London – Sydney
London is 9 hours behind Sydney.
London, United Kingdom (Europe/London) · Sydney, Australia (Australia/Sydney)
London is 9 hours behind Sydney. When it is 12:00 in London, it is 21:00 in Sydney. The difference varies across the year because of daylight saving time: 11 hours / 9 hours / 10 hours depending on the season.
Hour conversion: London → Sydney
| London | Sydney |
|---|---|
| 07:00 | 16:00 |
| 09:00 | 18:00 |
| 12:00 | 21:00 |
| 15:00 | 00:00 (next day) |
| 18:00 | 03:00 (next day) |
| 20:00 | 05:00 (next day) |
| 22:00 | 07:00 (next day) |
The table reflects the current difference — values shift around DST transitions.
Frequently asked questions
What is the time difference between London and Sydney?
London is 9 hours behind Sydney. The difference varies across the year because of daylight saving time: 11 hours / 9 hours / 10 hours depending on the season.
When it is 12:00 in London, what time is it in Sydney?
When it is 12:00 noon in London, it is 21:00 in Sydney.
Which time zones are London and Sydney in?
London uses the Europe/London zone and Sydney uses Australia/Sydney (IANA identifiers). The difference is computed from the official time-zone database, including daylight saving time.
Does the difference change during the year?
The difference varies across the year because of daylight saving time: 11 hours / 9 hours / 10 hours depending on the season.