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Cheap flights from the United Kingdom to Sydney, NS from C$ 849

LHR — YQY
2 Oct — 9 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Sydney

Fri 16/108:40 a.m. -
2 stops20h 05m
Fri 23/105:20 p.m. -
2 stops23h 40m
Deal found 1/9C$ 849
Sat 17/108:30 a.m. -
1 stop20h 35m
Sat 24/105:20 p.m. -
1 stop10h 50m
Deal found 2/9C$ 922
Thu 17/96:50 a.m. -
2 stops21h 55m
Mon 21/95:10 p.m. -
1 stop12h 50m
Deal found 1/9C$ 924
Sat 17/104:00 p.m. -
2 stops28h 38m
Sat 24/105:20 p.m. -
1 stop10h 50m
Deal found 2/9C$ 931
Fri 18/92:05 p.m. -
1 stop30h 02m
Sat 3/105:20 p.m. -
1 stop12h 40m
Deal found 29/8C$ 963
Sat 17/109:40 a.m. -
1 stop19h 25m
Sat 24/105:05 a.m. -
2 stops25h 45m
Deal found 2/9C$ 1,823
Thu 12/116:30 a.m. -
2 stops21h 56m
Thu 19/115:45 a.m. -
2 stops47h 25m
Deal found 31/8C$ 1,850
Sun 27/97:00 a.m. -
2 stops21h 45m
Sun 4/105:20 p.m. -
3 stops22h 40m
Deal found 30/8C$ 1,853
Wed 21/107:25 a.m. -
2 stops37h 13m
Wed 4/1112:10 p.m. -
2 stops41h 00m
Deal found 2/9C$ 2,115

Find flight deals from United Kingdom to Sydney

Round-trip from

C$ 849

Popular in

January

Cheapest in

February

Average price

C$ 1,091
Air Canada
  • Air Canada
  • 16/10-23/10
  • 4 total stops
  • 43h 45m total
  • United Kingdom to Sydney
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Highest demand for flights based on searches. 9% potential increase in price (C$ 178 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 61 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Fri 16/10

8:40 a.m.-12:45 a.m.

2 stops20h 05m

Sydney

Fri 23/10

5:20 p.m.-9:00 p.m.

2 stops23h 40m

C$ 849
Quickest round-trip

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Sat 17/10

8:30 a.m.-1:05 a.m.

1 stop20h 35m

Sydney

Sat 24/10

5:20 p.m.-8:10 a.m.

1 stop10h 50m

C$ 922

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Thu 17/9

6:50 a.m.-12:45 a.m.

2 stops21h 55m

Sydney

Mon 21/9

5:10 p.m.-10:00 a.m.

1 stop12h 50m

C$ 924

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Sat 17/10

4:00 p.m.-4:38 p.m.

2 stops28h 38m

Sydney

Sat 24/10

5:20 p.m.-10:00 p.m.

2 stops24h 40m

C$ 931

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Fri 18/9

2:05 p.m.-4:07 p.m.

1 stop30h 02m

Sydney

Sat 3/10

5:05 a.m.-8:35 a.m.

2 stops23h 30m

C$ 970

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Thu 10/12

6:00 a.m.-12:26 a.m.

2 stops22h 26m

Sydney

Tue 12/1

5:45 a.m.-7:10 a.m.

1 stop21h 25m

C$ 1,002

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Wed 21/10

6:00 a.m.-4:38 p.m.

2 stops38h 38m

Sydney

Wed 4/11

5:45 a.m.-7:10 a.m.

1 stop21h 25m

C$ 1,005

LondonSydney

LGW London Gatwick - YQY Sydney

LGWYQY

London Gatwick

Sun 27/9

7:00 a.m.-12:45 a.m.

2 stops21h 45m

Sydney

Sun 4/10

5:20 p.m.-8:00 p.m.

3 stops22h 40m

C$ 1,853

LondonSydney

LGW London Gatwick - YQY Sydney

LGWYQY

London Gatwick

Sat 17/10

9:40 a.m.-4:38 p.m.

2 stops34h 58m

Sydney

Sat 24/10

5:05 a.m.-10:50 a.m.

2 stops25h 45m

C$ 1,859

LondonSydney

LGW London Gatwick - YQY Sydney

LGWYQY

London Gatwick

Wed 21/10

7:25 a.m.-4:38 p.m.

2 stops37h 13m

Sydney

Wed 4/11

12:10 p.m.-9:10 a.m.

2 stops41h 00m

C$ 2,115

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Showing 1-10 of 21 resultsSorted by cheapest first
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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

Cheapflights Insights

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

No data available for this route at this time. Please check back soon.

Related info for your journey

  • 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 20h 05m. 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.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Inverness

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