069.

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

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from London Heathrow Airport to Sydney in the afternoon for as low as £965. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Sydney, so prices are often more expensive at around £1,082 per ticket.

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

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

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

The ideal time to book your flight to Sydney is 20 days in advance, when prices tend to average £1,057. Keep in mind that you might also find cheap flights to Sydney outside of this time window. In fact, momondo users recently found flights from London Heathrow Airport to Sydney for £714.

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

There are 4 cabin classes available to choose from on London Heathrow to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Sydney flights?

You could potentially save up to 55% on your flight if you consider stops on a London Heathrow Airport to Sydney flight.

How have London Heathrow Airport to Sydney flight prices changed over time?

As of December 2024, prices for London Heathrow Airport to Sydney flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Sydney

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

Cheap London Heathrow Airport to Sydney (LHR to SYD) flight deals and tips

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

Best price found

£386

Fastest flight time

23h 10m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from London Heathrow Airport in the past 72 hours is £386. The best return flight deal from London Heathrow Airport to Sydney found on momondo in the last 72 hours is £528.
The fastest flight from London Heathrow Airport to Sydney takes 23h 10m
Direct flights go from London Heathrow Airport to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

    Sydney Kingsford Smith is 10566.1 mi away from London Heathrow. A reasonable flight in good conditions will take 24h 25m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Sydney Kingsford Smith Airport.

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

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from London Heathrow Airport to Sydney

Compare and see reviews for airlines that fly from London Heathrow Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Hainan AirlinesPriceFrom £372Free CancellationRating
7.6
38 reviews
Search Hainan Airlines flights
SWISSPriceFrom £659Free CancellationRating
7.6
1,605 reviews
Search SWISS flights
LufthansaPriceFrom £750Free CancellationRating
6.8
7,087 reviews
Search Lufthansa flights
China AirlinesPriceFrom £755Free CancellationRating
8.2
754 reviews
Search China Airlines flights
Austrian AirlinesPriceFrom £793Free CancellationRating
7.5
788 reviews
Search Austrian Airlines flights
Vietnam AirlinesPriceFrom £824Free CancellationRating
7.6
224 reviews
Search Vietnam Airlines flights
Qatar AirwaysPriceFrom £877Free CancellationRating
7.5
3,792 reviews
Search Qatar Airways flights
Air FrancePriceFrom £881Free CancellationRating
7.4
1,505 reviews
Search Air France flights
Turkish AirlinesPriceFrom £931Free CancellationRating
7.3
3,901 reviews
Search Turkish Airlines flights
Virgin AtlanticPriceFrom £971Free CancellationRating
7.5
668 reviews
Search Virgin Atlantic flights

Why use momondo?

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

It is quick and easy to find London to Sydney 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 Sydney that suits you.

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

momondo does allow users to show only those flights to Sydney from London which offer a flexible booking policy as well as other useful filters and features.

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

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 London to Sydney.

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

Yes momondo offers price alerts on flights to Sydney from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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