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LON → SYD · International

Cheap flights from London to Sydney

Compare real-time fares from London (LON) to Sydney (SYD), Australia. See the cheapest days on our price calendar, reserve now and pay later on many fares, and get real human support with no hidden fees.

Distance17,021 km
Typical non-stop timeabout 21h 47m
Time difference11 hours ahead
Currency in SydneyAustralian Dollar (AUD)

Airports

Departing London

  • Heathrow (LHR) · 23 km from the centre
  • Gatwick (LGW) · 40 km from the centre
  • Stansted (STN) · 49 km from the centre
  • Luton (LTN) · 44 km from the centre
  • London City (LCY) · 13 km from the centre

Arriving Sydney

  • Sydney Kingsford Smith (SYD) · 9 km from the centre

Staying in Sydney

Australia's largest city, known for the Opera House, the Harbour Bridge and Bondi Beach.

Sydney travel guideHotels in Sydney

London to Sydney: questions travellers ask

How long is the flight from London to Sydney?

London and Sydney are about 17,021 km apart. A non-stop flight typically takes around 21h 47m; trips with a connection take longer depending on the stopover. TripSavo shows the exact time for every option before you book.

Which airports serve Sydney?

Sydney is served by Sydney Kingsford Smith (SYD), about 9 km from the city centre.

What is the time difference between London and Sydney?

Sydney is 11 hours ahead of London today. Where daylight saving applies, the difference can change during the year; flight times on TripSavo are always shown in local time.

Do I need a passport or visa to fly to Sydney?

Yes, you need a passport valid for the whole trip, and many countries ask for at least six months' validity. Visa and transit rules for Australia, and for any country you connect through, depend on your nationality, so check with the embassy or official immigration website before you book.

How can I find a cheaper flight from London to Sydney?

Fares change with demand. Use TripSavo's price calendar to compare days, choose flexible dates (±1 or ±3 days) to see cheaper nearby days, and save a search to check it again later. On many fares you can also reserve now and pay later while you decide.

Which currency do I pay in?

You can pay for flights in US dollars (USD) or naira (NGN): choose the currency at checkout. Hotel stays and Pay Small Small plans are paid in naira. Payments go securely through Paystack, by card, or by bank transfer or USSD for naira. If your card is in another currency, your bank converts the amount and may add its own fee.

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