SGT to London Time Converter
GMT is 8 hours behind SGT. 9:00 AM SGT = 1:00 AM GMT.
GMT is 8 hours behind SGT at the moment. To convert SGT to London Time, subtract 8 hours from the SGT time: 9:00 AM SGT = 1:00 AM GMT.
SGT (Singapore Time) is used in Singapore. London Time (London time) is used in London, UK.
SGT to London Time time conversion table
SGT to London Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| SGT | London Time | Day |
|---|---|---|
| 12:00 AM SGT | 4:00 PM GMT | previous day |
| 1:00 AM SGT | 5:00 PM GMT | previous day |
| 2:00 AM SGT | 6:00 PM GMT | previous day |
| 3:00 AM SGT | 7:00 PM GMT | previous day |
| 4:00 AM SGT | 8:00 PM GMT | previous day |
| 5:00 AM SGT | 9:00 PM GMT | previous day |
| 6:00 AM SGT | 10:00 PM GMT | previous day |
| 7:00 AM SGT | 11:00 PM GMT | previous day |
| 8:00 AM SGT | 12:00 AM GMT | night |
| 9:00 AM SGT | 1:00 AM GMT | night |
| 10:00 AM SGT | 2:00 AM GMT | night |
| 11:00 AM SGT | 3:00 AM GMT | night |
| 12:00 PM SGT | 4:00 AM GMT | night |
| 1:00 PM SGT | 5:00 AM GMT | night |
| 2:00 PM SGT | 6:00 AM GMT | — |
| 3:00 PM SGT | 7:00 AM GMT | — |
| 4:00 PM SGT | 8:00 AM GMT | — |
| 5:00 PM SGT | 9:00 AM GMT | — |
| 6:00 PM SGT | 10:00 AM GMT | — |
| 7:00 PM SGT | 11:00 AM GMT | — |
| 8:00 PM SGT | 12:00 PM GMT | — |
| 9:00 PM SGT | 1:00 PM GMT | — |
| 10:00 PM SGT | 2:00 PM GMT | — |
| 11:00 PM SGT | 3:00 PM GMT | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert SGT to London Time
Subtract 8 hours from the SGT time to get London Time.
Example: 9:00 AM SGT = 1:00 AM GMT.
Across midnight: 1:00 AM SGT = 5:00 PM GMT (previous day). The date changes, so always check the day as well as the hour.
Time difference between SGT and London Time
The time difference between SGT and London Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: London Time is 8 hours behind of SGT.
- 29 Mar 2026 – 24 Oct 2026: London Time is 7 hours behind of SGT.
- 25 Oct 2026 – 31 Dec 2026: London Time is 8 hours behind of SGT.
SGT and London Time during daylight saving time
- SGT does not observe daylight saving time; it stays on UTC+8 all year.
- London Time next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
Best time for a meeting between SGT and London Time
SGT and London Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM SGT, which is 7:00 AM GMT.
SGT to London Time FAQ
What is the time difference between SGT and London Time?
Right now GMT is 8 hours behind SGT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM SGT in London Time?
9:00 AM SGT is 1:00 AM GMT.
What is 12 PM (noon) SGT in London Time?
12:00 PM SGT is 4:00 AM GMT.
Is London Time ahead of or behind SGT?
GMT is 8 hours behind SGT, so it is earlier in London Time than in SGT.
Does SGT change for daylight saving time?
No. SGT stays on the same offset all year, so conversions never shift for daylight saving time.
Does London Time change for daylight saving time?
Yes. London Time next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
What is the best time for a meeting between SGT and London Time?
SGT and London Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM SGT, which is 7:00 AM GMT.
Related conversions
Convert London Time to SGT
Convert SGT to other time zones
Convert other time zones to London Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.