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Cheap flights from London, ON to Australia from C$ 858

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SYD
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Australia

Enter your travel dates to find the best prices.

Cheapest flights from London to Australia
Explore the most affordable flight options available from London to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 April 2026.

Thu 29/105:45 a.m.
YXU
-
SYD
2 stops35h 50m
Air Canada
Mon 2/1111:20 a.m.
SYD
-
YXU
2 stops50h 26m
Air Canada
Deal found 19/4C$ 2,138
Wed 3/69:30 a.m.
YXU
-
SYD
2 stops32h 00m
Multiple Airlines
Wed 10/65:50 p.m.
SYD
-
YXU
2 stops25h 30m
Multiple Airlines
Deal found 19/4C$ 2,164
Thu 29/109:45 a.m.
YXU
-
BNE
2 stops32h 00m
Air Canada
Mon 2/1110:45 a.m.
BNE
-
YXU
2 stops37h 21m
Air Canada
Deal found 19/4C$ 2,176
Fri 5/69:30 a.m.
YXU
-
SYD
2 stops31h 50m
Air Canada
Tue 9/69:20 a.m.
SYD
-
YXU
2 stops26h 18m
Air Canada
Deal found 18/4C$ 2,420
Fri 25/123:25 p.m.
YXU
-
SYD
2 stops52h 35m
Multiple Airlines
Sun 17/110:20 p.m.
SYD
-
YXU
2 stops50h 46m
Multiple Airlines
Deal found 21/4C$ 2,601
Fri 25/123:25 p.m.
YXU
-
SYD
2 stops50h 10m
Multiple Airlines
Sat 16/18:45 a.m.
SYD
-
YXU
2 stops40h 21m
Multiple Airlines
Deal found 21/4C$ 2,636
Thu 24/123:25 p.m.
YXU
-
SYD
2 stops52h 35m
Multiple Airlines
Sat 16/18:45 a.m.
SYD
-
YXU
2 stops46h 21m
Multiple Airlines
Deal found 21/4C$ 2,773
Wed 23/123:25 p.m.
YXU
-
SYD
2 stops47h 30m
Air Canada
Sun 17/111:20 a.m.
SYD
-
YXU
2 stops37h 46m
Air Canada
Deal found 21/4C$ 2,859
Thu 24/129:45 a.m.
YXU
-
SYD
2 stops31h 50m
Air Canada
Sun 17/111:20 a.m.
SYD
-
YXU
2 stops37h 46m
Air Canada
Deal found 21/4C$ 2,866
Thu 24/129:45 a.m.
YXU
-
SYD
3 stops29h 10m
Air Canada
Sat 16/14:00 p.m.
SYD
-
YXU
2 stops33h 06m
Air Canada
Deal found 21/4C$ 3,030

Find flight deals from London to Australia

Keep the following information in mind while searching for London to Australia flight deals. Data was last updated 23 April 2026.

Round-trip from

C$ 2,164

One-way from

C$ 858
3/6-10/6
  • 3/6-10/6
  • 4 total stops
  • 57h 30m total
  • London to Australia
Search Deals
6/6
  • 6/6
  • 3 total stops
  • 38h 30m total
  • London to Australia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Australia 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 23 April 2026.
Use the filters below to find and compare flights from London to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonSydney

YXU - SYD

YXUSYD

London

Wed 3/6

12:20 p.m.-7:20 a.m.

2 stops29h 00m

Sydney Kingsford Smith

Wed 10/6

9:20 a.m.-9:38 p.m.

3 stops26h 18m

C$ 3,076

LondonSydney

YXU - SYD

YXUSYD

London

Fri 5/6

5:10 a.m.-6:55 a.m.

3 stops35h 45m

Sydney Kingsford Smith

Tue 9/6

10:20 a.m.-9:38 p.m.

2 stops25h 18m

C$ 3,256

LondonSydney

YXU - SYD

YXUSYD

London

Wed 3/6

12:20 p.m.-7:20 a.m.

1 stop29h 00m

Sydney Kingsford Smith

Wed 10/6

11:15 a.m.-9:38 p.m.

2 stops48h 23m

C$ 4,890
Cheapest one-way

LondonSydney

YXU - SYD

YXUSYD

London

Wed 3/6

5:55 p.m.-6:35 a.m.

2 stops46h 40m

C$ 1,300

LondonBrisbane

YXU - BNE

YXUBNE

London

Sat 6/6

5:55 p.m.-5:00 a.m.

2 stops45h 05m

C$ 1,307

LondonSydney

YXU - SYD

YXUSYD

London

Wed 3/6

6:10 p.m.-7:10 p.m.

3 stops35h 00m

C$ 1,885
Quickest one-way

LondonSydney

YXU - SYD

YXUSYD

London

Wed 3/6

12:20 p.m.-7:20 a.m.

1 stop29h 00m

C$ 2,438

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/4

Sorted by cheapest first

Best time to book a flight from London to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from London 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 London to Australia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 23 April 2026.
Read reviews from past customers who have flown Air Canada from London to Australia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,957 reviews
Check prices

Food

6.3

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good
Air Canada
7.1
Good
10,957 reviews
Air Canada
7.1
Good
10,957 reviews
Check prices

Food

6.3

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good

Related info for your journey

Find useful and relevant information for your journey from London to Australia. 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 from for flights from London to Australia?

    London (YXU), located 8.6 km from the city centre, is the airport you fly out of when you book flights from London to Australia.

  • How long is the flight from London, Ontario to Australia?

    Departing from London, Ontario to Australia will take you 31h 50m. The distance between London, Ontario and Australia is about 15416 km. This flight may include one or multiple stops.

  • What are the most popular routes from London, Ontario to Australia?

    While some choose either London - Brisbane or London - Townsville, London - Sydney Kingsford Smith is the most popular route from London, Ontario to Australia.

  • Can I find deals for flights from London to Australia that include hotel bookings?

    Yes. In addition to deals on London to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Australia?

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

  • Can I find deals for business class flights from London to Australia?

    Yes. Cheapflights offers flight deals from London to Australia 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

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Alternative routes for London to Australia

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Top airline flying from London to Australia

Discover the top airline that operate flights from London to Australia. 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 629,999 searches. Data last updated 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 2,088AverageC$ 3,221FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Australia?

Cheapflights makes it easy to find London to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Australia?

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Can Cheapflights find flights from London to Australia with no change fees?

Need flexible booking options for your flight to Australia from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Australia become cheaper?

Of course! You can now track prices for flights from London to Australia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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