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Cheap flights from the United Kingdom to Sydney from $867

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
9 Jul — 16 Jul1
1 adult

Cheap flight deals from United Kingdom to Sydney

Keep the following information in mind while searching for United Kingdom to Sydney flight deals. Data was last updated 4 July 2025.

Round-trip from

$1,462

One-way from

$867

Popular in

December

Cheapest in

May

Average price

$2,492

Good round-trip deal

$2,535 or less

Good one-way deal

$1,786 or less
China Eastern
  • China Eastern
  • 2/9-10/9
  • 3 total stops
  • 56h 10m total
  • United Kingdom to Sydney
Search Deals
2/11
  • 2/11
  • 2 total stops
  • 36h 15m total
  • United Kingdom to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($328 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($96 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from United Kingdom to Sydney Kingsford Smith.
Search Deals

Find flight deals from United Kingdom to Sydney

Cheapest flights from United Kingdom to Sydney
Explore the most affordable flight options available from United Kingdom to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Thu 7/809:45LHR - SYD
1 stop23h 55mAir India
Sun 17/820:10SYD - LHR
1 stop24h 20mAir India
Deal found 1/7$1,452
Mon 3/1121:00LHR - SYD
1 stop26h 00mChina Eastern
Tue 18/1121:30SYD - LHR
1 stop31h 00mChina Eastern
Deal found 1/7$1,461
Tue 2/918:00LGW - SYD
2 stops28h 40mChina Eastern
Wed 10/920:30SYD - LGW
1 stop27h 30mChina Eastern
Deal found 2/7$1,462
Sun 2/1122:00LHR - SYD
1 stop35h 20mChina Southern
Mon 17/1109:20SYD - LHR
2 stops63h 40mChina Southern
Deal found 1/7$1,464
Mon 10/1110:30LGW - SYD
1 stop36h 30mMultiple Airlines
Mon 17/1106:00SYD - LGW
2 stops35h 30mMultiple Airlines
Deal found 3/7$1,473
Sat 30/822:05LHR - SYD
2 stops36h 25mMultiple Airlines
Tue 9/912:50SYD - LHR
2 stops40h 10mMultiple Airlines
Deal found 1/7$1,488
Sat 13/921:30LGW - SYD
2 stops36h 55mChina Southern
Sun 2/1122:00SYD - LGW
2 stops54h 20mChina Southern
Deal found 3/7$1,523
Tue 28/1017:40LHR - SYD
1 stop34h 50mAir China
Tue 25/1120:40SYD - LHR
1 stop32h 10mAir China
Deal found 2/7$1,541
Sun 26/1011:40LGW - SYD
2 stops40h 50mAir China
Thu 27/1120:40SYD - LGW
2 stops45h 15mAir China
Deal found 3/7$1,628
Fri 21/1107:30STN - SYD
3 stops38h 45mMultiple Airlines
Fri 28/1120:20SYD - STN
2 stops27h 50mMultiple Airlines
Deal found 3/7$1,637
Sat 4/1006:05LTN - SYD
2 stops26h 55mMultiple Airlines
Sun 19/1013:50SYD - LTN
2 stops34h 50mMultiple Airlines
Deal found 3/7$1,660
Tue 11/1119:10LCY - SYD
2 stops29h 40mSWISS
Sun 18/116:10SYD - LCY
2 stops31h 40mSWISS
Deal found 3/7$1,684

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom to Sydney 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, Cheapflights users made 647,157 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from the United Kingdom to Sydney that are best for you.

Fly from

United Kingdom

Fly to

Sydney

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 7/8

09:45-18:40

1 stop23h 55m

Sydney Kingsford Smith

Sun 17/8

20:10-11:30

1 stop24h 20m

$1,452

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 3/11

21:00-10:00

1 stop26h 00m

Sydney Kingsford Smith

Tue 18/11

21:30-17:30

1 stop31h 00m

$1,461

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Tue 2/9

18:00-07:40

2 stops28h 40m

Sydney Kingsford Smith

Wed 10/9

20:30-15:00

1 stop27h 30m

$1,462

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 2/11

22:00-20:20

1 stop35h 20m

Sydney Kingsford Smith

Mon 17/11

09:20-14:00

2 stops63h 40m

$1,464

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 30/8

22:05-19:30

2 stops36h 25m

Sydney Kingsford Smith

Tue 9/9

12:50-20:00

2 stops40h 10m

$1,488

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Tue 9/9

18:00-19:30

2 stops40h 30m

Sydney Kingsford Smith

Tue 21/10

21:45-15:00

2 stops51h 15m

$1,515

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Sat 13/9

21:30-19:25

2 stops36h 55m

Sydney Kingsford Smith

Sun 2/11

22:00-17:20

2 stops54h 20m

$1,523

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 28/10

17:40-15:30

1 stop34h 50m

Sydney Kingsford Smith

Tue 25/11

20:40-17:50

1 stop32h 10m

$1,541

LondonSydney

STN - SYD

STNSYD

London Stansted

Fri 21/11

07:30-09:15

3 stops38h 45m

Sydney Kingsford Smith

Fri 28/11

20:20-13:10

2 stops27h 50m

$1,637

LondonSydney

LTN - SYD

LTNSYD

London Luton

Sat 4/10

06:05-18:00

2 stops26h 55m

Sydney Kingsford Smith

Sun 19/10

13:50-14:40

2 stops34h 50m

$1,660

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 60 results
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6

Best time to book a flight from United Kingdom to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Sydney

What is the cheapest month to book a flight from United Kingdom to Sydney?

Currently, May is the cheapest month in which you can book a flight from United Kingdom to Sydney (average of $129). Flying from United Kingdom to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to SYD?

Find hourly flight availability from United Kingdom to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Sydney as you normally would.

Weekly flight availability from United Kingdom to Sydney

Explore weekly flight availability from United Kingdom to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 July 2025.

The most flights from GB0 to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 4 July 2025.
See what other customers who have flown with Emirates, KLM, andCathay Pacific from the United Kingdom to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Emirates
8.1
Very Good
3,287 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
KLM
7.8
Good
1,367 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Cathay Pacific
7.6
Good
921 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
China Southern
7.6
Good
100 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
SWISS
7.5
Good
1,654 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from United Kingdom?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from United Kingdom. Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • What are the cheapest airlines to fly from United Kingdom to Sydney one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $924. Beijing Capital Airlines flights start at $927 while deals on Tianjin Airlines start at $933 one-way.

  • What are the most popular routes from United Kingdom to Sydney?

    The most popular flight routes from United Kingdom to Sydney are London Heathrow - Sydney Kingsford Smith, London Gatwick - Sydney Kingsford Smith and London Stansted - Sydney Kingsford Smith.

  • What are the cheapest flights from United Kingdom to Sydney?

    Looking at all options, your cheapest flight can be booked for $1,620. While the most popular route (London Heathrow - Sydney Kingsford Smith) can be booked for $1,257 on average our data indicates $2,583 when flying from United Kingdom to Sydney.

  • Can I find deals for flights from United Kingdom to Sydney that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Sydney.

  • Can I find deals for business class flights from United Kingdom to Sydney?

    Yes. Cheapflights offers flight deals from United Kingdom to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to Sydney?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to Sydney (average of $129). Flying from United Kingdom to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near the United Kingdom?

Book flights to the United Kingdom if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Randwick
Cronulla
Terrigal
Lithgow
Bondi Beach
Leura

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from United Kingdom to Sydney

Discover the top 10 airlines that operate flights from United Kingdom to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$618Average$1,477FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest$1,086Average$1,862FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest$1,116Average$1,626FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest$1,497Average$2,305FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air IndiaCheapest$1,522Average$2,172FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest$1,531Average$2,113FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$1,560Average$1,768FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Qantas AirwaysCheapest$1,571Average$2,756FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
SWISSCheapest$1,587Average$2,376FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest$1,631Average$1,929FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Sydney?

Deals for United Kingdom to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from United Kingdom to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from United Kingdom to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Sydney become cheaper?

Yes! Start tracking prices for United Kingdom to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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