Jakarta to BST
-6hJakarta
WIBSOURCEBST
BSTGreen rows indicate typical business hours (9 AM - 5 PM)
WIB and BST on the World Map
The map below highlights the WIB (Western Indonesia Time) and BST (British Summer Time) timezone regions across the globe.
WIB – Western Indonesia Time
UTC+07:00Western Indonesia Time (WIB, UTC+07:00) covers Java, Sumatra and West Kalimantan, including Jakarta.
- •Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00).
- •Indonesia has not observed daylight saving time since 1964.
- •Jakarta is the largest city in Southeast Asia by population.
- •WIB shares the UTC+07:00 offset with Indochina Time.
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.
About Jakarta
WikipediaJakarta operates on Western Indonesia Time (WIB), UTC+7. As Southeast Asia's largest economy, Jakarta's IDX is a key emerging market exchange.
Indonesia has 3 time zones; Jakarta uses Western Indonesia Time (WIB).
Jakarta to BST Time Difference – Complete Guide
Jakarta runs on Western Indonesia Time (WIB) at UTC+07:00. BST runs on British Summer Time (BST) at UTC+01:00. That puts Jakarta 6 hours behind BST — a difference of -6h at the current offsets.
In practice, when it is 9:00 AM in Jakarta it is 3:00 AM in BST. Midnight in Jakarta is 6:00 PM in BST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Jakarta to BST time conversion table
| Jakarta (WIB) | BST (BST) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | previous day |
| 6:00 AM | 12:00 AM | same day |
| 7:00 AM | 1:00 AM | same day |
| 8:00 AM | 2:00 AM | same day |
| 9:00 AM | 3:00 AM | same day |
| 12:00 PM | 6:00 AM | same day |
| 3:00 PM | 9:00 AM | same day |
| 5:00 PM | 11:00 AM | same day |
| 6:00 PM | 12:00 PM | same day |
| 9:00 PM | 3:00 PM | same day |
Why people convert Jakarta to BST time
- Scheduling a call from Jakarta to BST: a 10:00 AM start in Jakarta lands at 4:00 AM in BST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Jakarta and BST are inside the 9-to-5 working day between 3:00 PM and 5:00 PM WIB time (9:00 AM–11:00 AM BST). That is roughly 2 hours of usable overlap.
- Coordinating a Jakarta-based team with BST contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM WIB" is unambiguous; "3 PM" across a -6h gap is not.
- Block 3:00 PM–5:00 PM WIB as the recurring meeting window if you work primarily from Jakarta and need BST colleagues present.
About WIB (Western Indonesia Time)
Western Indonesia Time (WIB, Waktu Indonesia Barat) is one of Indonesia's three time zones, fixed at UTC+07:00 all year. It covers Java, Sumatra, West Kalimantan and the provinces around them — home to Jakarta, the country's capital and largest city, plus Surabaya and Bandung. Indonesia does not observe daylight saving time, so WIB never shifts. WIB shares its UTC+07:00 offset with Indochina Time (ICT) and Christmas Island Time, but is a distinct zone covering the western half of the Indonesian archipelago. The country's other zones are WITA (UTC+08:00) in the centre and WIT (UTC+09:00) in the east.
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 Jakarta and BST
Both Jakarta and BST sit inside the 9 AM – 5 PM working day between 3:00 PM–5:00 PM WIB, which is 9:00 AM–11:00 AM BST. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Jakarta and BST overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
Jakarta is 6 hours behind BST (WIB UTC+07:00 → BST UTC+01:00). The shared working window is 3:00 PM–5:00 PM WIB. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Jakarta
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 Jakarta and BST?
Jakarta (WIB, UTC+07:00) is 6 hours behind BST (BST, UTC+01:00). The gap is currently -6h.
How do I convert Jakarta time to BST time?
Add -6h to Jakarta local time. For example, 9:00 AM in Jakarta is 3:00 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 -6h offset from Jakarta.
What is the best time to call BST from Jakarta?
Call between 3:00 PM and 5:00 PM WIB — that maps to 9:00 AM–11:00 AM BST and keeps both parties inside the working day.
Which is behind, Jakarta or BST?
Jakarta is 6 hours behind BST. When it is 12:00 PM in Jakarta it is 6:00 AM in BST.
Do Jakarta and BST use different time zones?
Jakarta (Indonesia) uses WIB at UTC+07:00, while BST uses BST at UTC+01:00. The IANA identifiers are Asia/Jakarta and Europe/London.
Does daylight saving time affect the Jakarta–BST difference?
Neither zone observes daylight saving time, so the -6h offset between Jakarta and BST is fixed all year.
Which other cities share Jakarta's time zone?
WIB also covers Jakarta, Surabaya, Bandung, Medan, Palembang.
Which countries use WIB, Jakarta's zone?
WIB is used in Indonesia (Java, Sumatra, West Kalimantan).
Is there a day difference between Jakarta and BST?
Not normally. The -6h gap only pushes the date over the previous day.
What is the time difference between Jakarta and BST?
BST is -6h from Jakarta.
What timezone is Jakarta in?
Jakarta operates on Western Indonesia Time (WIB), UTC+7. As Southeast Asia's largest economy, Jakarta's IDX is a key emerging market exchange.
What timezone is BST in?
BST operates on its local timezone.
What are the business hours in Jakarta?
Standard business hours in Jakarta are 8:00 AM - 5:00 PM WIB.
Which countries use WIB (Western Indonesia Time)?
WIB is used in Indonesia (Java, Sumatra, West Kalimantan).
Does WIB observe daylight saving time?
No, WIB does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about WIB?
Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00). Indonesia has not observed daylight saving time since 1964.
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 Jakarta, what time is it in BST?
When it is 12:00 AM (midnight) in Jakarta (WIB), it is -6h later in BST (BST).
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