CA $609 Cheap Flights from Sydney (SYD) to London (LHR)

Popular airlines from Sydney Airport (SYD) to Heathrow Airport (LHR)

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Cheap flights from Sydney (SYD) to London (LHR)

Prices were available within the past 7 days and start at CA $609 for one-way flights and CA $1,316 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Air China
Etihad Airways
Turkish Airlines
Vietnam Airlines
Qatar Airways
SriLankan Airlines
Cathay Pacific
Air India
China Airlines

Find the cheapest month to fly from Sydney (SYD) to London (LHR)

November is typically the cheapest month to fly

From CA $1,159 - CA $1,598 per traveller.

Graph displaying average flight prices per month

Flight from Sydney to London (SYD - LHR) route information
Origin airport
Kingsford Smith Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air China, Air France, Air India, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, China Southern Airlines, Emirates, Etihad Airways, KLM, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Roundtrip price
CA $1,316
Distance
16918 km
Average flight time
15 hours 15 mins

Sydney to London Flights

The easy way to book your flights from Sydney to London 

With Expedia, it’s simple to find and book flights to London from Sydney whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Qantas, Iberia, British Airways nonstop flights to Heathrow, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Sydney to London today, tomorrow, or this week.  

 

Save dollars with cheap flights from Kingsford Smith Intl., SYD to Heathrow, LHR 

Sort your search results by price to find great deals on your flight from Sydney to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Sydney currently is just CA $1,316 rising to CA $1,634.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to London  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to London from Sydney 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to London with Expedia today.

Frequently asked questions

How much is a flight from Kingsford Smith Intl. Airport (SYD) to London Heathrow?
If you're travelling from Sydney Airport to Heathrow Airport (LHR), round-trip journeys start from CA $1,316. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Kingsford Smith Intl. Airport (SYD) to Heathrow Airport (LHR)?
Most flights can be cancelled online, but every airline has a different set of terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Sydney Airport to London Heathrow that have flexible change policies?
Flights from SYD to Heathrow Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between flights, without any extra fees to worry about.
How many hours is the flight from Sydney Airport to LHR?
From Mascot Airport to LHR, you'll be strapped in your seat for an average of 23 hours and 26 minutes. If you've been looking forward to finishing that novel, now's a terrific time to do it.
How far is the flight from Sydney Airport to LHR?
With around 17,000 kilometres separating Sydney and Hounslow, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Little things like warm clothing and some noise-cancelling headphones should be in your carry-on bag.
Which airlines fly direct from SYD to Heathrow Airport?
Unfortunately, there aren't any airlines that fly directly between Sydney Airport and London Heathrow. You'll need to book a flight with one or more stops.
Are SYD to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Mascot Airport to Heathrow Airport (LHR) last minute could be your ticket to a great deal. However, it could end up costing a good deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

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