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Flights to Sydney Kingsford Smith

£356 Cheap flights to Sydney

1 adult
1 adult, Economy, 0 bags

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Cheap return flights

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China Southern Logo
22:00 - 09:25LHR  London Heathrow-SYD Sydney Kingsford Smith
24h 25m1 stop Guangzhou Baiyun
China Southern Logo
22:05 - 18:35SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 30m1 stop Guangzhou Baiyun
£732China Southern
Thu, 4 Mar - Sun, 7 Mar
China Southern Logo
22:00 - 09:25LHR  London Heathrow-SYD Sydney Kingsford Smith
24h 25m1 stop Guangzhou Baiyun
China Southern Logo
15:10 - 18:35SYD  Sydney Kingsford Smith-LHR London Heathrow
38h 25m1 stop Guangzhou Baiyun
£732China Southern
Tue, 2 Mar - Thu, 11 Mar
China Eastern Logo
10:30 - 13:35LGW  London Gatwick-SYD Sydney Kingsford Smith
40h 05m1 stop Shanghai Pu Dong
China Eastern Logo
11:05 - 06:30SYD  Sydney Kingsford Smith-LGW London Gatwick
54h 25m2 stops Xi'an Xianyang Shanghai Hongqiao Intl
£732China Eastern
Sun, 8 Nov - Sun, 15 Nov
China Eastern Logo
10:30 - 09:05LGW  London Gatwick-SYD Sydney Kingsford Smith
35h 35m3 stops Shanghai Pu Dong Xi'an Xianyang Nanjing Lukou Intl
China Eastern Logo
12:00 - 14:00SYD  Sydney Kingsford Smith-LGW London Gatwick
37h 00m1 stop Shanghai Pu Dong
£732China Eastern
Wed, 11 Nov - Sun, 22 Nov
Multiple Airlines Logo
21:00 - 14:50LHR  London Heathrow-SYD Sydney Kingsford Smith
30h 50m1 stop Chongqing Jiangbei Intl
Multiple Airlines Logo
22:30 - 19:20SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 50m1 stop New Delhi Indira Gandhi Intl
£732Multiple Airlines
Sat, 21 Nov - Sat, 23 Jan
Air India Logo
13:00 - 19:45LHR  London Heathrow-SYD Sydney Kingsford Smith
43h 45m1 stop New Delhi Indira Gandhi Intl
Air India Logo
09:50 - 19:20SYD  Sydney Kingsford Smith-LHR London Heathrow
44h 30m1 stop New Delhi Indira Gandhi Intl
£734Air India
Fri, 26 Feb - Sat, 13 Mar
Air India Logo
22:00 - 19:45LHR  London Heathrow-SYD Sydney Kingsford Smith
34h 45m1 stop New Delhi Indira Gandhi Intl
Air India Logo
22:30 - 20:30SYD  Sydney Kingsford Smith-LHR London Heathrow
33h 00m1 stop New Delhi Indira Gandhi Intl
£734Air India
Wed, 17 Feb - Wed, 17 Mar
Air China Logo
17:45 - 08:35LHR  London Heathrow-SYD Sydney Kingsford Smith
27h 50m1 stop Beijing Capital
Air China Logo
20:40 - 17:50SYD  Sydney Kingsford Smith-LHR London Heathrow
32h 10m1 stop Beijing Capital
£734Air China
Tue, 1 Dec - Tue, 12 Jan
Air China Logo
17:45 - 08:35LHR  London Heathrow-SYD Sydney Kingsford Smith
27h 50m1 stop Beijing Capital
Air China Logo
10:30 - 15:55SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 25m1 stop Beijing Capital
£738Air China
Tue, 10 Nov - Fri, 4 Dec
Multiple Airlines Logo
11:35 - 08:05LGW  London Gatwick-SYD Sydney Kingsford Smith
33h 30m1 stop Beijing Capital
Multiple Airlines Logo
21:30 - 06:30SYD  Sydney Kingsford Smith-LGW London Gatwick
44h 00m1 stop Shanghai Pu Dong
£739Multiple Airlines
Mon, 7 Dec - Sat, 6 Mar

momondo Fare Finder

 
Use the filters below to find and compare flights to Sydney that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Thu 4/3

22:00-09:25

1 stop24h 25m

Sydney Kingsford Smith

Sun 7/3

22:05-18:35

1 stop31h 30m

£732

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 2/3

22:00-09:25

1 stop24h 25m

Sydney Kingsford Smith

Thu 11/3

15:10-18:35

1 stop38h 25m

£732

LondonSydney

LGW London Gatwick - SYD Sydney Kingsford Smith

LGWSYD

London Gatwick

Sun 8/11

10:30-13:35

1 stop40h 05m

Sydney Kingsford Smith

Sun 15/11

11:05-06:30

2 stops54h 25m

£732

LondonSydney

LGW London Gatwick - SYD Sydney Kingsford Smith

LGWSYD

London Gatwick

Wed 11/11

10:30-09:05

3 stops35h 35m

Sydney Kingsford Smith

Sun 22/11

12:00-14:00

1 stop37h 00m

£732

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sat 21/11

21:00-14:50

1 stop30h 50m

Sydney Kingsford Smith

Sat 23/1

22:30-19:20

1 stop31h 50m

£732

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Fri 26/2

13:00-19:45

1 stop43h 45m

Sydney Kingsford Smith

Sat 13/3

09:50-19:20

1 stop44h 30m

£734

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Wed 17/2

22:00-19:45

1 stop34h 45m

Sydney Kingsford Smith

Wed 17/3

22:30-20:30

1 stop33h 00m

£734

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 1/12

17:45-08:35

1 stop27h 50m

Sydney Kingsford Smith

Tue 12/1

20:40-17:50

1 stop32h 10m

£734

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 10/11

17:45-08:35

1 stop27h 50m

Sydney Kingsford Smith

Fri 4/12

10:30-15:55

1 stop40h 25m

£738

LondonSydney

LGW London Gatwick - SYD Sydney Kingsford Smith

LGWSYD

London Gatwick

Mon 7/12

11:35-08:05

1 stop33h 30m

Sydney Kingsford Smith

Sat 6/3

21:30-06:30

1 stop44h 00m

£739

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Sydney flights insights and trends

Explore insights for your Sydney flight to craft the best travel plan

What is the cheapest month to fly to Sydney?

In general, May is the cheapest month to fly from United Kingdom to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £869. If you don’t want to visit Sydney in May, then you should wait until November to fly from United Kingdom, when ticket prices are also cheap, with an average price of £914.

What is the absolute cheapest flight to Sydney?

In the past two weeks, users have booked deals to Sydney for £57/person, which is 61% cheaper than the average flight to Sydney. To find the cheapest price to Sydney from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart on your flight to Sydney is on a Monday when prices can be found for as low as £1,152. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,282.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around £1,091 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from United Kingdom for as low as £1,005 on momondo.

Cheapest flights to Sydney Kingsford Smith

Find the cheapest flights to Sydney Kingsford Smith from your nearest city or airport
Find flights from London Heathrow Airport to Sydney
CHEAPEST MONTH TO FLY TO SYDNEY FROM LONDON HEATHROW AIRPORTMay17% cheaperFlying from London Heathrow Airport to Sydney costs on average just £915 in May
MOST EXPENSIVE MONTH TO FLY TO SYDNEY FROM LONDON HEATHROW AIRPORTDecember31% more expensiveIt costs about £1,439 for flights to Sydney from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO SYDNEY FROM LONDON HEATHROW AIRPORTDecember367% more users visitedMore momondo users searched in flights to Sydney from London Heathrow Airport in December than any other month

Cheap Sydney flight deals and tips

Summary info about Sydney flight prices, duration and airlines

Best One-Way Price

£356

Best Round-Trip Price

£732

Fastest flight time

33h 40m

Popular in

December
The best one-way flight price to Sydney from United Kingdom in the last 5 days is £356 (Glasgow Intl to Sydney Kingsford Smith).
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The best return flight price to Sydney from United Kingdom in the last 5 days is £732 (London Gatwick to Sydney Kingsford Smith).
Search Deals
The fastest flight to Sydney from United Kingdom takes 33h 40m (Manchester to Sydney Kingsford Smith).
Search Deals
December has the highest demand for flights to Sydney, with a 9% price increase on average.
Search Deals

Frequently asked questions about flying to Sydney

What is there to do in Sydney when it’s raining?

Users planning a flight to Sydney during the months of March or June should anticipate rain. There are still things to do in Sydney even when it's raining, though. For those looking to get out of the rain and do a little shopping, check out Westfield Shopping Centre.

How far in advance should I book a flight to Sydney?

The ideal time to book your flight to Sydney is 46 days in advance, when prices tend to average £1,035. Keep in mind that you might also find cheap flights to Sydney outside of this time window. In fact, momondo users recently found flights from United Kingdom to Sydney for £807.

Is there an alternative airport near Sydney?

Western Sydney Intl (Nancy-Bird Walton) Airport, Newcastle Williamtown Airport or Bathurst Raglan Airport can be an alternative airport used for travel to Sydney.

Is there a cheaper alternative to flying into Sydney?

The cheapest airport near Sydney is typically Newcastle Williamtown Airport, with an average price of £104/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Sydney Kingsford Smith Airport?

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

How many operators does momondo search for flights to Sydney Kingsford Smith Airport?

There are 41 operators available for flights to Sydney Kingsford Smith Airport as of October 2026.

How old do you have to be to fly to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Randwick
Coogee
Cronulla
Katoomba
Wollongong
Penrith
Leura
Manly
Swansea

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Sydney. Millions of users trust and use momondo every year so you are in good company.

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

Flights to Sydney 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 to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Sydney.

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

Yes momondo offers price alerts on flights to Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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