Sydney zone
GMT+10 (GMT+10)
London zone
GMT+1 (GMT+1)
Difference
9 hours behind Sydney
Business overlap
No 9-5 overlap
Working hours overlap
Each cell is one hour in Sydney. Filled cells mark when 9 AM – 5 PM in Sydney and London both apply.
0 hours per day
- Sydney
- GMT+10
- London
- GMT+1
- Difference
- -9h
- Business overlap
- 0h
Hour-by-hour conversion
Each row shows the matching local time in London for an hour in Sydney.
| Sydney | London | Day | Window |
|---|---|---|---|
| 12:00 AM | 3:00 PM | previous day | — |
| 1:00 AM | 4:00 PM | previous day | — |
| 2:00 AM | 5:00 PM | previous day | — |
| 3:00 AM | 6:00 PM | previous day | — |
| 4:00 AM | 7:00 PM | previous day | — |
| 5:00 AM | 8:00 PM | previous day | — |
| 6:00 AM | 9:00 PM | previous day | — |
| 7:00 AM | 10:00 PM | previous day | — |
| 8:00 AM | 11:00 PM | previous day | — |
| 9:00 AM | 12:00 AM | same day | — |
| 10:00 AM | 1:00 AM | same day | — |
| 11:00 AM | 2:00 AM | same day | — |
| 12:00 PM | 3:00 AM | same day | — |
| 1:00 PM | 4:00 AM | same day | — |
| 2:00 PM | 5:00 AM | same day | — |
| 3:00 PM | 6:00 AM | same day | — |
| 4:00 PM | 7:00 AM | same day | — |
| 5:00 PM | 8:00 AM | same day | — |
| 6:00 PM | 9:00 AM | same day | — |
| 7:00 PM | 10:00 AM | same day | — |
| 8:00 PM | 11:00 AM | same day | — |
| 9:00 PM | 12:00 PM | same day | — |
| 10:00 PM | 1:00 PM | same day | — |
| 11:00 PM | 2:00 PM | same day | — |
Best meeting windows
Standard 9 AM – 5 PM hours in Sydney and London do not overlap. Plan calls for early Sydney morning or late Sydney evening, and rotate the burden between sides.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Sydney time to London time
Sydney follows the Australia/Sydney time zone (currently GMT+10, GMT+10), while London follows Europe/London (currently GMT+1, GMT+1). London is 9 hours behind Sydney right now.
Both cities observe daylight saving time. If their transition weekends differ, the offset shifts by one hour for a few weeks each spring and autumn.
Daylight saving transitions in 2026
Sydney
- Fall back · Sunday, April 5, 2026
- Spring forward · Sunday, October 4, 2026
London
- Spring forward · Sunday, March 29, 2026
- Fall back · Sunday, October 25, 2026
Reverse this conversion
London to Sydney
Open the converter
Plan a meeting between Sydney and London
More conversions from Sydney
Frequently asked questions
- How many hours is Sydney from London?
- London is 9 hours behind Sydney right now.
- What time is 9:00 AM Sydney in London?
- 9:00 AM in Sydney is 12:00 AM in London.
- What time is 5:00 PM Sydney in London?
- 5:00 PM in Sydney is 8:00 AM in London.
- When do Sydney and London business hours overlap?
- Standard 9 AM - 5 PM working hours in Sydney and London do not overlap. You will need an early or late call.
- Does daylight saving time change the difference between Sydney and London?
- Both Sydney and London observe daylight saving time. If their transition dates differ, the offset between them shifts by an hour for a few weeks each year.
Local time page
Time in Sydney
Local time page
Time in London