$441 Cheap Flights from Sydney (SYD) to London (LON)

View $441 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to London

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Cheap Flights from Sydney to London (SYD-LON)

Prices were available within the past 7 days and start at $441 for one-way flights and $890 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Mon, Aug 18 - Wed, Aug 27
SYD
Sydney
LGW
London
$890 Roundtrip, found 6 days ago
$890
Roundtrip
found 6 days ago
Select China Eastern Airlines flight, departing Mon, Aug 18 from Sydney to London, returning Wed, Aug 27, priced at $890 found 6 days ago
China Southern Airlines
Thu, Sep 4 - Mon, Sep 8
SYD
Sydney
LGW
London
$894 Roundtrip, found 1 day ago
$894
Roundtrip
found 1 day ago
Select China Southern Airlines flight, departing Thu, Sep 4 from Sydney to London, returning Mon, Sep 8, priced at $894 found 1 day ago
China Southern Airlines
Mon, Nov 3 - Mon, Nov 10
SYD
Sydney
LHR
London
$921 Roundtrip, just found
$921
Roundtrip
just found
Select China Southern Airlines flight, departing Mon, Nov 3 from Sydney to London, returning Mon, Nov 10, priced at $921 just found
Air China
Sat, Oct 4 - Sun, Oct 26
SYD
Sydney
LHR
London
$924 Roundtrip, found 1 day ago
$924
Roundtrip
found 1 day ago
Select Air China flight, departing Sat, Oct 4 from Sydney to London, returning Sun, Oct 26, priced at $924 found 1 day ago
Air India
Tue, Oct 21 - Sun, Nov 16
SYD
Sydney
LHR
London
$944 Roundtrip, found 14 hours ago
$944
Roundtrip
found 14 hours ago
Select Air India flight, departing Tue, Oct 21 from Sydney to London, returning Sun, Nov 16, priced at $944 found 14 hours ago
Singapore Airlines
Wed, Oct 15 - Mon, Nov 24
SYD
Sydney
LHR
London
$1,005 Roundtrip, found 3 days ago
$1,005
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Wed, Oct 15 from Sydney to London, returning Mon, Nov 24, priced at $1,005 found 3 days ago
Etihad Airways
Thu, Nov 20 - Thu, Dec 4
SYD
Sydney
LHR
London
$1,020 Roundtrip, found 7 hours ago
$1,020
Roundtrip
found 7 hours ago
Select Etihad Airways flight, departing Thu, Nov 20 from Sydney to London, returning Thu, Dec 4, priced at $1,020 found 7 hours ago
Turkish Airlines
Tue, Sep 9 - Tue, Sep 23
SYD
Sydney
LGW
London
$1,069 Roundtrip, found 1 day ago
$1,069
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Tue, Sep 9 from Sydney to London, returning Tue, Sep 23, priced at $1,069 found 1 day ago
Vietnam Airlines
Mon, Nov 10 - Thu, Nov 20
SYD
Sydney
LHR
London
$1,080 Roundtrip, found 6 days ago
$1,080
Roundtrip
found 6 days ago
Select Vietnam Airlines flight, departing Mon, Nov 10 from Sydney to London, returning Thu, Nov 20, priced at $1,080 found 6 days ago
Qatar Airways
Tue, Feb 3 - Wed, Mar 4
SYD
Sydney
LGW
London
$1,083 Roundtrip, found 6 days ago
$1,083
Roundtrip
found 6 days ago
Select Qatar Airways flight, departing Tue, Feb 3 from Sydney to London, returning Wed, Mar 4, priced at $1,083 found 6 days ago

Find the cheapest month to fly from Sydney (SYD) to London (LON)

November is typically the cheapest month to fly

From $821 - $1,061 per traveler.

Graph displaying average flight prices per month

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Average driving time to city center is 28 minutes. Flights from $1,624
LHR
Heathrow
Average driving time to city center28 min
Flights from $1,624
Select flight to Gatwick LGW. Cheapest option available. Average driving time to city center is 52 minutes. Flights from $1,043
LGW
Gatwick
Cheapest
Average driving time to city center52 min
Flights from $1,043
Select flight to Stansted STN. Average driving time to city center is 51 minutes. Flights from $2,838
STN
Stansted
Average driving time to city center51 min
Flights from $2,838
Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $1,953
LCY
London City
Closest
Average driving time to city center21 min
Flights from $1,953
Flights from Sydney (SYD) to London (LGW)
Origin airport
Kingsford Smith Intl.
Destination airport
Gatwick
Roundtrip price
$890
Distance
10574 mi

Sydney to London Flights

The cheapest times to fly from Sydney to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sydney to London are during the month of August. You can find some of the cheapest flights from Sydney to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to London

Sunday is one of the best days to book for cheap flights from Sydney to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sydney to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sydney to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $441 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sydney to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sydney to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much is a flight from SYD to London (LON-All Airports)?
If you're traveling from SYD to London (LON-All Airports), round-trip flights start from $890. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SYD to London (LON-All Airports)?
We understand that things come up unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from SYD to London (LON-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sydney Airport to London (LON-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sydney Airport to London (LON-All Airports)?
The distance is around 10566 mi, so fill your carry-on bag with all the items you need to make the long journey comfortable. Wondering what to take on board your Sydney to England flight? Earplugs, a sleep mask and a travel pillow are a few essentials.
Which airlines fly direct from Mascot Airport to London (LON-All Airports)?
Flying nonstop between Mascot Airport and London (LON-All Airports) isn't possible at this time. However, you'll still be able to book a flight to England with at least one stop.
Are Sydney Airport to London (LON-All Airports) flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute flight deals between Kingsford Smith Intl. Airport (SYD) and London (LON-All Airports) are of course possible, it's also a good idea to monitor prices well before you fly. In fact, some airlines announce their prices up to a year prior to the departure date. Expedia is continuously updating the best bargains around, so keep checking and be ready to secure your seat when the price is right.

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*Available to One Key members.