Meeting time
Best time to meet: London and Perth
London is 8 hours behind Perth right now, so their working days do not overlap. The time that asks least of both is 8:30 AM in London, which is 4:30 PM in Perth — one of you starts early or stays late.
Tue 3:55 PMLondon · Greenwich Mean TimeTue 11:55 PMPerth · Australian Western Standard Time
Hour by hour
With the clocks as they are on November 10, 2026, London time on the left. A working day here is 9 AM to 5 PM.
| London | Perth | |
|---|---|---|
| 6 AM | 2 PM | Perth at work |
| 7 AM | 3 PM | Perth at work |
| 8 AM | 4 PM | Perth at work |
| 9 AM | 5 PM | London at work |
| 10 AM | 6 PM | London at work |
| 11 AM | 7 PM | London at work |
| 12 PM | 8 PM | London at work |
| 1 PM | 9 PM | London at work |
| 2 PM | 10 PM | London at work |
| 3 PM | 11 PM | London at work |
| 4 PM | 12 AM next day | London at work |
| 5 PM | 1 AM next day | Both off |
| 6 PM | 2 AM next day | Both off |
| 7 PM | 3 AM next day | Both off |
| 8 PM | 4 AM next day | Both off |
| 9 PM | 5 AM next day | Both off |
| 10 PM | 6 AM next day | Both off |
When the clocks change
The gap moves when either city changes its clocks. The next twelve months:
| Dates | London is | Both at work (London time) | Easiest (London / Perth) |
|---|---|---|---|
| Now to March 28, 2027 | 8 hours behind | None | 8:30 AM / 4:30 PM |
| March 28, 2027 to October 31, 2027 clocks in London go forward | 7 hours behind | 9 AM–10 AM (1 hour) | 9 AM / 4 PM |
| October 31, 2027 onward clocks in London go back | 8 hours behind | None | 8:30 AM / 4:30 PM |
Perth keeps the same clock as Singapore.
Questions people ask
What time is it in Perth when it is 9 AM in London?
5 PM in Perth, while London is 8 hours behind.
5 PM in Perth, while London is 8 hours behind.
When is the best time for a call between London and Perth?
8:30 AM in London, which is 4:30 PM in Perth. Their working days do not overlap, so this is the fairest time for both.
8:30 AM in London, which is 4:30 PM in Perth. Their working days do not overlap, so this is the fairest time for both.
Does the time difference between London and Perth change during the year?
Yes — it changes 2 times in the next twelve months, when the clocks go forward or back; the dates are in the table above.
Yes — it changes 2 times in the next twelve months, when the clocks go forward or back; the dates are in the table above.
More cities
New York and London3 hours of shared working day · meet at 10 AM New York timeLondon and San FranciscoNo shared working hours · fairest at 4:30 PM London timeLondon and Bangalore2 hours 30 minutes of shared working day · meet at 10 AM London timeLondon and SingaporeNo shared working hours · fairest at 8:30 AM London timeLondon and Los AngelesNo shared working hours · fairest at 4:30 PM London timeLondon and SydneyNo shared working hours · fairest at 7 AM London timeLondon and TokyoNo shared working hours · fairest at 8 AM London timeLondon and Berlin7 hours of shared working day · meet at 10 AM London timeLondon and Chicago2 hours of shared working day · meet at 4 PM London timeLondon and Dubai4 hours of shared working day · meet at 10 AM London timeLondon and Paris7 hours of shared working day · meet at 10 AM London timeLondon and Toronto3 hours of shared working day · meet at 3 PM London time
Every city from London · Every city from Perth · All cities · Plan across more than two cities
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