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Cheap flights from London Heathrow Airport to Sydney, Nova Scotia from £602

LHR — YQY
15 Nov — 22 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Sydney

Fri 27/1109:00 -
2 stops19h 15m
Fri 4/1212:10 -
2 stops38h 20m
Deal found 13/10£602
Thu 26/1106:00 -
2 stops22h 15m
Sun 29/1112:10 -
2 stops28h 50m
Deal found 12/10£604
Sun 29/1113:00 -
1 stop15h 26m
Sun 6/1212:10 -
2 stops38h 20m
Deal found 15/10£632
Wed 21/1014:10 -
2 stops38h 35m
Wed 4/1105:45 -
2 stops35h 15m
Deal found 16/10£655

Find flight deals from Heathrow to Sydney

Round-trip from

£602

Popular in

August

Cheapest in

February

Average price

£707
Air Canada
  • Air Canada
  • 27/11-4/12
  • 4 total stops
  • 57h 35m total
  • London to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest return flight

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Fri 27/11

09:00-00:15

2 stops19h 15m

Sydney

Fri 4/12

12:10-06:30

2 stops38h 20m

£602

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Thu 26/11

12:05-00:15

2 stops40h 10m

Sydney

Sun 29/11

12:10-21:00

2 stops28h 50m

£604

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Sun 29/11

06:00-00:26

2 stops22h 26m

Sydney

Sun 6/12

12:10-06:30

2 stops38h 20m

£631
Fastest return journey

LondonSydney

LHR London Heathrow - YQY Sydney

LHRYQY

London Heathrow

Wed 24/3

06:00-00:26

2 stops21h 26m

Sydney

Wed 28/4

12:10-10:00

2 stops17h 50m

£654

Flights are sorted by cheapest return flights first.

Deals found on 13/10

Sorted by cheapest first

Best time to book a flight from Heathrow to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Heathrow with our price prediction graph.
Estimated return price

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with Air Canada from London Heathrow Airport to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,773 reviews
Check prices

Overall

7.1

Crew

7.8

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information
Air Canada
7.1
Good
11,773 reviews
Air Canada
7.1
Good
11,773 reviews
Check prices

Overall

7.1

Crew

7.8

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information

Related info for your journey

  • What airport do you fly into for flights to Sydney from London Heathrow?

    Most people fly into Sydney (YQY) if they book a flight to Sydney from London Heathrow. On average, Sydney has 0 inbound flights from London Heathrow per day from 1 airline. Sydney is conveniently located just 7.0 mi from Sydney’s city center.

  • How long is the flight from London Heathrow Airport to Sydney, Nova Scotia?

    Airlines like Air Canada fly from London Heathrow Airport to Sydney, Nova Scotia in about 19h 15m. The time it takes to get you to your destination can typically vary by up to . The distance between London Heathrow Airport and Sydney, Nova Scotia is about 2658 mi.

  • What is the cheapest airline to fly from London Heathrow Airport to Sydney, Nova Scotia round-trip?

    According to our current data, Air Canada (£490), offers the cheapest pricing from London Heathrow Airport to Sydney, Nova Scotia.

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

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

  • How can I find direct flights from Heathrow to Sydney?

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Heathrow to Sydney

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£490Average£693FlexibilityNo cancel feeOn-time67%
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Can Cheapflights notify me if prices for flights from Heathrow to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Heathrow today and book when prices fit your budget.

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