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Cheap flights from Sydney to London from $551

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 10/21. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Sydney to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
11:00 am - 7:10 pm
SYD
-
LGW
41h 10m
1 stop
China Eastern Logo
6:00 pm - 12:35 pm
LGW
-
SYD
33h 35m
1 stop
$1,149China Eastern
Wed, Aug 19 - Wed, Sep 9
China Eastern Logo
11:00 am - 3:00 pm
SYD
-
LGW
37h 00m
1 stop
China Eastern Logo
6:00 pm - 9:00 am
LGW
-
SYD
30h 00m
1 stop
$1,151China Eastern
Thu, Jul 16 - Thu, Jul 30
China Eastern Logo
8:30 pm - 3:00 pm
SYD
-
LGW
27h 30m
1 stop
China Eastern Logo
6:00 pm - 8:00 am
LGW
-
SYD
29h 00m
2 stops
$1,153China Eastern
Thu, Jul 16 - Thu, Jul 30
China Eastern Logo
11:00 am - 6:40 am
SYD
-
LGW
28h 40m
1 stop
China Eastern Logo
10:00 pm - 12:35 pm
LGW
-
SYD
29h 35m
1 stop
$1,154China Eastern
Fri, Aug 14 - Fri, Sep 11
China Eastern Logo
9:30 pm - 6:30 am
SYD
-
LGW
44h 00m
1 stop
China Eastern Logo
10:30 am - 1:35 pm
LGW
-
SYD
40h 05m
1 stop
$1,156China Eastern
Wed, Nov 11 - Sun, Nov 15
China Eastern Logo
9:30 pm - 6:40 am
SYD
-
LGW
43h 10m
1 stop
China Eastern Logo
10:30 am - 1:35 pm
LGW
-
SYD
40h 05m
1 stop
$1,157China Eastern
Sun, Oct 18 - Thu, Nov 5
China Eastern Logo
8:30 pm - 3:00 pm
SYD
-
LGW
27h 30m
1 stop
China Eastern Logo
6:00 pm - 9:00 am
LGW
-
SYD
30h 00m
1 stop
$1,158China Eastern
Mon, Jul 27 - Thu, Aug 6
China Eastern Logo
9:30 pm - 6:30 am
SYD
-
LGW
44h 00m
1 stop
China Eastern Logo
10:30 am - 1:35 pm
LGW
-
SYD
40h 05m
1 stop
$1,160China Eastern
Wed, Nov 11 - Sun, Nov 15
China Eastern Logo
8:30 pm - 7:10 pm
SYD
-
LGW
31h 40m
1 stop
China Eastern Logo
9:55 pm - 8:00 am
LGW
-
SYD
49h 05m
2 stops
$1,164China Eastern
Wed, Sep 2 - Thu, Sep 17
China Eastern Logo
10:00 am - 7:15 pm
SYD
-
LGW
42h 15m
3 stops
China Eastern Logo
6:00 pm - 12:35 pm
LGW
-
SYD
33h 35m
1 stop
$1,165China Eastern
Sat, Aug 8 - Mon, Aug 24

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China Southern flights from Sydney to London Gatwick Airport

Our best China Southern deals on Sydney to London Gatwick Airport flight tickets
China Southern
Aug 18
SYD10:05 amSydney Kingsford Smith
29h 25m
1 stop
LGW6:30 amLondon Gatwick
Sep 9
LGW11:00 amLondon Gatwick
23h 25m
1 stop
SYD7:25 pmSydney Kingsford Smith
$1,207
China Southern
Jul 17
SYD10:05 amSydney Kingsford Smith
38h 20m
1 stop
LGW3:25 pmLondon Gatwick
Aug 7
LGW11:00 amLondon Gatwick
23h 25m
1 stop
SYD7:25 pmSydney Kingsford Smith
$1,223
China Southern
Jul 17
SYD10:05 amSydney Kingsford Smith
38h 20m
1 stop
LGW3:25 pmLondon Gatwick
Aug 7
LGW11:00 amLondon Gatwick
23h 25m
1 stop
SYD7:25 pmSydney Kingsford Smith
$1,224

China Eastern flights from Sydney to London Gatwick Airport

Our best China Eastern deals on Sydney to London Gatwick Airport flight tickets
China Eastern
Aug 19
SYD11:00 amSydney Kingsford Smith
41h 10m
1 stop
LGW7:10 pmLondon Gatwick
Sep 9
LGW6:00 pmLondon Gatwick
33h 35m
1 stop
SYD12:35 pmSydney Kingsford Smith
$1,149
China Eastern
Jul 16
SYD11:00 amSydney Kingsford Smith
37h 00m
1 stop
LGW3:00 pmLondon Gatwick
Jul 30
LGW6:00 pmLondon Gatwick
30h 00m
1 stop
SYD9:00 amSydney Kingsford Smith
$1,151
China Eastern
Jul 16
SYD8:30 pmSydney Kingsford Smith
27h 30m
1 stop
LGW3:00 pmLondon Gatwick
Jul 30
LGW6:00 pmLondon Gatwick
29h 00m
2 stops
SYD8:00 amSydney Kingsford Smith
$1,153

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 July 2, 2026.
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

Cheapest round-trip

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 8/19

11:00 am-7:10 pm

1 stop41h 10m

London Gatwick

Wed 9/9

6:00 pm-12:35 pm

1 stop33h 35m

$1,149

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 7/16

11:00 am-3:00 pm

1 stop37h 00m

London Gatwick

Thu 7/30

6:00 pm-9:00 am

1 stop30h 00m

$1,151
Quickest round-trip

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 7/16

8:30 pm-3:00 pm

1 stop27h 30m

London Gatwick

Thu 7/30

6:00 pm-8:00 am

2 stops29h 00m

$1,153

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 8/14

11:00 am-6:40 am

1 stop28h 40m

London Gatwick

Fri 9/11

10:00 pm-12:35 pm

1 stop29h 35m

$1,154

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 11/11

9:30 pm-6:30 am

1 stop44h 00m

London Gatwick

Sun 11/15

10:30 am-1:35 pm

1 stop40h 05m

$1,156

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 10/18

9:30 pm-6:40 am

1 stop43h 10m

London Gatwick

Thu 11/5

10:30 am-1:35 pm

1 stop40h 05m

$1,157

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 7/27

8:30 pm-3:00 pm

1 stop27h 30m

London Gatwick

Thu 8/6

6:00 pm-9:00 am

1 stop30h 00m

$1,158

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 11/11

9:30 pm-6:30 am

1 stop44h 00m

London Gatwick

Sun 11/15

10:30 am-1:35 pm

1 stop40h 05m

$1,160

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 9/2

8:30 pm-7:10 pm

1 stop31h 40m

London Gatwick

Thu 9/17

9:55 pm-8:00 am

2 stops49h 05m

$1,164

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 8/8

10:00 am-7:15 pm

3 stops42h 15m

London Gatwick

Mon 8/24

6:00 pm-12:35 pm

1 stop33h 35m

$1,165

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

What is the cheapest month to fly to London Gatwick Airport?

In general, March 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 $1,081. If you are unable to visit London Gatwick Airport during the month of March, then departing from Sydney during the month November is also very affordable. Most momondo users find prices during this month for around $1,093.

How far in advance should I book a flight from Sydney 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 $1,358 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 $1,051 on momondo.

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

You could potentially save up to 75% on your flight if you consider stops on a Sydney to London Gatwick Airport flight.

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

As of July 2026, prices for Sydney to London Gatwick Airport flights are approximately 15% 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

27h 30m

Direct flights

None
The fastest flight from Sydney to London Gatwick Airport takes 27h 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

Frequently asked questions about flying from Sydney to London Gatwick Airport

  • 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. 27h 30m 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
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Croydon
Wembley
Stansted
Harrow
Slough
Watford
Ilford
Cobham
Brentwood
Folkestone
Guildford
Romford
Uxbridge

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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