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Time difference between London and Sydney

Sydney is 10 hours ahead of London.

London
United Kingdom · British Summer Time
8:44 AM
Wednesday, October 21, 2026
Sydney
Australia · Australian Eastern Daylight Time
6:44 PM
Wednesday, October 21, 2026
Compare more placesSydney to London

London to Sydney time converter

Green rows are office hours in both places; light green rows are when both are awake.

LondonSydney
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)

Questions

What is the time difference between London and Sydney?

Sydney is 10 hours ahead of London. London is on UTC+1 and Sydney is on UTC+11.

What time is it in Sydney when it is 9 AM in London?

When it is 9:00 AM in London, it is 7:00 PM in Sydney.

When is the best time to call Sydney from London?

There are no shared office hours. The most comfortable time to call is 8:00 AM–12:00 PM in London (6:00 PM–10:00 PM in Sydney), when both places are awake.

Does the time difference between London and Sydney change?

Yes. Because of daylight saving time, the difference changes on Sunday, October 25, 2026, when Sydney will be 11 hours ahead of London.

London is 10 hours behind Sydney. More: time in London · time in Sydney

Time difference from London to other cities

All London time differences →

Time difference from Sydney