If you are actually flying from London, United Kingdom to Sydney, Australia or if you are just curious to know the flight time between London and Sydney, this page will give you the information you are looking for.

Click to find Flight time from Sydney to London


Flight time from London to Sydney is 21 hours 40 minutes

One stop flight time from LHR to SYD via BKK is 21 hours 40 minutes (Operated by Thai Airways International)

 Not looking for London, United Kingdom?

The nearest airport to London, is London Heathrow Airport (LHR) and the nearest airport to Sydney, is Kingsford Smith Airport (SYD)

Find flights from London to cities and airports near New York

Distance from London to Sydney is approximately 17020 kilometers.

Flight time from London to Sydney via Hong Kong • LHR to SYD via HKG

Flight duration from London Heathrow Airport to Kingsford Smith Airport via Hong Kong International Airport, China on British Airways flight is 23 hours 20 minutes

British Airways LHR to HKG
11 hrs 45 mins
 Waiting Time
2 hrs 15 mins
9 hrs 20 mins
Total Duration:
23 hrs 20 mins

Flight time from London to Sydney via Ho Chi Minh City • LHR to SYD via SGN

Flight duration from London Heathrow Airport to Kingsford Smith Airport via Tan Son Nhat International Airport, Vietnam on Vietnam Airlines flight is 35 hours 50 minutes

Vietnam Airlines LHR to SGN
12 hrs 15 mins
 Waiting Time
15 hrs
8 hrs 35 mins
Total Duration:
35 hrs 50 mins

How long does it take to fly from London to Sydney?

There are very few non-stop flights from London to Sydney. Therefore, you'll have to take connecting flights. In such cases, flight time depend on the stopover destination specified by your airline or the one you choose while booking your ticket.

Fastest one-stop flight between London and Sydney takes close to 22 hours . However, some airlines could take as long as 55 hours based on the stopover destination and waiting duration.

Waiting time at intermediate airports could be anywhere between 55 mins to 24 hrs .

Flight time from London, United Kingdom to airports near Sydney, Australia

Direct flight and one stop flight time from London Heathrow Airport, London to airports nearest to Sydney is given in the table below

JourneyDestination AirportsDurationStops
LHR - CBR Canberra, Canberra Airport 33 hrs 20 mins 1 Stop

Airlines operating flights between London and Sydney

London time is 9 hours behind Sydney

Current time in London, United Kingdom : Mon, 8 Aug, 2022,
London Timezone: BST (+01:00)

06:02 AM

Current time in Sydney, Australia :, Mon, 8 Aug, 2022,
Sydney Timezone: AEST (+10:00)

03:02 PM

This page shows London, United Kingdom to Sydney, Australia. To change cities, click link below.

LHR to SYD Flight - London Airport to Sydney Airport Flight Route Map

Location of London Airport & Sydney Airport is given below. Click the map to view London to Sydney flight path and travel direction.

Find flying time from London Heathrow Airport or London or any other airport or city in United Kingdom to various other destinations around the world using this flight time calculator.

A list of major Cities/Airports around the world is given below. Click on any of the airport names given below to find the flight distance from London to those airports.