Live Synchronized Time Difference
SydneytoLondonTime Difference
🇦🇺
Sydney
Australia (GMT+11)02:10:18UTC+11:00
🇬🇧
London
United Kingdom (GMT)15:10:18UTC+0:00
Direct Distance16,994 km (10,560 miles)
Estimated Flight Time~20.5 hours
Business Overlap0 overlapping hours (9am–5pm)
Feasible Shoulder Hours Window
Recommended calling window between Sydney and London
Off-Peak Calling Window
Sydney Time
7:00 AM – 9:00 PM
London Time
8:00 PM – 10:00 AM
There are no overlapping 9-to-5 working hours between Sydney and London. The optimal compromise window falls during morning/evening shoulder periods (7:00 AM – 9:00 PM) when participants in both locations are awake.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Sydney and London.
Work (9am-5pm)ShoulderSleep / Off
| Sydney Time (Australia) | London Time (United Kingdom) | Status & Recommendation |
|---|---|---|
| 00:00AM | 13:00PM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 14:00PM-1 day | ⚪ Outside Work Hours |
| 02:00AM | 15:00PM-1 day | ⚪ Outside Work Hours |
| 03:00AM | 16:00PM-1 day | ⚪ Outside Work Hours |
| 04:00AM | 17:00PM-1 day | ⚪ Outside Work Hours |
| 05:00AM | 18:00PM-1 day | ⚪ Outside Work Hours |
| 06:00AM | 19:00PM-1 day | ⚪ Outside Work Hours |
| 07:00AM | 20:00PM-1 day | ⚪ Outside Work Hours |
| 08:00AM | 21:00PM-1 day | ⚪ Outside Work Hours |
| 09:00AM | 22:00PM-1 day | ⚪ Outside Work Hours |
| 10:00AM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 11:00AM | 00:00AM | ⚪ Outside Work Hours |
| 12:00PM | 01:00AM | ⚪ Outside Work Hours |
| 13:00PM | 02:00AM | ⚪ Outside Work Hours |
| 14:00PM | 03:00AM | ⚪ Outside Work Hours |
| 15:00PM | 04:00AM | ⚪ Outside Work Hours |
| 16:00PM | 05:00AM | ⚪ Outside Work Hours |
| 17:00PM | 06:00AM | ⚪ Outside Work Hours |
| 18:00PM | 07:00AM | ⚪ Outside Work Hours |
| 19:00PM | 08:00AM | ⚪ Outside Work Hours |
| 20:00PM | 09:00AM | ⚪ Outside Work Hours |
| 21:00PM | 10:00AM | ⚪ Outside Work Hours |
| 22:00PM | 11:00AM | ⚪ Outside Work Hours |
| 23:00PM | 12:00PM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Sydney and London?
London is 11 hours behind Sydney.
What is the best time to schedule a cross-border meeting between Sydney and London?
Because of the wide timezone separation, a compromise meeting window during early morning in one location and evening in the other is recommended.
Does daylight saving time (DST) affect the time difference between Sydney and London?
Yes. If either Australia or United Kingdom observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.