Jakarta to Singapore
+1hJakarta
WIBSOURCESingapore
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
WIB and SGT on the World Map
The map below highlights the WIB (Western Indonesia Time) and SGT (Singapore Standard 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.
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.
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).
About Singapore
WikipediaSingapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
The city-state has the world's highest percentage of millionaires, with 1 in 6 households.
Time Conversion Guide: Jakarta to Singapore
Jakarta runs on Western Indonesia Time (WIB) at UTC+07:00. Singapore runs on Singapore Standard Time (SGT) at UTC+08:00. That puts Jakarta 1 hour ahead of Singapore — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in Jakarta it is 10:00 AM in Singapore. Midnight in Jakarta is 1:00 AM in Singapore. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Jakarta to Singapore time conversion table
| Jakarta (WIB) | Singapore (SGT) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert Jakarta to Singapore time
- Scheduling a call from Jakarta to Singapore: a 10:00 AM start in Jakarta lands at 11:00 AM in Singapore, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Jakarta and Singapore are inside the 9-to-5 working day between 9:00 AM and 4:00 PM WIB time (10:00 AM–5:00 PM SGT). That is roughly 7 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Jakarta is 9:00 PM in Singapore makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM WIB" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM WIB as the recurring meeting window if you work primarily from Jakarta and need Singapore 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 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.
Best time to call between Jakarta and Singapore
Both Jakarta and Singapore sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM WIB, which is 10:00 AM–5:00 PM SGT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Jakarta and Singapore share 7 hours of working-hours overlap (9:00 AM–4:00 PM WIB), so scheduling a live meeting is straightforward.
Jakarta is 1 hour ahead of Singapore (WIB UTC+07:00 → SGT UTC+08:00). The shared working window is 9:00 AM–4:00 PM WIB. Remember to re-check around daylight-saving transitions.
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 Singapore?
Jakarta (WIB, UTC+07:00) is 1 hour ahead of Singapore (SGT, UTC+08:00). The gap is currently +1h.
How do I convert Jakarta time to Singapore time?
Add +1h to Jakarta local time. For example, 9:00 AM in Jakarta is 10:00 AM in Singapore.
What time is it in Singapore right now?
Singapore uses SGT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from Jakarta.
What is the best time to call Singapore from Jakarta?
Call between 9:00 AM and 4:00 PM WIB — that maps to 10:00 AM–5:00 PM SGT and keeps both parties inside the working day.
Which is ahead, Jakarta or Singapore?
Jakarta is 1 hour ahead of Singapore. When it is 12:00 PM in Jakarta it is 1:00 PM in Singapore.
Do Jakarta and Singapore use different time zones?
Jakarta (Indonesia) uses WIB at UTC+07:00, while Singapore (Singapore) uses SGT at UTC+08:00. The IANA identifiers are Asia/Jakarta and Asia/Singapore.
Does daylight saving time affect the Jakarta–Singapore difference?
Neither zone observes daylight saving time, so the +1h offset between Jakarta and Singapore 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 Singapore?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between Jakarta and Singapore?
Singapore is +1h 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 Singapore in?
Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
What are the business hours in Jakarta?
Standard business hours in Jakarta are 8:00 AM - 5:00 PM WIB.
What are the business hours in Singapore?
Standard business hours in Singapore are 9:00 AM - 6:00 PM SGT.
What is the best time to schedule a call between Jakarta and Singapore?
The best overlap for a call is when both cities are in business hours. Jakarta works 8:00 AM - 5:00 PM WIB and Singapore works 9:00 AM - 6:00 PM SGT (+1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Jakarta and Singapore?
Jakarta uses IDR (Rp) while Singapore uses SGD (S$). Check current exchange rates when planning travel or business between these cities.
How do Jakarta and Singapore compare in size?
Jakarta has a population of approximately 10.5 million (metro: 34.5 million), while Singapore has approximately 5.5 million (metro: 5.9 million).
What are the major landmarks in Jakarta and Singapore?
Jakarta is known for Monas, Istiqlal Mosque, Old Town (Kota Tua). Singapore is famous for Marina Bay Sands, Gardens by the Bay, Merlion.
Do Jakarta and Singapore have stock exchanges?
Yes. Jakarta has the IDX (Indonesia Stock Exchange) and Singapore has the SGX (Singapore Exchange). The +1h time difference affects trading hour overlaps between these exchanges.
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 SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in Jakarta, what time is it in Singapore?
When it is 12:00 AM (midnight) in Jakarta (WIB), it is +1h later in Singapore (SGT).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Jakarta time conversions
- jakarta to wib
- jakarta to indonesia
- jakarta to dubai
- jakarta to mumbai
- jakarta to delhi
- jakarta to bangalore
- jakarta to kathmandu
- jakarta to bangkok
- jakarta to hong kong
- jakarta to shanghai
- jakarta to beijing
- jakarta to tokyo
- jakarta to osaka
- jakarta to new york
- jakarta to london
- jakarta to sydney
- jakarta to los angeles
- jakarta to paris
- jakarta to berlin
- jakarta to toronto
- new york to jakarta
- london to jakarta
- dubai to jakarta
- tokyo to jakarta
- singapore to jakarta
- sydney to jakarta
- los angeles to jakarta
- paris to jakarta
- delhi to jakarta
- mumbai to jakarta
- berlin to jakarta
- hong kong to jakarta
- toronto to jakarta
- kathmandu to jakarta
See every conversion from Jakarta →·See every conversion from Singapore →