London to Sydney Time Converter

London is 9 hours behind Sydney · London UTC+1 · Sydney UTC+10

🇬🇧 London

🇦🇺 Sydney

Best time to connect

These cities have no standard-workday overlap — London and Sydney are too far apart in time. Schedule outside normal hours, or use async communication.

London ↔ Sydney time difference explained

London is 9 hours behind Sydney. London, United Kingdom runs on Europe/London (UTC+1) while Sydney, Australia uses Australia/Sydney (UTC+10). The converter above stays accurate through daylight saving changes because it reads live UTC offsets rather than fixed values. Whether you're coordinating remote work, booking a call, or planning travel between London and Sydney, the working-hours overlap panel shows exactly when both cities are awake and at their desks.

Need more than the time? See the full London and Sydney remote-work guides — cost of living, internet speed and visa options.

More London conversions

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Hour-by-hour: London to Sydney

When it's this time in London, here's the time in Sydney — all 24 hours, in both 24-hour and 12-hour (am/pm) format.

00:00 · 12am09:00 · 9am

01:00 · 1am10:00 · 10am

02:00 · 2am11:00 · 11am

03:00 · 3am12:00 · 12pm

04:00 · 4am13:00 · 1pm

05:00 · 5am14:00 · 2pm

06:00 · 6am15:00 · 3pm

07:00 · 7am16:00 · 4pm

08:00 · 8am17:00 · 5pm

09:00 · 9am18:00 · 6pm

10:00 · 10am19:00 · 7pm

11:00 · 11am20:00 · 8pm

12:00 · 12pm21:00 · 9pm

13:00 · 1pm22:00 · 10pm

14:00 · 2pm23:00 · 11pm

15:00 · 3pm00:00 · 12am (+1d)

16:00 · 4pm01:00 · 1am (+1d)

17:00 · 5pm02:00 · 2am (+1d)

18:00 · 6pm03:00 · 3am (+1d)

19:00 · 7pm04:00 · 4am (+1d)

20:00 · 8pm05:00 · 5am (+1d)

21:00 · 9pm06:00 · 6am (+1d)

22:00 · 10pm07:00 · 7am (+1d)

23:00 · 11pm08:00 · 8am (+1d)

London keeps British Summer Time (BST, UTC+1) from 29 March to 25 October 2026, and Greenwich Mean Time (GMT, UTC+0) for the rest of the year. Sydney keeps Australian Eastern Standard Time (AEST, UTC+10) from 5 April to 4 October 2026, and Australian Eastern Daylight Time (AEDT, UTC+11) for the rest of the year. On those offsets the time in Australia is 9 hours ahead of the time in the United Kingdom: 9am in London is 6pm, 12pm in London is 9pm, 2pm in London is 11pm, and 8pm in London is 5am the next day in Sydney.

Frequently asked questions

What is the time difference between London and Sydney?

London is 9 hours behind Sydney. London is UTC+1 and Sydney is UTC+10. The live converter above updates every second and accounts for daylight saving time automatically.

When it's 9am in London, what time is it in Sydney?

When it's 9am in London, it's 18:00 in Sydney (london is 9 hours behind sydney).

What's the best time to schedule a call between London and Sydney?

The "best time to connect" panel above shows the live working-hours overlap — the window when both London and Sydney are within a typical 9-to-5 workday, ideal for meetings and calls.

Do London and Sydney observe daylight saving time?

Both cities' current UTC offsets are shown live above and adjust automatically when either region enters or leaves daylight saving time, so the converter is always accurate.