How far apart are SGT (Singapore) and UTC (London)?
SGT (Singapore) is 8 hours ahead of UTC (London). Midday in SGT (Singapore) lines up with 04:00 in UTC (London).
SGT (Singapore) runs on Asia/Singapore; UTC (London) runs on Europe/London. Together they are 8 hours apart.
Daily overlap window
There is no business hours overlap between SGT (Singapore) and UTC (London) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best times to schedule a meeting
SGT (Singapore) and UTC (London) have no shared working window. These slots minimize out-of-hours disruption for both sides.
16:00 Singapore / 08:00 London⚡ One side off-hours
⚠️ 1h before working hours in London
17:00 Singapore / 09:00 London⚡ One side off-hours
⚠️ 1h after working hours in Singapore
15:00 Singapore / 07:00 London⚡ One side off-hours
⚠️ 2h before working hours in London
Working hours defined as 09:00–17:00 local time for each location.
Upcoming public holidays
SGT (Singapore)3 holidays
Aug 10National Day
Nov 9Deepavali
Dec 25Christmas Day
UTC (London)
No upcoming public holidays this year.
How to work with SGT (Singapore) and UTC (London) time zones
Coordinating between SGT (Singapore) (Singapore) and UTC (London) (United Kingdom) means working around a 8-hour time difference. Since standard business hours don't naturally overlap, meetings usually require one side to shift slightly outside their normal working day.
💡 How to schedule across these time zones
⚡A 16:00 meeting in SGT (Singapore) means 08:00 in UTC (London) (1h before working hours in London).
⚡A 17:00 meeting in SGT (Singapore) means 09:00 in UTC (London) (1h after working hours in Singapore).
⚡A 15:00 meeting in SGT (Singapore) means 07:00 in UTC (London) (2h before working hours in London).
Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Add to your browser — Free →Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am SGT (Singapore)".
