Cheap flights from the United Kingdom to Sydney, NS from C$ 837

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YQY
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Round-trip from

C$ 953

One-way from

C$ 837

Popular in

December

Cheapest in

March

Average price

C$ 1,083
Air Canada
  • Air Canada
  • 23/2-8/3
  • 4 total stops
  • 66h 28m total
  • United Kingdom to Sydney
5/10
  • 5/10
  • 3 total stops
  • 51h 11m total
  • United Kingdom to Sydney
Highest demand for flights based on searches. 6% potential increase in price (C$ 101 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease (C$ 25 potential savings vs. average RT price).
Average for round-trip flights in September 2025

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 16 September 2025.

Fri 28/119:00 a.m.LHR - YQY
2 stops17h 29mAir Canada
Fri 5/1212:15 p.m.YQY - LHR
2 stops28h 20mAir Canada
Deal found 14/9C$ 970
Mon 15/912:40 p.m.LHR - YQY
2 stops31h 08mAir Canada
Mon 29/95:15 a.m.YQY - LHR
2 stops21h 15mAir Canada
Deal found 14/9C$ 988
Wed 15/109:30 a.m.LHR - YQY
2 stops19h 05mAir Canada
Wed 22/104:35 p.m.YQY - LHR
1 stop9h 55mAir Canada
Deal found 15/9C$ 990
Fri 14/111:25 p.m.LHR - YQY
2 stops26h 07mAir Canada
Wed 19/115:30 a.m.YQY - LHR
1 stop21h 40mAir Canada
Deal found 14/9C$ 1,002
Fri 10/104:00 p.m.LHR - YQY
2 stops27h 48mAir Canada
Sat 18/105:15 a.m.YQY - LHR
2 stops23h 20mAir Canada
Deal found 14/9C$ 1,028
Sat 15/116:50 a.m.LHR - YQY
2 stops19h 39mAir Canada
Thu 20/115:30 a.m.YQY - LHR
1 stop21h 40mAir Canada
Deal found 15/9C$ 1,047
Fri 28/116:40 p.m.LGW - YQY
2 stops31h 49mMultiple Airlines
Fri 5/125:30 a.m.YQY - LGW
2 stops32h 20mMultiple Airlines
Deal found 14/9C$ 1,259
Fri 10/1012:40 p.m.LGW - YQY
3 stops31h 08mMultiple Airlines
Sat 18/107:40 p.m.YQY - LGW
3 stops35h 05mMultiple Airlines
Deal found 14/9C$ 1,601
Sun 12/107:00 p.m.LGW - YQY
3 stops28h 30mMultiple Airlines
Sun 19/104:35 p.m.YQY - LGW
3 stops24h 20mMultiple Airlines
Deal found 14/9C$ 1,626
Sat 18/1012:40 p.m.LGW - YQY
1 stop15h 55mMultiple Airlines
Thu 30/105:30 a.m.YQY - LGW
2 stops25h 15mMultiple Airlines
Deal found 14/9C$ 2,326

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 16 September 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 - YQY

LHRYQY

London Heathrow

Fri 27/2

1:45 p.m.-10:53 p.m.

2 stops37h 08m

Sydney

Mon 2/3

12:15 p.m.-8:35 p.m.

2 stops52h 20m

C$ 953

LondonSydney

LHR - YQY

LHRYQY

London Heathrow

Mon 23/2

1:45 p.m.-10:53 p.m.

2 stops37h 08m

Sydney

Sun 8/3

12:15 p.m.-8:35 p.m.

2 stops29h 20m

C$ 953

LondonSydney

LHR - YQY

LHRYQY

London Heathrow

Fri 28/11

1:45 p.m.-10:29 p.m.

2 stops36h 44m

Sydney

Fri 5/12

12:15 p.m.-7:10 a.m.

2 stops38h 55m

C$ 970

LondonSydney

LHR - YQY

LHRYQY

London Heathrow

Wed 15/10

9:30 a.m.-12:35 a.m.

2 stops19h 05m

Sydney

Wed 22/10

4:35 p.m.-6:30 a.m.

1 stop9h 55m

C$ 990

LondonSydney

LHR - YQY

LHRYQY

London Heathrow

Fri 10/10

4:00 p.m.-3:48 p.m.

2 stops27h 48m

Sydney

Sat 18/10

5:15 a.m.-8:35 a.m.

2 stops23h 20m

C$ 1,028

LondonSydney

LHR - YQY

LHRYQY

London Heathrow

Sat 15/11

6:50 a.m.-10:29 p.m.

2 stops19h 39m

Sydney

Thu 20/11

5:30 a.m.-7:10 a.m.

1 stop21h 40m

C$ 1,047

LondonSydney

LGW - YQY

LGWYQY

London Gatwick

Fri 28/11

6:40 p.m.-10:29 p.m.

2 stops31h 49m

Sydney

Fri 5/12

5:30 a.m.-5:50 p.m.

2 stops32h 20m

C$ 1,259

LondonSydney

LGW - YQY

LGWYQY

London Gatwick

Fri 10/10

12:40 p.m.-3:48 p.m.

3 stops31h 08m

Sydney

Sat 18/10

7:40 p.m.-10:45 a.m.

3 stops35h 05m

C$ 1,601

LondonSydney

LGW - YQY

LGWYQY

London Gatwick

Sun 12/10

7:00 p.m.-7:30 p.m.

3 stops28h 30m

Sydney

Sun 19/10

4:35 p.m.-8:55 p.m.

3 stops24h 20m

C$ 1,626

LondonSydney

LGW - YQY

LGWYQY

London Gatwick

Sun 5/10

7:40 p.m.-6:51 p.m.

3 stops51h 11m

C$ 837

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 13 results
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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 round-trip 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, Nova Scotia?

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Sydney, Nova Scotia (average of C$ 375). Flying from United Kingdom to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). 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.

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?

    Sydney (YQY) is the airport you will fly into if you book a flight from United Kingdom to Sydney. It is only a 11.2 km journey from Sydney (YQY) to Sydney’s city centre.

  • How long is the flight from United Kingdom to Sydney, Nova Scotia?

    Airlines like Air Canada fly from United Kingdom to Sydney, Nova Scotia in about 37h 08m. The time it takes to get you to your destination can typically vary by up to . The distance from United Kingdom to Sydney, Nova Scotia is about 4278 km.

  • 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 vacation 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, Nova Scotia?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to Sydney, Nova Scotia (average of C$ 375). Flying from United Kingdom to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). 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.

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