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Cheap flights from Sydney to London from $475

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 3/22. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:25 pm - 9:20 am
SYD
-
LGW
29h 55m2 stops
Multiple Airlines Logo
6:25 am - 7:20 pm
LGW
-
SYD
25h 55m2 stops
$1,055Multiple Airlines
Thu, Feb 19 - Thu, Mar 12
China Eastern Logo
12:00 pm - 2:00 pm
SYD
-
LGW
37h 00m1 stop
China Eastern Logo
10:30 am - 6:30 am
LGW
-
SYD
33h 00m1 stop
$1,058China Eastern
Sun, Feb 1 - Tue, Feb 10
Turkish Airlines Logo
9:15 pm - 4:10 pm
SYD
-
LGW
29h 55m2 stops
Turkish Airlines Logo
7:00 am - 7:15 pm
LGW
-
SYD
27h 15m2 stops
$1,062Turkish Airlines
Fri, Mar 27 - Wed, Apr 8
China Eastern Logo
9:30 pm - 2:00 pm
SYD
-
LGW
27h 30m1 stop
China Eastern Logo
10:30 am - 10:00 am
LGW
-
SYD
36h 30m1 stop
$1,064China Eastern
Sun, Feb 1 - Sat, Feb 7
China Eastern Logo
12:00 pm - 6:30 am
SYD
-
LGW
29h 30m1 stop
China Eastern Logo
5:00 pm - 1:35 pm
LGW
-
SYD
33h 35m1 stop
$1,066China Eastern
Thu, Feb 26 - Thu, Mar 5
China Eastern Logo
9:30 pm - 6:30 am
SYD
-
LGW
44h 00m1 stop
China Eastern Logo
5:00 pm - 10:00 am
LGW
-
SYD
30h 00m1 stop
$1,074China Eastern
Wed, Feb 4 - Mon, Feb 9
Turkish Airlines Logo
10:10 pm - 10:25 pm
SYD
-
LGW
34h 15m2 stops
Turkish Airlines Logo
7:00 am - 7:15 pm
LGW
-
SYD
27h 15m2 stops
$1,076Turkish Airlines
Wed, Apr 1 - Sat, Apr 25
Turkish Airlines Logo
10:10 pm - 10:25 pm
SYD
-
LGW
34h 15m2 stops
Turkish Airlines Logo
7:00 am - 7:15 pm
LGW
-
SYD
27h 15m2 stops
$1,079Turkish Airlines
Wed, Apr 1 - Sat, Apr 25
Turkish Airlines Logo
9:15 pm - 9:20 am
SYD
-
LGW
47h 05m2 stops
Turkish Airlines Logo
6:20 am - 7:20 pm
LGW
-
SYD
26h 00m2 stops
$1,080Turkish Airlines
Sun, Feb 1 - Sun, Feb 8
China Eastern Logo
12:00 pm - 2:00 pm
SYD
-
LGW
37h 00m1 stop
China Eastern Logo
5:00 pm - 1:35 pm
LGW
-
SYD
33h 35m1 stop
$1,081China Eastern
Sun, Jan 18 - Fri, Jan 30

Qatar Airways flights from Sydney to London Gatwick Airport

Our best Qatar Airways deals on Sydney to London Gatwick Airport flight tickets
Qatar Airways
Mar 5
SYD3:50 pmSydney Kingsford Smith
31h 45m
1 stop
LGW12:35 pmLondon Gatwick
Mar 9
LGW9:00 amLondon Gatwick
34h 50m
1 stop
SYD6:50 amSydney Kingsford Smith
$1,155
Find similar
Qatar Airways
Mar 5
SYD3:50 pmSydney Kingsford Smith
31h 45m
1 stop
LGW12:35 pmLondon Gatwick
Mar 9
LGW9:00 amLondon Gatwick
34h 50m
1 stop
SYD6:50 amSydney Kingsford Smith
$1,157
Find similar
Qatar Airways
Mar 5
SYD3:50 pmSydney Kingsford Smith
31h 45m
1 stop
LGW12:35 pmLondon Gatwick
Mar 9
LGW9:00 amLondon Gatwick
34h 50m
1 stop
SYD6:50 amSydney Kingsford Smith
$1,158
Find similar

Air China flights from Sydney to London Gatwick Airport

Our best Air China deals on Sydney to London Gatwick Airport flight tickets
Air China
Jan 12
SYD8:40 pmSydney Kingsford Smith
43h 55m
1 stop
LGW5:35 amLondon Gatwick
Jan 23
LGW11:35 amLondon Gatwick
37h 25m
1 stop
SYD12:00 pmSydney Kingsford Smith
$1,216
Find similar
Air China
Jan 18
SYD8:40 pmSydney Kingsford Smith
45h 15m
2 stops
LGW6:55 amLondon Gatwick
Jan 30
LGW11:35 amLondon Gatwick
37h 25m
1 stop
SYD12:00 pmSydney Kingsford Smith
$1,235
Find similar
Air China
Dec 16
SYD8:40 pmSydney Kingsford Smith
45h 15m
2 stops
LGW6:55 amLondon Gatwick
Jan 5
LGW11:05 amLondon Gatwick
41h 25m
2 stops
SYD3:30 pmSydney Kingsford Smith
$2,383
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Sydney to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 2/19

2:25 pm-9:20 am

2 stops29h 55m

London Gatwick

Thu 3/12

6:25 am-7:20 pm

2 stops25h 55m

$1,055

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 2/1

12:00 pm-2:00 pm

1 stop37h 00m

London Gatwick

Tue 2/10

10:30 am-6:30 am

1 stop33h 00m

$1,058

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 3/27

9:15 pm-4:10 pm

2 stops29h 55m

London Gatwick

Wed 4/8

7:00 am-7:15 pm

2 stops27h 15m

$1,062

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 2/1

9:30 pm-2:00 pm

1 stop27h 30m

London Gatwick

Sat 2/7

10:30 am-10:00 am

1 stop36h 30m

$1,064

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 2/26

12:00 pm-6:30 am

1 stop29h 30m

London Gatwick

Thu 3/5

5:00 pm-1:35 pm

1 stop33h 35m

$1,066

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 2/4

9:30 pm-6:30 am

1 stop44h 00m

London Gatwick

Mon 2/9

5:00 pm-10:00 am

1 stop30h 00m

$1,074

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 4/1

10:10 pm-10:25 pm

2 stops34h 15m

London Gatwick

Sat 4/25

7:00 am-7:15 pm

2 stops27h 15m

$1,076

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 4/1

10:10 pm-10:25 pm

2 stops34h 15m

London Gatwick

Sat 4/25

7:00 am-7:15 pm

2 stops27h 15m

$1,079

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 2/1

9:15 pm-9:20 am

2 stops47h 05m

London Gatwick

Sun 2/8

6:20 am-7:20 pm

2 stops26h 00m

$1,080

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 1/18

12:00 pm-2:00 pm

1 stop37h 00m

London Gatwick

Fri 1/30

5:00 pm-1:35 pm

1 stop33h 35m

$1,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Sydney to London Gatwick Airport

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 London Gatwick Airport?

In general, May is the cheapest month to fly from Sydney to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,062. If you are unable to visit London Gatwick Airport during the month of May, then departing from Sydney during the month November is also very affordable. Most momondo users find prices during this month for around $1,093.

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

The cheapest day to depart from Sydney to London Gatwick Airport is on a Tuesday when prices can be found for as low as $1,179. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Thursday is $1,356.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Flying to London Gatwick Airport from Sydney in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,311 when looking at flights departing in the morning. In the evening is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $1,381 per ticket.

How far in advance should I book a flight to London Gatwick Airport?

You are more likely to see cheaper flights to London Gatwick Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around $1,329 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Sydney for as low as $1,143 on momondo.

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

As of December 2025, prices for Sydney to London Gatwick Airport flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to London Gatwick Airport

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

Cheap Sydney to London Gatwick Airport (SYD to LGW) flight deals and tips

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

Fastest flight time

29h 30m

Direct flights

None
The fastest flight from Sydney to London Gatwick Airport takes 29h 30m
There are no direct flights from Sydney to London Gatwick Airport. There are no popular flight routes from Sydney to London Gatwick Airport.
Search flight deals

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

    Sydney Kingsford Smith and London Gatwick are 10566.2 mi apart from one another. 25h 05m is a normal flight duration for this route.

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

    Prices for flights from Sydney Kingsford Smith Airport to London Gatwick Airport are refreshed on a daily basis.

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

    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 Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The required travel and health documents for your London Gatwick Airport 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 Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to London for you.

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

Flights from Sydney to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Sydney to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Sydney to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Gatwick Airport trip

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