SGT to BST
-7hSGT
SGTSOURCEBST
BSTGreen rows indicate typical business hours (9 AM - 5 PM)
SGT and BST on the World Map
The map below highlights the SGT (Singapore Standard Time) and BST (British Summer Time) timezone regions across the globe.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
BST – British Summer Time
UTC+01:00British Summer Time (BST, UTC+01:00) is the daylight saving period in the United Kingdom, running from late March to late October.
- •BST runs from the last Sunday in March to the last Sunday in October.
- •BST is exactly one hour ahead of GMT, the UK's standard time.
- •During BST, London is 4 hours ahead of New York while the US is on Eastern Daylight Time.
- •The Isle of Man and the Channel Islands also observe BST.
Comparing Time Zones: SGT and BST
SGT runs on Singapore Standard Time (SGT) at UTC+08:00. BST runs on British Summer Time (BST) at UTC+01:00. That puts SGT 7 hours behind BST — a difference of -7h at the current offsets.
In practice, when it is 9:00 AM in SGT it is 2:00 AM in BST. Midnight in SGT is 5:00 PM in BST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
SGT to BST time conversion table
| SGT (SGT) | BST (BST) | Day |
|---|---|---|
| 12:00 AM | 5:00 PM | previous day |
| 6:00 AM | 11:00 PM | previous day |
| 7:00 AM | 12:00 AM | same day |
| 8:00 AM | 1:00 AM | same day |
| 9:00 AM | 2:00 AM | same day |
| 12:00 PM | 5:00 AM | same day |
| 3:00 PM | 8:00 AM | same day |
| 5:00 PM | 10:00 AM | same day |
| 6:00 PM | 11:00 AM | same day |
| 9:00 PM | 2:00 PM | same day |
Why people convert SGT to BST time
- Scheduling a call from SGT to BST: a 10:00 AM start in SGT lands at 3:00 AM in BST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both SGT and BST are inside the 9-to-5 working day between 4:00 PM and 5:00 PM SGT time (9:00 AM–10:00 AM BST). That is roughly 1 hours of usable overlap.
- Booking travel or deliveries: tracking BST local time against SGT keeps pickup windows and arrival estimates honest across the -7h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM SGT" is unambiguous; "3 PM" across a -7h gap is not.
- Block 4:00 PM–5:00 PM SGT as the recurring meeting window if you work primarily from SGT and need BST colleagues present.
About SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
About BST (British Summer Time)
British Summer Time (BST) is the daylight saving period in the United Kingdom, when clocks move one hour forward from Greenwich Mean Time (GMT, UTC+00:00) to UTC+01:00. It runs from the last Sunday in March to the last Sunday in October. England, Scotland, Wales and Northern Ireland all follow it, along with the Isle of Man and the Channel Islands of Jersey and Guernsey. During BST, London is one hour ahead of UTC, four hours ahead of New York on Eastern Daylight Time, and five hours ahead of New York once the United States returns to Eastern Standard Time in November. BST is also used to abbreviate Bangladesh Standard Time (UTC+06:00), which is listed separately on this site.
Best time to call between SGT and BST
Both SGT and BST sit inside the 9 AM – 5 PM working day between 4:00 PM–5:00 PM SGT, which is 9:00 AM–10:00 AM BST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
SGT and BST overlap for only 60 minutes (4:00 PM–5:00 PM SGT), so meetings have to be booked precisely.
SGT is 7 hours behind BST (SGT UTC+08:00 → BST UTC+01:00). The shared working window is 4:00 PM–5:00 PM SGT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
SGT
Does not observe DST
BST
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between SGT and BST?
SGT (SGT, UTC+08:00) is 7 hours behind BST (BST, UTC+01:00). The gap is currently -7h.
How do I convert SGT time to BST time?
Add -7h to SGT local time. For example, 9:00 AM in SGT is 2:00 AM in BST.
What time is it in BST right now?
BST uses BST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -7h offset from SGT.
What is the best time to call BST from SGT?
Call between 4:00 PM and 5:00 PM SGT — that maps to 9:00 AM–10:00 AM BST and keeps both parties inside the working day.
Which is behind, SGT or BST?
SGT is 7 hours behind BST. When it is 12:00 PM in SGT it is 5:00 AM in BST.
Does daylight saving time affect the SGT–BST difference?
Neither zone observes daylight saving time, so the -7h offset between SGT and BST is fixed all year.
Which other cities share SGT's time zone?
SGT also covers Singapore.
Which countries use SGT, SGT's zone?
SGT is used in Singapore.
Is there a day difference between SGT and BST?
Not normally. The -7h gap only pushes the date over the previous day.
What is the time difference between SGT and BST?
BST is -7h from SGT.
What timezone is SGT in?
SGT operates on its local timezone.
What timezone is BST in?
BST operates on its local timezone.
Which countries use SGT (Singapore Standard Time)?
SGT is used in Singapore.
Does SGT observe daylight saving time?
No, SGT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about SGT?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
Which cities are in the BST timezone?
Major cities in the BST timezone include London, Birmingham, Manchester, Glasgow, Edinburgh, Cardiff, Belfast, Liverpool.
What is the UTC offset for BST?
British Summer Time (BST) is at UTC+01:00. During daylight saving time, it shifts to BST.
What should I know about the BST timezone?
BST runs from the last Sunday in March to the last Sunday in October. BST is exactly one hour ahead of GMT, the UK's standard time.
When is it midnight in SGT, what time is it in BST?
When it is 12:00 AM (midnight) in SGT (SGT), it is -7h later in BST (BST).
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