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Cheap flights from London, ON to Australia from C$ 811

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SYD
19 Apr — 26 Apr1
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 20 March 2026.

Sat 2/56:10 p.m.
YXU
-
BNE
2 stops46h 20m
United Airlines
Wed 6/510:30 a.m.
BNE
-
YXU
2 stops36h 23m
United Airlines
Deal found 15/3C$ 2,311
Tue 17/113:25 p.m.
YXU
-
SYD
2 stops26h 10m
Air Canada
Tue 16/211:20 a.m.
SYD
-
YXU
2 stops26h 26m
Air Canada
Deal found 15/3C$ 2,344
Mon 18/512:20 p.m.
YXU
-
SYD
2 stops28h 35m
United Airlines
Fri 22/510:20 a.m.
SYD
-
YXU
2 stops39h 23m
United Airlines
Deal found 15/3C$ 2,349
Thu 7/59:30 a.m.
YXU
-
SYD
3 stops31h 30m
United Airlines
Mon 11/59:30 a.m.
SYD
-
YXU
2 stops40h 13m
United Airlines
Deal found 19/3C$ 2,400
Fri 1/56:10 p.m.
YXU
-
SYD
2 stops46h 00m
Multiple Airlines
Fri 8/52:50 p.m.
SYD
-
YXU
2 stops40h 43m
Multiple Airlines
Deal found 17/3C$ 2,412
Fri 1/512:20 p.m.
YXU
-
SYD
3 stops29h 00m
Air Canada
Fri 8/59:20 a.m.
SYD
-
YXU
2 stops26h 18m
Air Canada
Deal found 17/3C$ 2,581
Sat 23/55:40 a.m.
YXU
-
SYD
2 stops45h 30m
Multiple Airlines
Sun 14/68:45 p.m.
SYD
-
YXU
2 stops34h 48m
Multiple Airlines
Deal found 16/3C$ 2,629
Sat 2/512:20 p.m.
YXU
-
BNE
3 stops33h 10m
Air Canada
Wed 6/510:00 a.m.
BNE
-
YXU
2 stops36h 53m
Air Canada
Deal found 15/3C$ 2,652
Sat 23/512:20 p.m.
YXU
-
SYD
3 stops29h 00m
Air Canada
Sun 14/69:20 a.m.
SYD
-
YXU
3 stops26h 18m
Air Canada
Deal found 16/3C$ 2,805
Mon 14/123:25 p.m.
YXU
-
SYD
2 stops49h 40m
United Airlines
Wed 6/12:00 p.m.
SYD
-
YXU
2 stops47h 46m
United Airlines
Deal found 20/3C$ 3,140
Mon 14/123:25 p.m.
YXU
-
SYD
2 stops25h 50m
United Airlines
Thu 7/12:00 p.m.
SYD
-
YXU
2 stops59h 06m
United Airlines
Deal found 20/3C$ 3,177
Tue 17/119:45 a.m.
YXU
-
SYD
3 stops42h 05m
Multiple Airlines
Tue 16/29:45 p.m.
SYD
-
YXU
3 stops40h 01m
Multiple Airlines
Deal found 15/3C$ 3,184

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 20 March 2026.

Round-trip from

C$ 2,311

One-way from

C$ 811
United Airlines
  • United Airlines
  • 2/5-6/5
  • 4 total stops
  • 82h 43m total
  • London to Australia
Search Deals
30/4
  • 30/4
  • 3 total stops
  • 51h 55m 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 20 March 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

LondonBrisbane

YXU - BNE

YXUBNE

London

Sat 2/5

6:10 p.m.-6:30 a.m.

2 stops46h 20m

Brisbane

Wed 6/5

10:30 a.m.-8:53 a.m.

2 stops36h 23m

C$ 2,311

LondonSydney

YXU - SYD

YXUSYD

London

Mon 18/5

12:20 p.m.-6:55 a.m.

2 stops28h 35m

Sydney Kingsford Smith

Fri 22/5

10:20 a.m.-11:43 a.m.

2 stops39h 23m

C$ 2,349

LondonSydney

YXU - SYD

YXUSYD

London

Thu 7/5

9:30 a.m.-6:55 a.m.

2 stops31h 25m

Sydney Kingsford Smith

Mon 11/5

9:30 a.m.-9:38 p.m.

2 stops26h 08m

C$ 2,400

LondonSydney

YXU - SYD

YXUSYD

London

Fri 1/5

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

2 stops46h 00m

Sydney Kingsford Smith

Fri 8/5

2:50 p.m.-5:33 p.m.

2 stops40h 43m

C$ 2,412

LondonBrisbane

YXU - BNE

YXUBNE

London

Sat 2/5

12:20 p.m.-11:30 a.m.

3 stops33h 10m

Brisbane

Wed 6/5

10:00 a.m.-8:53 a.m.

2 stops36h 53m

C$ 2,530
Quickest round-trip

LondonSydney

YXU - SYD

YXUSYD

London

Fri 1/5

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

3 stops29h 00m

Sydney Kingsford Smith

Fri 8/5

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

2 stops26h 18m

C$ 2,581

LondonSydney

YXU - SYD

YXUSYD

London

Sat 23/5

5:40 a.m.-5:10 p.m.

2 stops45h 30m

Sydney Kingsford Smith

Sun 14/6

8:45 p.m.-5:33 p.m.

2 stops34h 48m

C$ 2,629

LondonBrisbane

YXU - BNE

YXUBNE

London

Thu 30/4

6:10 a.m.-5:00 a.m.

2 stops32h 50m

Brisbane

Thu 7/5

8:35 p.m.-5:20 a.m.

2 stops46h 45m

C$ 5,765
Cheapest one-way

LondonSydney

YXU - SYD

YXUSYD

London

Thu 30/4

5:55 p.m.-11:50 a.m.

3 stops51h 55m

C$ 811

LondonSydney

YXU - SYD

YXUSYD

London

Sat 23/5

5:55 p.m.-11:50 a.m.

3 stops51h 55m

C$ 951

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/3

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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

What is the cheapest month to book a flight from London, Ontario to Australia?

Currently, May is the cheapest month in which you can book a flight from London, Ontario to Australia (average of C$ 269). Flying from London, Ontario to Australia in November is currently the most expensive (average of C$ 761). 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.

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 20 March 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
10,818 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Overall

7.1

Crew

7.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,818 reviews
Air Canada
7.1
Good
10,818 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Overall

7.1

Crew

7.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

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 33h 10m. The distance between London, Ontario and Australia is about 14875 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 - Sydney Kingsford Smith or London - Townsville, London - Brisbane 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.

  • What is the cheapest month to book a flight from London, Ontario to Australia?

    Currently, May is the cheapest month in which you can book a flight from London, Ontario to Australia (average of C$ 269). Flying from London, Ontario to Australia in November is currently the most expensive (average of C$ 761). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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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 20 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,993AverageC$ 3,237FlexibilityNo 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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Australia for you. Better yet — we are completely free to use.

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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