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Cheap flights from Sydney to London from $413

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 6/10. 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 Sydney to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Sydney to London.
China Eastern Logo
11:00 am - 3:00 pmSYD-LGW
37h 00m1 stop
China Eastern Logo
6:25 pm - 12:35 pmLGW-SYD
33h 10m1 stop
$858China Eastern
Find Deal
Mon, May 19 - Wed, Jun 4
China Eastern Logo
11:00 am - 3:10 pmSYD-LGW
37h 10m1 stop
China Eastern Logo
11:35 am - 7:40 amLGW-SYD
35h 05m2 stops
$869China Eastern
Find Deal
Thu, May 22 - Thu, May 29
Cathay Pacific Logo
9:50 pm - 6:15 pmSYD-LHR
29h 25m1 stop
Cathay Pacific Logo
12:20 pm - 8:10 pmLHR-SYD
22h 50m1 stop
$1,037Cathay Pacific
Find Deal
Wed, May 21 - Fri, Jun 6
Cathay Pacific Logo
9:50 pm - 6:15 pmSYD-LHR
29h 25m1 stop
Cathay Pacific Logo
12:20 pm - 8:10 pmLHR-SYD
22h 50m1 stop
$1,038Cathay Pacific
Find Deal
Wed, May 21 - Tue, Jun 3
British Airways Logo
2:40 pm - 6:30 amSYD-LHR
24h 50m1 stop
British Airways Logo
7:35 pm - 5:20 amLHR-SYD
24h 45m1 stop
$1,092British Airways
Find Deal
Fri, May 16 - Sat, May 24
British Airways Logo
2:40 pm - 5:25 amSYD-LHR
23h 45m1 stop
British Airways Logo
7:40 pm - 11:50 amLHR-SYD
30h 10m1 stop
$1,168British Airways
Find Deal
Sat, Oct 4 - Wed, Oct 22
Singapore Airlines Logo
4:00 pm - 6:25 amSYD-LGW
24h 25m1 stop
Singapore Airlines Logo
9:20 am - 9:15 pmLGW-SYD
24h 55m1 stop
$1,223Singapore Airlines
Find Deal
Fri, Oct 10 - Mon, Nov 24
Singapore Airlines Logo
12:00 pm - 6:25 amSYD-LGW
28h 25m1 stop
Singapore Airlines Logo
9:20 am - 5:55 pmLGW-SYD
21h 35m1 stop
$1,226Singapore Airlines
Find Deal
Fri, Oct 10 - Mon, Nov 24
Emirates Logo
9:50 am - 7:20 amSYD-LGW
30h 30m2 stops
Emirates Logo
10:05 am - 5:20 pmLGW-SYD
22h 15m1 stop
$1,281Emirates
Find Deal
Tue, May 20 - Sun, Jun 8
Emirates Logo
8:10 pm - 12:35 pmSYD-LGW
25h 25m1 stop
Emirates Logo
10:05 am - 6:25 amLGW-SYD
35h 20m2 stops
$1,285Emirates
Find Deal
Tue, Sep 9 - Tue, Sep 30

Malaysia Airlines flights from Sydney to London

Our best Malaysia Airlines deals on Sydney to London flight tickets
Malaysia Airlines
May 15
SYD1:05 pmSydney Kingsford Smith
36h 30m
1 stop
LHR4:35 pmLondon Heathrow
May 30
LHR11:00 amLondon Heathrow
23h 35m
1 stop
SYD7:35 pmSydney Kingsford Smith
Malaysia Airlines
May 11
SYD1:05 pmSydney Kingsford Smith
36h 30m
1 stop
LHR4:35 pmLondon Heathrow
May 18
LHR9:35 pmLondon Heathrow
27h 25m
1 stop
SYD10:00 amSydney Kingsford Smith
Malaysia Airlines
May 17
SYD10:10 pmSydney Kingsford Smith
27h 25m
1 stop
LHR4:35 pmLondon Heathrow
Jun 2
LHR9:35 pmLondon Heathrow
27h 25m
1 stop
SYD10:00 amSydney Kingsford Smith

Air India flights from Sydney to London

Our best Air India deals on Sydney to London flight tickets
Air India
May 14
SYD7:30 pmSydney Kingsford Smith
25h 35m
1 stop
LHR12:05 pmLondon Heathrow
Jun 25
LHR8:35 pmLondon Heathrow
36h 25m
1 stop
SYD6:00 pmSydney Kingsford Smith
Air India
Aug 9
SYD7:30 pmSydney Kingsford Smith
25h 00m
1 stop
LHR11:30 amLondon Heathrow
Aug 18
LHR9:45 amLondon Heathrow
23h 15m
1 stop
SYD6:00 pmSydney Kingsford Smith
Air India
May 4
SYD7:30 pmSydney Kingsford Smith
25h 00m
1 stop
LHR11:30 amLondon Heathrow
May 18
LHR9:45 amLondon Heathrow
23h 15m
1 stop
SYD6:00 pmSydney Kingsford Smith

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

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sydney is in October. Flight prices, which tend to average around $1,043, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Sydney averaging around $1,053.

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

The cheapest day to depart from Sydney to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $1,374. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,933. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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 afternoon, with an average ticket price of $2,004. Departure times in the afternoon 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 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,300 when searching 26 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 $1,242 on momondo.

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

There are 1 cabin classes 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 April 2025, prices for Sydney to London flights are approximately 26% cheaper 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

Best Price Found

$413

Fastest flight time

23h 45m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in London

2 airports
The best one-way flight to London from Sydney in the past 72 hours is $413. The best round-trip flight deal from Sydney to London found on momondo in the last 72 hours is $858.
The fastest flight from Sydney to London takes 23h 45m
Direct flights go from Sydney to London on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Qantas Airways and British Airways.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

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

    The distance between Sydney Kingsford Smith and London is about 10552.8 mi. 23h 45m 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
Air ChinaPriceFrom $831Free CancellationRating
7.2
86 reviews
Search Air China flights
China EasternPriceFrom $842Free CancellationRating
7.2
144 reviews
Search China Eastern flights
Cathay PacificPriceFrom $956Free CancellationRating
7.5
850 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $957Free CancellationRating
7.4
1,202 reviews
Search Etihad Airways flights
Singapore AirlinesPriceFrom $1,026Free CancellationRating
8.1
1,290 reviews
Search Singapore Airlines flights
British AirwaysPriceFrom $1,174Free CancellationRating
6.6
6,799 reviews
Search British Airways flights
EmiratesPriceFrom $1,186Free CancellationRating
8.0
3,205 reviews
Search Emirates flights
Qantas AirwaysPriceFrom $1,301Free CancellationRating
7.5
826 reviews
Search Qantas Airways flights
Qatar AirwaysPriceFrom $1,315Free CancellationRating
7.4
3,561 reviews
Search Qatar Airways flights
  • Qantas Airways Flights From Sydney to London

    Qantas Airways flies from Sydney to London around 7 times per week, with 826 momondo users rating the airline 7.5/10. The cheapest Qantas Airways deal from Sydney to London in the last 72 hours was $1,301 (round-trip), much lower than the average airfare cost of $1,695 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 $1,174, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $1,391 round-trip. British Airways operates 7 flights out of Sydney into London in an average week, so prices vary by time and availability. 6,799 British Airways reviews by users on momondo have scored the airline at 6.6/10.


Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Croydon
Luton
Guildford
Slough
Hayes
Dartford
Dover
Stansted
Ilford
Milton Keynes
Canterbury
Colchester
Horley
Wembley
Chelmsford
Richmond
Crawley
Hook

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.


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Mon 4/28
Mon 5/5

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