Find Japan Airlines(JL) flights from London to Sydney

At the moment, you can catch a nonstop flight from London to Sydney with the following airlines, including: Air China Thai Airways Ryanair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

It takes about 23 hours 30 minutes to fly from London to Sydney.

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Sydney 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.

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

After crunching the numbers on our October flight calendar, it's currently cheapest to fly from London to Sydney on October 31, 2026 with Tianjin Airlines, with prices starting at US$535.

You can land at any one of the following hubs in Sydney: Kingsford Smith Airport (SYD), and Western Sydney International Airport (WSI). Flying from Heathrow Airport to Kingsford Smith Airport (LHR-SYD) is by far the most common option on this route.

The time difference between Sydney and London is 10h.

Tickets can only be changed or canceled 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.