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Cheap flights from Sydney to London from $362

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

These are some of the best round-trip flight deals from Sydney to London that have been recently found on momondo from popular airlines, departing in the coming months.
China Eastern Logo
11:00 am - 6:40 amSYD-LGW
28h 40m1 stop
China Eastern Logo
6:05 pm - 12:35 pmLGW-SYD
33h 30m1 stop
$860China Eastern
Find Deal
Thu, Jun 12 - Mon, Jun 30
China Eastern Logo
8:30 pm - 6:40 amSYD-LGW
43h 10m1 stop
China Eastern Logo
11:35 am - 12:35 pmLGW-SYD
40h 00m1 stop
$861China Eastern
Find Deal
Mon, Jun 9 - Mon, Jun 16
China Eastern Logo
11:00 am - 3:00 pmSYD-LGW
37h 00m1 stop
China Eastern Logo
11:35 am - 9:00 amLGW-SYD
36h 25m1 stop
$892China Eastern
Find Deal
Tue, May 27 - Tue, Jun 3
Cathay Pacific Logo
9:50 pm - 8:35 pmSYD-LHR
31h 45m1 stop
Cathay Pacific Logo
6:20 pm - 8:40 amLHR-SYD
29h 20m1 stop
$1,013Cathay Pacific
Find Deal
Wed, May 21 - Wed, May 28
Cathay Pacific Logo
9:50 pm - 8:35 pmSYD-LHR
31h 45m1 stop
Cathay Pacific Logo
12:20 pm - 8:10 pmLHR-SYD
22h 50m1 stop
$1,015Cathay Pacific
Find Deal
Mon, Sep 8 - Sun, Sep 21
Emirates Logo
6:00 am - 7:20 amSYD-LGW
35h 20m1 stop
Emirates Logo
8:25 pm - 7:00 amLGW-SYD
23h 35m1 stop
$1,050Emirates
Find Deal
Sun, Oct 12 - Mon, Nov 10
Emirates Logo
8:10 pm - 12:35 pmSYD-LGW
25h 25m1 stop
Emirates Logo
2:30 pm - 10:05 pmLGW-SYD
22h 35m1 stop
$1,073Emirates
Find Deal
Tue, Jul 29 - Sun, Aug 17
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
$1,118British Airways
Find Deal
Wed, May 14 - Sun, May 25
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
$1,171British Airways
Find Deal
Fri, May 16 - Tue, May 20
Singapore Airlines Logo
3:00 pm - 6:25 amSYD-LGW
48h 25m1 stop
Singapore Airlines Logo
10:15 am - 5:45 pmLGW-SYD
21h 30m1 stop
$1,374Singapore Airlines
Find Deal
Mon, Sep 8 - Thu, Oct 16

China Eastern flights from Sydney to London

Our best China Eastern deals on Sydney to London flight tickets
China Eastern
Jun 12
SYD11:00 amSydney Kingsford Smith
28h 40m
1 stop
LGW6:40 amLondon Gatwick
Jun 30
LGW6:05 pmLondon Gatwick
33h 30m
1 stop
SYD12:35 pmSydney Kingsford Smith
China Eastern
Jun 9
SYD8:30 pmSydney Kingsford Smith
43h 10m
1 stop
LGW6:40 amLondon Gatwick
Jun 16
LGW11:35 amLondon Gatwick
40h 00m
1 stop
SYD12:35 pmSydney Kingsford Smith
China Eastern
May 27
SYD11:00 amSydney Kingsford Smith
37h 00m
1 stop
LGW3:00 pmLondon Gatwick
Jun 3
LGW11:35 amLondon Gatwick
36h 25m
1 stop
SYD9:00 amSydney Kingsford Smith

Etihad Airways flights from Sydney to London

Our best Etihad Airways deals on Sydney to London flight tickets
Etihad Airways
May 12
SYD9:30 pmSydney Kingsford Smith
30h 15m
1 stop
LHR6:45 pmLondon Heathrow
May 31
LHR8:55 pmLondon Heathrow
35h 00m
1 stop
SYD4:55 pmSydney Kingsford Smith
Etihad Airways
Oct 26
SYD4:20 pmSydney Kingsford Smith
30h 45m
1 stop
LHR12:05 pmLondon Heathrow
Nov 8
LHR7:20 pmLondon Heathrow
23h 50m
1 stop
SYD6:10 amSydney Kingsford Smith
Etihad Airways
May 12
SYD9:30 pmSydney Kingsford Smith
24h 15m
1 stop
LHR12:45 pmLondon Heathrow
May 31
LHR8:55 pmLondon Heathrow
35h 00m
1 stop
SYD4:55 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 25% 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

$362

Fastest flight time

23h 15m

Direct flights

Tue, Wed, Thu, Fri and Sun

Airports in London

2 airports
The best one-way flight to London from Sydney in the past 72 hours is $362. The best round-trip flight deal from Sydney to London found on momondo in the last 72 hours is $860.
The fastest flight from Sydney to London takes 23h 15m
Direct flights go from Sydney to London on Tuesday, Wednesday, Thursday, Friday 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 15m 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
88 reviews
Search Air China flights
China EasternPriceFrom $842Free CancellationRating
7.1
148 reviews
Search China Eastern flights
Cathay PacificPriceFrom $956Free CancellationRating
7.5
852 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $957Free CancellationRating
7.4
1,203 reviews
Search Etihad Airways flights
Singapore AirlinesPriceFrom $1,026Free CancellationRating
8.1
1,292 reviews
Search Singapore Airlines flights
British AirwaysPriceFrom $1,174Free CancellationRating
6.6
6,842 reviews
Search British Airways flights
EmiratesPriceFrom $1,186Free CancellationRating
8.0
3,215 reviews
Search Emirates flights
Qantas AirwaysPriceFrom $1,301Free CancellationRating
7.5
829 reviews
Search Qantas Airways flights
Qatar AirwaysPriceFrom $1,315Free CancellationRating
7.4
3,563 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 829 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 $1,387 round-trip. British Airways operates 7 flights out of Sydney into London in an average week, so prices vary by time and availability. 6,842 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
Slough
Guildford
Dartford
Dover
Stansted
Hayes
Ilford
Milton Keynes
Canterbury
Colchester
Wembley
Chelmsford
Richmond
Crawley
Hook
Horley

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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1 adult
Mon 5/5
Mon 5/12

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