Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Sydney from $504

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 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from London Heathrow Airport to Sydney

Cheap round-trip flights

These are some of the best round-trip 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 layovers.

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.
8:25 pm - 3:30 pmLHR-SYD
32h 05m1 stop
8:40 pm - 5:50 pmSYD-LHR
32h 10m1 stop
$713Air China
Find Deal
Tue, Feb 25 - Tue, Mar 18
10:00 pm - 9:25 amLHR-SYD
24h 25m1 stop
10:10 pm - 6:15 pmSYD-LHR
31h 05m1 stop
$728China Southern
Find Deal
Wed, Mar 19 - Tue, Mar 25
10:00 pm - 9:25 amLHR-SYD
24h 25m1 stop
10:10 pm - 5:55 pmSYD-LHR
30h 45m2 stops
$735China Southern
Find Deal
Tue, Feb 25 - Tue, Mar 18
10:00 pm - 9:25 amLHR-SYD
24h 25m1 stop
10:10 pm - 5:55 pmSYD-LHR
30h 45m2 stops
$739China Southern
Find Deal
Wed, Mar 19 - Tue, Mar 25
8:50 pm - 10:25 amLHR-SYD
28h 35m1 stop
6:05 pm - 3:40 pmSYD-LHR
30h 35m1 stop
$1,175Singapore Airlines
Find Deal
Sun, May 4 - Mon, May 26
8:45 am - 8:10 amLHR-SYD
36h 25m1 stop
9:45 am - 11:30 amSYD-LHR
34h 45m1 stop
$1,206Air India
Find Deal
Thu, Mar 27 - Fri, Apr 11
9:55 pm - 6:10 pmLHR-SYD
35h 15m1 stop
8:35 pm - 6:45 pmSYD-LHR
31h 10m1 stop
$1,209Etihad Airways
Find Deal
Sun, May 11 - Thu, May 22
9:55 pm - 6:10 pmLHR-SYD
35h 15m1 stop
8:35 pm - 6:45 pmSYD-LHR
31h 10m1 stop
$1,234Etihad Airways
Find Deal
Sun, May 4 - Sat, May 24
8:50 pm - 10:25 amLHR-SYD
28h 35m1 stop
7:55 am - 7:45 amSYD-LHR
32h 50m1 stop
$1,260Singapore Airlines
Find Deal
Sun, May 4 - Fri, May 23
8:10 pm - 8:45 amLHR-SYD
27h 35m1 stop
9:50 pm - 3:15 pmSYD-LHR
26h 25m1 stop
$1,304Cathay Pacific
Find Deal
Sat, May 10 - Wed, May 21
5:40 pm - 3:30 pmLHR-SYD
34h 50m1 stop
$504Air China
Find Deal
Wed, Dec 4
8:25 pm - 3:30 pmLHR-SYD
32h 05m1 stop
$509Air China
Find Deal
Sat, Mar 15
5:40 pm - 3:30 pmLHR-SYD
34h 50m1 stop
$513Air China
Find Deal
Thu, Nov 28
9:20 pm - 1:35 pmLHR-SYD
30h 15m1 stop
$534China Eastern
Find Deal
Mon, Mar 31
9:25 pm - 8:35 pmLHR-SYD
36h 10m1 stop
$850Malaysia Airlines
Find Deal
Thu, Nov 28
9:00 am - 10:25 pmLHR-SYD
26h 25m2 stops
$853Etihad Airways
Find Deal
Thu, Nov 28
9:30 pm - 3:25 pmLHR-SYD
30h 55m1 stop
$891China Southern
Find Deal
Sat, Dec 28
9:10 pm - 6:55 amLHR-SYD
22h 45mnonstop
$1,237British Airways
Find Deal
Fri, Nov 29
1:55 pm - 6:55 amLHR-SYD
30h 00m1 stop
$1,385Etihad Airways
Find Deal
Mon, Dec 16
10:25 am - 8:35 pmLHR-SYD
23h 10m1 stop
$1,483Malaysia Airlines
Find Deal
Sun, Dec 15
9:15 pm - 12:10 pmLHR-SYD
27h 55m1 stop
10:10 pm - 4:55 pmSYD-LHR
29h 45m1 stop
$1,198China Airlines
Find Deal
Sat, Nov 23 - Sun, Dec 8
9:15 pm - 12:10 pmLHR-SYD
27h 55m1 stop
10:10 pm - 4:55 pmSYD-LHR
29h 45m1 stop
$1,227China Airlines
Find Deal
Fri, Nov 22 - Sun, Dec 8
9:00 am - 6:35 pmLHR-SYD
22h 35m1 stop
9:30 pm - 12:05 pmSYD-LHR
25h 35m1 stop
$1,271Etihad Airways
Find Deal
Sun, Nov 24 - Mon, Dec 9
9:00 am - 7:10 amLHR-SYD
35h 10m2 stops
9:30 pm - 12:05 pmSYD-LHR
25h 35m1 stop
$1,279Etihad Airways
Find Deal
Tue, Nov 26 - Mon, Dec 9
9:10 pm - 6:55 amLHR-SYD
22h 45m1 stop
9:40 pm - 2:05 pmSYD-LHR
27h 25m1 stop
$1,290British Airways
Find Deal
Sun, Nov 24 - Wed, Dec 11
9:00 am - 6:35 pmLHR-SYD
22h 35m1 stop
9:30 pm - 12:05 pmSYD-LHR
25h 35m1 stop
$1,292Etihad Airways
Find Deal
Mon, Nov 25 - Tue, Dec 10
8:35 am - 6:50 pmLHR-SYD
23h 15m1 stop
9:40 pm - 1:20 pmSYD-LHR
26h 40m1 stop
$1,295British Airways
Find Deal
Mon, Nov 25 - Wed, Dec 11
10:25 am - 8:35 pmLHR-SYD
23h 10m1 stop
10:15 pm - 3:25 pmSYD-LHR
28h 10m1 stop
$1,821Malaysia Airlines
Find Deal
Fri, Nov 22 - Tue, Dec 17
8:10 pm - 6:30 amLHR-SYD
23h 20m1 stop
12:35 pm - 5:05 amSYD-LHR
27h 30m2 stops
$1,872Qantas Airways
Find Deal
Sun, Nov 24 - Wed, Dec 18
11:50 am - 6:05 amLHR-SYD
31h 15m1 stop
3:20 pm - 5:05 amSYD-LHR
24h 45m1 stop
$1,898Qantas Airways
Find Deal
Mon, Nov 25 - Mon, Dec 9

Air China flights from London Heathrow Airport to Sydney

Our best Air China deals on London Heathrow Airport to Sydney flight tickets
Air China
Feb 25
LHR8:25 pmLondon Heathrow
32h 05m
1 stop
SYD3:30 pmSydney Kingsford Smith
Mar 18
SYD8:40 pmSydney Kingsford Smith
32h 10m
1 stop
LHR5:50 pmLondon Heathrow
Air China
Mar 1
LHR5:40 pmLondon Heathrow
34h 50m
1 stop
SYD3:30 pmSydney Kingsford Smith
Mar 14
SYD8:40 pmSydney Kingsford Smith
30h 15m
1 stop
LHR3:55 pmLondon Heathrow
Air China
Jan 1
LHR5:40 pmLondon Heathrow
34h 50m
1 stop
SYD3:30 pmSydney Kingsford Smith
Jan 29
SYD8:40 pmSydney Kingsford Smith
32h 10m
1 stop
LHR5:50 pmLondon Heathrow

China Southern flights from London Heathrow Airport to Sydney

Our best China Southern deals on London Heathrow Airport to Sydney flight tickets
China Southern
Mar 19
LHR10:00 pmLondon Heathrow
24h 25m
1 stop
SYD9:25 amSydney Kingsford Smith
Mar 25
SYD10:10 pmSydney Kingsford Smith
31h 05m
1 stop
LHR6:15 pmLondon Heathrow
China Southern
Feb 25
LHR10:00 pmLondon Heathrow
24h 25m
1 stop
SYD9:25 amSydney Kingsford Smith
Mar 18
SYD10:10 pmSydney Kingsford Smith
30h 45m
2 stops
LHR5:55 pmLondon Heathrow
China Southern
Mar 19
LHR10:00 pmLondon Heathrow
24h 25m
1 stop
SYD9:25 amSydney Kingsford Smith
Mar 25
SYD10:10 pmSydney Kingsford Smith
30h 45m
2 stops
LHR5:55 pmLondon 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 from London Heathrow Airport to Sydney?

March. The cheapest time of year to fly to Sydney from London Heathrow Airport is March. Most expensive is December

What is the cheapest day to depart London Heathrow Airport for Sydney?

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

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

In the evening. London Heathrow Airport to Sydney flights are approximately 27% more expensive at noon than in the evening

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

20 days before. The cheapest time to buy a flight from London Heathrow Airport to Sydney is approximately 20 days to departure

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

You could potentially save up to 59% 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 November 2024, prices for London Heathrow Airport to Sydney flights are approximately 12% cheaper when compared to flights at the same time last year.

What is the typical price of a round-trip flight between London Heathrow Airport and Sydney?


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 round-trip 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

$504

Fastest flight time

22h 45m

Direct flights

Fri and Sat

Airports in Sydney

1 airport
The best one-way flight to Sydney from London Heathrow Airport in the past 72 hours is $504. The best round-trip flight deal from London Heathrow Airport to Sydney found on momondo in the last 72 hours is $713.
The fastest flight from London Heathrow Airport to Sydney takes 22h 45m
Direct flights go from London Heathrow Airport to Sydney on Friday and Saturday. The only airline offering direct flights is British Airways.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

    London Heathrow and Sydney Kingsford Smith are 10566.1 mi apart from one another. Flights usually cover this in 23h 15m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • 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
Air ChinaPriceFrom $747Free CancellationRating
7.1
157 reviews
Search Air China flights
China EasternPriceFrom $762Free CancellationRating
6.9
221 reviews
Search China Eastern flights
China SouthernPriceFrom $766Free CancellationRating
7.6
122 reviews
Search China Southern flights
Air IndiaPriceFrom $1,001Free CancellationRating
5.5
2,938 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
1,232 reviews
Search Etihad Airways flights
Cathay PacificPriceFrom $1,107Free CancellationRating
7.6
878 reviews
Search Cathay Pacific flights
Malaysia AirlinesPriceFrom $1,128Free CancellationRating
7.3
300 reviews
Search Malaysia Airlines flights
British AirwaysPriceFrom $1,176Free CancellationRating
6.6
6,837 reviews
Search British Airways flights
Qantas AirwaysPriceFrom $1,197Free CancellationRating
7.6
820 reviews
Search Qantas Airways flights
  • Qantas Airways Flights From London Heathrow Airport to Sydney

    Across 7 Qantas Airways flights from London Heathrow Airport to Sydney this week, the average price was $1,589, with the best Qantas Airways deals starting from $1,197 round-trip. 820 users have rated Qantas Airways on momondo, with an average score of 7.6/10.

  • British Airways Flights From London Heathrow Airport to Sydney

    Across 6,837 British Airways reviews on momondo, the average score is 6.6/10. British Airways flies from London Heathrow Airport to Sydney about 7 times each week, with ticket deals ranging from $1,176 to $1,525. 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from London.

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?

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.


An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 11/26
Tue 12/3
Email me momondo's favorite deals

Find better results for your trip to Australia