When did momondo last update prices for flights from London Airport to Australia?

Prices for flights from London Airport to Australia were last updated today.

How many operators does momondo search for flights from London Airport to Australia?

There is 1 operator available for flights from London Airport to Australia as of April 2026.

How old do you have to be to fly from London Airport to Australia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Airport to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 868 Cheap Flights from London to Australia in 2026

1 adult

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Find the cheapest flights from London, Ontario to Australia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 p.m. - 7:20 a.m.

YXU

SYD

47h 10m

2 stops

9:20 a.m. - 11:43 a.m.

SYD

YXU

40h 23m

2 stops

C$ 2,412Air Canada

Wed, 13 May - Sun, 17 May

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

YXU

SYD

35h 45m

2 stops

9:30 a.m. - 8:53 a.m.

SYD

YXU

37h 23m

2 stops

C$ 2,484United Airlines

Wed, 13 May - Sun, 17 May

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

YXU

SYD

31h 25m

2 stops

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

SYD

YXU

39h 23m

2 stops

C$ 2,488United Airlines

Wed, 13 May - Sun, 17 May

12:20 p.m. - 7:00 a.m.

YXU

SYD

28h 40m

2 stops

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

SYD

YXU

25h 18m

2 stops

C$ 2,491United Airlines

Wed, 13 May - Sun, 17 May

United Airlines flights from London, Ontario to Australia

Our best United Airlines deals on London, Ontario to Australia flight tickets

United Airlines

13 May

YXU5:10 a.m.London

35h 45m

2 stops

SYD6:55 a.m.Sydney Kingsford Smith

17 May

SYD9:30 a.m.Sydney Kingsford Smith

37h 23m

2 stops

YXU8:53 a.m.London

C$ 2,484

United Airlines

13 May

YXU9:30 a.m.London

31h 25m

2 stops

SYD6:55 a.m.Sydney Kingsford Smith

17 May

SYD10:20 a.m.Sydney Kingsford Smith

39h 23m

2 stops

YXU11:43 a.m.London

C$ 2,488

United Airlines

13 May

YXU12:20 p.m.London

28h 40m

2 stops

SYD7:00 a.m.Sydney Kingsford Smith

17 May

SYD10:20 a.m.Sydney Kingsford Smith

25h 18m

2 stops

YXU9:38 p.m.London

C$ 2,491

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSydney

YXU - SYD

YXUSYD

London

Wed 13/5

6:10 p.m.-7:20 a.m.

2 stops47h 10m

Sydney Kingsford Smith

Sun 17/5

9:20 a.m.-11:43 a.m.

2 stops40h 23m

C$ 2,412

LondonSydney

YXU - SYD

YXUSYD

London

Wed 13/5

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

2 stops35h 45m

Sydney Kingsford Smith

Sun 17/5

9:30 a.m.-8:53 a.m.

2 stops37h 23m

C$ 2,484

LondonSydney

YXU - SYD

YXUSYD

London

Wed 13/5

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

2 stops31h 25m

Sydney Kingsford Smith

Sun 17/5

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

2 stops39h 23m

C$ 2,488

Quickest round-trip

LondonSydney

YXU - SYD

YXUSYD

London

Wed 13/5

12:20 p.m.-7:00 a.m.

2 stops28h 40m

Sydney Kingsford Smith

Sun 17/5

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

2 stops25h 18m

C$ 2,491

Cheapest one-way

LondonSydney

YXU - SYD

YXUSYD

London

Sun 24/5

6:10 a.m.-11:50 a.m.

3 stops39h 40m

C$ 868

LondonSydney

YXU - SYD

YXUSYD

London

Fri 22/5

6:10 a.m.-11:50 a.m.

3 stops39h 40m

C$ 895

LondonSydney

YXU - SYD

YXUSYD

London

Wed 20/5

6:10 a.m.-11:50 a.m.

3 stops39h 40m

C$ 953

Quickest one-way

LondonSydney

YXU - SYD

YXUSYD

London

Sun 24/5

6:10 a.m.-7:30 a.m.

2 stops35h 20m

C$ 1,159

LondonSydney

YXU - SYD

YXUSYD

London

Sat 23/5

5:55 p.m.-7:05 a.m.

2 stops47h 10m

C$ 1,191

LondonSydney

YXU - SYD

YXUSYD

London

Wed 20/5

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

2 stops46h 40m

C$ 1,223

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from London, Ontario to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London to Australia?

WestJet is the most popular carrier operating from London to Australia

Which airlines fly to Australia?

Air Canada, United Airlines and Qantas Airways are the top three most popular airlines that fly to Australia from London, Ontario according to our data. Air Canada is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 14 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Cheap London, Ontario to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Australia

Fastest flight time	28h 55m
Direct flights	None

The fastest flight from London, Ontario to Australia takes 28h 55m

There are no direct flights from London, Ontario to Australia. There are no popular flight routes from London, Ontario to Australia.

Search flight deals

Frequently asked questions about flying from London, Ontario to Australia

When did momondo last update prices for flights from London Airport to Australia?
Prices for flights from London Airport to Australia were last updated today.
How many operators does momondo search for flights from London Airport to Australia?
There is 1 operator available for flights from London Airport to Australia as of April 2026.
How old do you have to be to fly from London Airport to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Airport to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London, Ontario to Australia

Compare and see reviews for airlines that fly from London, Ontario to Australia with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 2,117	Free Cancellation	Rating 7.1 10,907 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Australia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Australia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Australia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from London.

I’m not ready to book a flight from London to Australia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from London and alert you when they change.