Cheap Flights Sydney to London from £344

Flight FAQs

• Which airlines offer the cheapest flights from Sydney (SYD) to London (LON)?

  Based on Trip.com data, Batik Air Malaysia offers one-way fares as low as £344 on Cheapest nonstop routes (e.g. SYD to LGW on Sat, Sep 12), while AirAsia X offers Cheapest nonstop round-trips from £617 departing on Mon, Sep 14 and returning on Fri, Sep 18.

• Which airlines offer direct flights from Sydney to London?

  At the moment, you can catch a direct flight from Sydney to London with the following airlines, including: AirAsia X Berhad Scoot Virgin Australia Jetstar Airways Norwegian Air Sweden AOC Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flight from Sydney (SYD) to London (LON)?

  It takes about 24 hours 16 minutes to fly from Sydney (SYD) to London (LON).

• When is the best time to book flights from Sydney to London?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Sydney to London?

  Based on Trip.com data in the past 4 weeks, there is 7 flight per week flying from Sydney to London. You can check the weekly schedule for popular airlines on this route below: British Airways: S/M/T/W/T/F/S -- BA016 (14:49) Qantas Airways: S/M/T/W/T/F/S -- QF001 (15:40)

• How can I find the best deals on flights from Sydney to London?

  To find best deals on flights from Sydney to London, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 12, with one-way flights priced at just £344.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Qantas Airways.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for London travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Sydney to London to get the best price?

  The cheapest months to fly from Sydney to London is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Sydney to London?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Sydney to London on July 31, 2026 with China Eastern Airlines, with prices starting at £348.

• Which airports can I fly through when travelling to London from Sydney?

  You can land at any one of the following hubs in London, with Sydney Airport to Heathrow Airport (SYD-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).

• What is the time difference between Sydney and London?

  The time difference between London and Sydney is 10h.

• How can I change or cancel my flight ticket from Sydney to London?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.