Find cheap flights from Sydney to London Heathrow Airport

Top tips for finding a cheap flight

• Looking for a cheap flight? 25% of our users found flights on this route for $1,556 or less.
• The cheapest flight from Sydney to London Heathrow Airport was found, on average, 86 days before departure.
• Book at least 2 weeks before departure in order to get a below-average price.
• Morning departure is around 7% cheaper than an evening flight, on average*.
  *Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days
• For travellers journeying from Sydney Kingsford Smith Airport (SYD) to London Heathrow Airport (LHR), we recommend having a look at flying with British Airways. With Heathrow being a hub for British Airways, there are a variety of flight times available to fit your schedule.
• If you are looking for a direct flight from Sydney to London, there are a few airlines providing direct flights on certain days of the week. Look at British Airways’ flights throughout the week to see when their direct flights are.
• For those arriving in London and needing to connect to the internet when they land, London Heathrow Airport (LHR) has free Wi-Fi available for anyone. Simply click the _Heathrow Wi-Fi option on your device and a series of on-screen instructions will guide you through the process.
• Similarly, passengers travelling on business are recommended to look at airlines such as Emirates Airlines and Virgin Atlantic for their amenities, which include a selection of Wi-Fi options. For business travellers flying from Sydney, Emirates also has a Lounge in Sydney Airport where passengers can relax and unwind or work in peace.
• After arriving in London, there are several ways to make the journey to your hotel. While taxi services are available, a quicker option is the Heathrow Express, which runs from each terminal to London Paddington every 15min and takes approximately 15–20min. Alternatively, the Piccadilly Line of the London Underground subway system runs from the airport into the city and is a much cheaper option.
• For those looking to get to Sydney Kingsford Smith Airport (SYD) without a car, we recommend taking the Sydney Airport Link. While taxis are available throughout the city, the Sydney Airport Link train is generally the cheapest option for journeying to the airport and it runs throughout the day.