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Cheap flights from Sydney to London from $422

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 7/15. 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.
AirAsia X Logo
9:45 am - 7:30 am
SYD
-
LGW
30h 45m
2 stops
AirAsia X Logo
10:25 am - 8:20 am
LGW
-
SYD
36h 55m
2 stops
$934AirAsia X
Wed, Jul 15 - Thu, Sep 17
AirAsia X Logo
8:50 pm - 7:25 am
SYD
-
LGW
43h 35m
1 stop
AirAsia X Logo
10:25 am - 8:20 am
LGW
-
SYD
36h 55m
1 stop
$986AirAsia X
Mon, Jul 20 - Thu, Aug 20
China Eastern Logo
8:30 pm - 6:40 am
SYD
-
LGW
43h 10m
1 stop
China Eastern Logo
6:00 pm - 12:35 pm
LGW
-
SYD
33h 35m
1 stop
$996China Eastern
Sat, Aug 1 - Sat, Aug 29
AirAsia X Logo
9:45 am - 7:30 am
SYD
-
LGW
30h 45m
1 stop
AirAsia X Logo
10:25 am - 8:20 am
LGW
-
SYD
36h 55m
1 stop
$1,004AirAsia X
Wed, Jul 15 - Thu, Sep 17
Multiple Airlines Logo
11:00 am - 3:00 pm
SYD
-
LGW
37h 00m
1 stop
Multiple Airlines Logo
10:25 am - 8:20 am
LGW
-
SYD
36h 55m
2 stops
$1,005Multiple Airlines
Wed, Jul 15 - Thu, Sep 17
China Eastern Logo
8:30 pm - 6:40 am
SYD
-
LGW
43h 10m
1 stop
China Eastern Logo
6:00 pm - 8:00 am
LGW
-
SYD
29h 00m
2 stops
$1,026China Eastern
Sat, Aug 1 - Sat, Aug 29
China Eastern Logo
10:00 am - 3:00 pm
SYD
-
LGW
62h 00m
3 stops
China Eastern Logo
5:55 pm - 9:00 am
LGW
-
SYD
30h 05m
1 stop
$1,031China Eastern
Thu, Jun 4 - Sun, Jun 14
China Eastern Logo
10:00 am - 3:00 pm
SYD
-
LGW
62h 00m
3 stops
China Eastern Logo
6:00 pm - 9:00 am
LGW
-
SYD
30h 00m
1 stop
$1,035China Eastern
Thu, May 28 - Tue, Jun 16
China Eastern Logo
10:00 am - 3:00 pm
SYD
-
LGW
38h 00m
2 stops
China Eastern Logo
11:35 am - 8:00 am
LGW
-
SYD
35h 25m
3 stops
$1,039China Eastern
Mon, May 11 - Sat, May 16
Turkish Airlines Logo
9:05 pm - 10:25 pm
SYD
-
LGW
34h 20m
2 stops
Turkish Airlines Logo
7:10 am - 7:10 pm
LGW
-
SYD
27h 00m
2 stops
$1,040Turkish Airlines
Tue, Jun 2 - Sat, Jun 13

AirAsia X flights from Sydney to London Gatwick Airport

Our best AirAsia X deals on Sydney to London Gatwick Airport flight tickets
AirAsia X
Jul 15
SYD9:45 amSydney Kingsford Smith
30h 45m
2 stops
LGW7:30 amLondon Gatwick
Sep 17
LGW10:25 amLondon Gatwick
36h 55m
2 stops
SYD8:20 amSydney Kingsford Smith
$934
AirAsia X
Jul 20
SYD8:50 pmSydney Kingsford Smith
43h 35m
1 stop
LGW7:25 amLondon Gatwick
Aug 20
LGW10:25 amLondon Gatwick
36h 55m
1 stop
SYD8:20 amSydney Kingsford Smith
$986
AirAsia X
Jul 15
SYD9:45 amSydney Kingsford Smith
30h 45m
1 stop
LGW7:30 amLondon Gatwick
Sep 17
LGW10:25 amLondon Gatwick
36h 55m
1 stop
SYD8:20 amSydney Kingsford Smith
$1,004

Turkish Airlines flights from Sydney to London Gatwick Airport

Our best Turkish Airlines deals on Sydney to London Gatwick Airport flight tickets
Turkish Airlines
Jun 2
SYD9:05 pmSydney Kingsford Smith
34h 20m
2 stops
LGW10:25 pmLondon Gatwick
Jun 13
LGW7:10 amLondon Gatwick
27h 00m
2 stops
SYD7:10 pmSydney Kingsford Smith
$1,040
Turkish Airlines
May 13
SYD9:05 pmSydney Kingsford Smith
49h 05m
2 stops
LGW1:10 pmLondon Gatwick
May 20
LGW5:35 pmLondon Gatwick
40h 35m
2 stops
SYD7:10 pmSydney Kingsford Smith
$1,041
Turkish Airlines
May 6
SYD9:05 pmSydney Kingsford Smith
34h 25m
2 stops
LGW10:30 pmLondon Gatwick
May 13
LGW5:35 pmLondon Gatwick
40h 35m
2 stops
SYD7:10 pmSydney Kingsford Smith
$1,042

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 March 22, 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 7/15

9:45 am-7:30 am

2 stops30h 45m

London Gatwick

Thu 9/17

10:25 am-8:20 am

2 stops36h 55m

$934

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 7/20

8:50 pm-7:25 am

1 stop43h 35m

London Gatwick

Thu 8/20

10:25 am-8:20 am

1 stop36h 55m

$986

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 8/1

8:30 pm-6:40 am

1 stop43h 10m

London Gatwick

Sat 8/29

6:00 pm-12:35 pm

1 stop33h 35m

$996

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 7/15

9:45 am-7:30 am

1 stop30h 45m

London Gatwick

Thu 9/17

10:25 am-8:20 am

1 stop36h 55m

$1,004

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 7/15

11:00 am-3:00 pm

1 stop37h 00m

London Gatwick

Thu 9/17

10:25 am-8:20 am

2 stops36h 55m

$1,005

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 8/1

8:30 pm-6:40 am

1 stop43h 10m

London Gatwick

Sat 8/29

6:00 pm-8:00 am

2 stops29h 00m

$1,026

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 6/4

10:00 am-3:00 pm

3 stops62h 00m

London Gatwick

Sun 6/14

5:55 pm-9:00 am

1 stop30h 05m

$1,031

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 5/28

10:00 am-3:00 pm

3 stops62h 00m

London Gatwick

Tue 6/16

6:00 pm-9:00 am

1 stop30h 00m

$1,035

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 5/11

10:00 am-3:00 pm

2 stops38h 00m

London Gatwick

Sat 5/16

11:35 am-8:00 am

3 stops35h 25m

$1,039
Quickest round-trip

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 6/2

9:05 pm-10:25 pm

2 stops34h 20m

London Gatwick

Sat 6/13

7:10 am-7:10 pm

2 stops27h 00m

$1,040

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 $1,075. If you are unable to visit London Gatwick Airport during the month of March, then departing from Sydney during the month May is also very affordable. Most momondo users find prices during this month for around $1,094.

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 $1,296 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 $1,020 on momondo.

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

You could potentially save up to 8% 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 March 2026, prices for Sydney to London Gatwick Airport flights are approximately 19% 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

  • 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
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Crawley
Wembley
Hayes
Dartford
Croydon
Harrow
Watford
Brentwood
Guildford
Stansted
Cobham
Folkestone
Romford
Richmond

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.

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