London to Sydney Time

London is 10 hours behind Sydney.

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Tap a city name to search and change it (partial names work). Drag the timeline (12 hours in view, scrolls forever). Keyboard: ← → , PgUp / PgDn 1 hour, Home = now.

London time to Sydney time

London is 10 hours behind Sydney. When it is 9:00 AM in London, UK, it is 7:00 PM in Sydney, Australia. Regular 9 AM to 6 PM working hours do not overlap. The closest workable window, between 7 AM and 10 PM in both cities, is 7:00 AM to 12:00 PM in London (5:00 PM to 10:00 PM in Sydney).

Time difference

10 hours (London behind). London uses BST; Sydney uses AEDT.

Working-hours overlap

No shared 9 AM to 6 PM hours.

Daylight saving

Next change: Sun, Oct 25, 2026 (London).

London to Sydney time conversion table

Times for Fri, Oct 9, 2026. Highlighted rows fall within 9 AM to 6 PM in both cities. Drag the live converter above for any other date.
London (BST)Sydney (AEDT)
12:00 AM10:00 AM
1:00 AM11:00 AM
2:00 AM12:00 PM
3:00 AM1:00 PM
4:00 AM2:00 PM
5:00 AM3:00 PM
6:00 AM4:00 PM
7:00 AM5:00 PM
8:00 AM6:00 PM
9:00 AM7:00 PM
10:00 AM8:00 PM
11:00 AM9:00 PM
12:00 PM10:00 PM
1:00 PM11:00 PM
2:00 PM12:00 AM (next day)
3:00 PM1:00 AM (next day)
4:00 PM2:00 AM (next day)
5:00 PM3:00 AM (next day)
6:00 PM4:00 AM (next day)
7:00 PM5:00 AM (next day)
8:00 PM6:00 AM (next day)
9:00 PM7:00 AM (next day)
10:00 PM8:00 AM (next day)
11:00 PM9:00 AM (next day)

Daylight saving time

On Sun, Oct 25, 2026, London switches from BST to GMT, so the difference becomes 11 hours (London behind). On Sun, Mar 28, 2027, London switches from GMT to BST, so the difference becomes 10 hours (London behind). On Sun, Apr 4, 2027, Sydney switches from AEDT to AEST, so the difference becomes 9 hours (London behind). On Sun, Oct 3, 2027, Sydney switches from AEST to AEDT, so the difference becomes 10 hours (London behind).

How to use the meeting time converter

  1. Select either city name and search by city, time zone, abbreviation, or UTC offset.
  2. Drag the horizontal timeline, or use the arrow and Page Up/Page Down keys, to choose a moment.
  3. Read the matching time and date for both locations and use the color bands to compare working hours.

Frequently asked questions

What is the time difference between London and Sydney?

London is 10 hours behind Sydney. London currently uses BST and Sydney uses AEDT.

When it is 9 AM in London, what time is it in Sydney?

It is 7:00 PM in Sydney.

What is the best time for a meeting between London and Sydney?

Regular 9 AM to 6 PM working hours do not overlap. The closest workable window, between 7 AM and 10 PM in both cities, is 7:00 AM to 12:00 PM in London (5:00 PM to 10:00 PM in Sydney).

Does daylight saving time affect London and Sydney?

On Sun, Oct 25, 2026, London switches from BST to GMT, so the difference becomes 11 hours (London behind). On Sun, Mar 28, 2027, London switches from GMT to BST, so the difference becomes 10 hours (London behind). On Sun, Apr 4, 2027, Sydney switches from AEDT to AEST, so the difference becomes 9 hours (London behind). On Sun, Oct 3, 2027, Sydney switches from AEST to AEDT, so the difference becomes 10 hours (London behind).

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