London to Perth to Sydney to Madrid Time Converter
Quick answers
Selected conversion
12:00 pm12:00 GMT (UTC+0), Nov 7, 2026 = 8:00 pm20:00 AWST (UTC+8), Nov 7, 2026 = 11:00 pm23:00 AEDT (UTC+11), Nov 7, 2026 = 1:00 pm13:00 CET (UTC+1), Nov 7, 2026
London is 8 hours behind Perth. London is 11 hours behind Sydney. London is 1 hour behind Madrid.
How the time difference changes
London to Perth
For most of the year, London is 7 hours behind Perth. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, London is 8 hours behind Perth.
For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 pm to 1:00 am (next day) in Perth. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 5:00 pm to 2:00 am (next day) in Perth.For most of the year, working hours of 09:00 to 18:00 in London correspond to 16:00 to 01:00 (next day) in Perth. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 17:00 to 02:00 (next day) in Perth.
London to Sydney
Depending on seasonal clock changes, London is 9 hours behind Sydney, London is 10 hours behind Sydney, or London is 11 hours behind Sydney.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in London correspond to 6:00 pm to 3:00 am (next day) in Sydney, working hours of 9:00 am to 6:00 pm in London correspond to 7:00 pm to 4:00 am (next day) in Sydney, or working hours of 9:00 am to 6:00 pm in London correspond to 8:00 pm to 5:00 am (next day) in Sydney.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in London correspond to 18:00 to 03:00 (next day) in Sydney, working hours of 09:00 to 18:00 in London correspond to 19:00 to 04:00 (next day) in Sydney, or working hours of 09:00 to 18:00 in London correspond to 20:00 to 05:00 (next day) in Sydney.
London to Madrid
London is 1 hour behind Madrid year-round.
Working hours of 9:00 am to 6:00 pm in London correspond to 10:00 am to 7:00 pm in Madrid.Working hours of 09:00 to 18:00 in London correspond to 10:00 to 19:00 in Madrid.
Compare London time with Perth, Sydney, and Madrid time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
GMT (Greenwich Mean Time) is 8 hours behind AWST (Australian Western Standard Time). GMT (Greenwich Mean Time) is 11 hours behind AEDT (Australian Eastern Daylight Time). GMT (Greenwich Mean Time) is 1 hour behind CET (Central European Time).
12:00 pm12:00 in London, United Kingdom is 8:00 pm20:00 in Perth, Australia and is 11:00 pm23:00 in Sydney, Australia and is 1:00 pm13:00 in Madrid, Spain
London to Perth call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in London which corresponds to 5pm-6pm17:00-18:00 in Perth
London to Sydney call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in London which corresponds to 6:30pm-7:30pm18:30-19:30 in Sydney. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
London to Madrid call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in London which corresponds to 10am-6pm10:00-18:00 in Madrid
12:00 pm12:00 GMT (Greenwich Mean Time) (London, United Kingdom). Offset UTC 0:00 hours
8:00 pm20:00 AWST (Australian Western Standard Time) (Perth, Australia). Offset UTC +8:00 hours
11:00 pm23:00 AEDT (Australian Eastern Daylight Time) (Sydney, Australia). Offset UTC +11:00 hours
1:00 pm13:00 CET (Central European Time) (Madrid, Spain). Offset UTC +1:00 hour
12:00 pm12:00 London, United Kingdom / 8:00 pm20:00 Perth, Australia / 11:00 pm23:00 Sydney, Australia / 1:00 pm13:00 Madrid, Spain
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| London, United Kingdom | Perth, Australia | Sydney, Australia | Madrid, Spain |
|---|---|---|---|
| 8:00am | 11:00am | 1:00am | |
| 9:00am | 12:00pm | 2:00am | |
| 10:00am | 1:00pm | 3:00am | |
| 11:00am | 2:00pm | 4:00am | |
| 12:00pm | 3:00pm | 5:00am | |
| 1:00pm | 4:00pm | 6:00am | |
| 2:00pm | 5:00pm | 7:00am | |
| 3:00pm | 6:00pm | 8:00am | |
| 4:00pm | 7:00pm | 9:00am | |
| 5:00pm | 8:00pm | 10:00am | |
| 6:00pm | 9:00pm | 11:00am | |
| 7:00pm | 10:00pm | 12:00pm | |
| 8:00pm | 11:00pm | 1:00pm | |
| 9:00pm | 12:00am next day | 2:00pm | |
| 10:00pm | 1:00am next day | 3:00pm | |
| 11:00pm | 2:00am next day | 4:00pm | |
| 12:00am next day | 3:00am next day | 5:00pm | |
| 1:00am next day | 4:00am next day | 6:00pm | |
| 2:00am next day | 5:00am next day | 7:00pm | |
| 3:00am next day | 6:00am next day | 8:00pm | |
| 4:00am next day | 7:00am next day | 9:00pm | |
| 5:00am next day | 8:00am next day | 10:00pm | |
| 6:00am next day | 9:00am next day | 11:00pm | |
| 7:00am next day | 10:00am next day | 12:00am next day | |
| 08:00 | 11:00 | 01:00 | |
| 09:00 | 12:00 | 02:00 | |
| 10:00 | 13:00 | 03:00 | |
| 11:00 | 14:00 | 04:00 | |
| 12:00 | 15:00 | 05:00 | |
| 13:00 | 16:00 | 06:00 | |
| 14:00 | 17:00 | 07:00 | |
| 15:00 | 18:00 | 08:00 | |
| 16:00 | 19:00 | 09:00 | |
| 17:00 | 20:00 | 10:00 | |
| 18:00 | 21:00 | 11:00 | |
| 19:00 | 22:00 | 12:00 | |
| 20:00 | 23:00 | 13:00 | |
| 21:00 | 00:00 next day | 14:00 | |
| 22:00 | 01:00 next day | 15:00 | |
| 23:00 | 02:00 next day | 16:00 | |
| 00:00 next day | 03:00 next day | 17:00 | |
| 01:00 next day | 04:00 next day | 18:00 | |
| 02:00 next day | 05:00 next day | 19:00 | |
| 03:00 next day | 06:00 next day | 20:00 | |
| 04:00 next day | 07:00 next day | 21:00 | |
| 05:00 next day | 08:00 next day | 22:00 | |
| 06:00 next day | 09:00 next day | 23:00 | |
| 07:00 next day | 10:00 next day | 00:00 next day |
London Time Zone and Facts
Time Zone
BST – British Summer Time, UTC+1 (daylight saving time)
London Facts
Perth Time Zone and Facts
Time Zone
Perth Facts
Sydney Time Zone and Facts
Time Zone
AEST – Australian Eastern Standard Time, UTC+10 (standard time)
Sydney Facts
Madrid Time Zone and Facts
Time Zone
CEST – Central European Summer Time, UTC+2 (daylight saving time)
