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SYD → LON · International

Cheap flights from Sydney to London

Compare real-time fares from Sydney (SYD) to London (all airports, LON), United Kingdom. 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 behind
Currency in LondonBritish Pound (GBP)

Airports

Departing Sydney

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

Arriving 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

Staying in London

The UK's capital and one of the world's busiest aviation markets, served by several airports, with Heathrow the largest.

London travel guideHotels in London

Sydney to London: questions travellers ask

How long is the flight from Sydney to London?

Sydney and London 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 London?

London has several airports: Heathrow (LHR), about 23 km from the city centre; Gatwick (LGW), about 40 km from the city centre; Stansted (STN), about 49 km from the city centre; Luton (LTN), about 44 km from the city centre; London City (LCY), about 13 km from the city centre. Searching London (LON) on TripSavo shows flights to all of them.

What is the time difference between Sydney and London?

London is 11 hours behind Sydney 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 London?

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 United Kingdom, 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 Sydney to London?

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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