London to Sydney Flight Duration

Find flight duration times from London to Sydney, compare live flight prices and book your tickets.

What is the flight duration from London to Sydney?
London
Depart
Arrive
Sydney

Average flight time is 20 hours 42 minutes

The fastest flight time from London to Sydney is 20 hours 42 minutes

London to Sydney flight duration breakdown

Average flight duration 20 hours 42 minutes
Shortest flight duration Not available
Longest flight duration Not available
The average flight time from London to Sydney is 20 hours 42 minutes. However, the duration of flights can differ depending on weather conditions, flight path and congestion in the air. This means individual flight times can be quicker, but on occasion, they can also be longer.

The distance from London to Sydney is 10,559 miles / 16,993 km

London airports

London has 5 airports: London City Airport (LCY), London Heathrow Airport (LHR), London Gatwick Airport (LGW), London Luton Airport (LTN) and London Stansted Airport (STN).

If you don't fancy flying from London there are a number of airports nearby that fly to Sydney: London Southend Airport (SEN), Cambridge Airport (CBG), Southampton Airport (SOU), Bournemouth Airport (BOH) and Birmingham Airport (BHX).

Sydney airports

Sydney has 1 airport: Sydney Kingsford Smith Airport (SYD)

If you don't fancy flying from Sydney there are a number of airports nearby that fly to London: Newcastle Airport (NTL), Canberra International Airport (CBR), Parkes Airport (PKE), Dubbo City Airport (DBO), Ballina Byron Gateway Airport (BNK), Gold Coast Airport (OOL) and Melbourne Airport (MEL).

London & Sydney local times and timezones

London
GMT +00:00
AEST +10:00
Sydney
London, United Kingdom is 10 hours behind of Sydney, Australia

Before you travel to Sydney

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London to Sydney FAQs

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

On average, the flight time from London to Sydney is 20 hours 42 minutes. But remember, flight times can vary slightly depending on weather conditions, flight path and congestion in the air.

This means that your flight from London to Sydney could be longer or shorter than the average flight time.
What is the distance between London and Sydney?

The distance between London and Sydney is 10,559 miles or 16,993 km.
What is the shortest flight duration from London to Sydney?

The shortest flight time from London to Sydney is 20 hours 42 minutes. However, flight times can vary depending on weather conditions, air congestion and flight path, so this time is never guaranteed.
Can I fly from London to Sydney?

The average flight time from London to Sydney is 20 hours 42 minutes. Nearby airports to consider flying from include: London City Airport (LCY), London Heathrow Airport (LHR), London Gatwick Airport (LGW), London Luton Airport (LTN) and London Stansted Airport (STN). Check ticket prices and review carrier requirements carefully before booking your trip.
What is the timezone difference between London and Sydney?

The time zone difference between London and Sydney is -10 hours.