How long is the flight from London, Ontario to Sydney?

There are many flights that can get you from London, Ontario to Sydney in 31h 20m. Fly via Air Canada to get the fastest option. The distance from London, Ontario to Sydney is about 15416 km.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from YXU to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Sydney as you normally would.

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

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

How can I find direct flights from London to Sydney?

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

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

Yes. Cheapflights offers flight deals from London 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.

$1,703+ Cheap Flights from London, Ontario to Sydney

Cheap flight deals from London to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

One-way

Cheapest flights from London to Sydney
Explore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Tue 1/1215:20 -

2 stops26h 15m

Tue 8/1211:20 -

2 stops37h 17m

Deal found 17/10$1,708

Fri 16/1018:20 -

2 stops46h 40m

Tue 20/1010:30 -

2 stops43h 20m

Deal found 15/10$3,046

Fri 16/1006:10 -

2 stops34h 20m

Tue 20/1011:15 -

3 stops33h 05m

Deal found 15/10$3,513

Thu 3/1206:40 -

2 stops55h 55m

Thu 10/1220:30 -

2 stops49h 05m

Deal found 19/10$3,939

Find flight deals from London to Sydney

Round-trip from	$1,703

Air Canada
22/3-6/4
4 total stops
69h 29m total
London to Sydney

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Mon 22/3

09:15-08:35

2 stops32h 20m

Sydney Kingsford Smith

Tue 6/4

09:20-08:29

2 stops37h 09m

$1,703

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Mon 1/2

15:20-14:40

3 stops31h 20m

Sydney Kingsford Smith

Mon 1/3

11:20-21:49

2 stops26h 29m

$1,705

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Tue 1/12

15:20-09:35

2 stops26h 15m

Sydney Kingsford Smith

Tue 8/12

11:20-08:37

2 stops37h 17m

$1,708

Fastest return journey

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Sun 29/11

21:05-09:35

2 stops44h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,741

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Tue 16/3

15:20-18:20

2 stops36h 00m

Sydney Kingsford Smith

Wed 31/3

21:55-14:39

2 stops55h 44m

$2,273

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Sat 20/2

09:15-18:20

2 stops41h 05m

Sydney Kingsford Smith

Sat 20/3

22:10-08:37

2 stops49h 27m

$2,495

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Thu 4/2

09:15-09:35

3 stops32h 20m

Sydney Kingsford Smith

Thu 4/3

11:20-21:49

2 stops26h 29m

$2,651

LondonSydney

YXU London - SYD Sydney Kingsford Smith

YXUSYD

London

Tue 16/3

15:20-08:35

1 stop26h 15m

Sydney Kingsford Smith

Wed 31/3

10:20-08:29

2 stops37h 09m

$2,772

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Sorted by cheapest first

Best time to book a flight from London to Sydney

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

YXU-SYD

Estimated return 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.

Related info for your journey

How long is the flight from London, Ontario to Sydney?
There are many flights that can get you from London, Ontario to Sydney in 31h 20m. Fly via Air Canada to get the fastest option. The distance from London, Ontario to Sydney is about 15416 km.
Can I find deals for flights from London to Sydney that include hotel bookings?
Yes. In addition to deals on London to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Sydney.
Can I find deals for business class flights from London to Sydney?
Yes. Cheapflights offers flight deals from London 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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Sydney, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London, Ontario to Sydney from $1,703

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Sydney

Cheapest flights from London to SydneyExplore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Explore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from London to SydneyDiscover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Discover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

One-way flights from London to SydneySearch for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Search for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

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

Best time to book a flight from London to Sydney

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

Related info for your journey

How long is the flight from London, Ontario to Sydney?

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

How can I find direct flights from London to Sydney?

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

Travelling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from London to Sydney by cabin class

Find flights from London to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Sydney flights

Browse other London and Sydney flight options. Last updated on 19 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 October 2026.

Fly with Cheapflights

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

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

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

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

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Book with flexibility

Travel Smart

Cheapest flights from London to Sydney
Explore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from London to Sydney
Discover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

One-way flights from London to Sydney
Search for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.