Jakarta to PST
-15hJakarta
WIBSOURCEPST
PSTGreen rows indicate typical business hours (9 AM - 5 PM)
WIB and PST on the World Map
The map below highlights the WIB (Western Indonesia Time) and PST (Pacific 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.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
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).
Everything You Need to Know About Jakarta and PST Time
Jakarta runs on Western Indonesia Time (WIB) at UTC+07:00. PST runs on Pacific Standard Time (PST) at UTC-08:00. That puts Jakarta 15 hours behind PST — a difference of -15h at the current offsets.
In practice, when it is 9:00 AM in Jakarta it is 6:00 PM in PST on the previous day. Midnight in Jakarta is 9:00 AM in PST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Jakarta to PST time conversion table
| Jakarta (WIB) | PST (PST) | Day |
|---|---|---|
| 12:00 AM | 9:00 AM | previous day |
| 6:00 AM | 3:00 PM | previous day |
| 7:00 AM | 4:00 PM | previous day |
| 8:00 AM | 5:00 PM | previous day |
| 9:00 AM | 6:00 PM | previous day |
| 12:00 PM | 9:00 PM | previous day |
| 3:00 PM | 12:00 AM | same day |
| 5:00 PM | 2:00 AM | same day |
| 6:00 PM | 3:00 AM | same day |
| 9:00 PM | 6:00 AM | same day |
Why people convert Jakarta to PST time
- Scheduling a call from Jakarta to PST: a 10:00 AM start in Jakarta lands at 7:00 PM in PST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -15h gap: Jakarta and PST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in PST is 6:00 PM in Jakarta.
- Watching a live event or market open: Jakarta viewers need 6:00 PM in PST to catch a 9:00 AM start there, and 3:00 PM if the event is anchored to Jakarta.
- Always state the zone abbreviation, not just the hour. "3:00 PM WIB" is unambiguous; "3 PM" across a -15h gap is not.
- With a -15h gap there is no shared 9-to-5 window, so alternate the early start: one week Jakarta takes the early slot, the next week PST does.
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 PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
Best time to call between Jakarta and PST
With a -15h offset there is no overlap inside a normal 9 AM – 5 PM day. PST opens at 9:00 AM PST, which is 6:00 PM in Jakarta, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Jakarta and PST have no shared working hours because of the -15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Jakarta is 15 hours behind PST (WIB UTC+07:00 → PST UTC-08:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Jakarta
Does not observe DST
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 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 PST?
Jakarta (WIB, UTC+07:00) is 15 hours behind PST (PST, UTC-08:00). The gap is currently -15h.
How do I convert Jakarta time to PST time?
Add -15h to Jakarta local time. For example, 9:00 AM in Jakarta is 6:00 PM in PST (previous day).
What time is it in PST right now?
PST uses PST at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -15h offset from Jakarta.
What is the best time to call PST from Jakarta?
There is no shared working-hours window because of the -15h gap. The closest option is 1:00 PM in Jakarta, which is 10:00 PM in PST.
Which is behind, Jakarta or PST?
Jakarta is 15 hours behind PST. When it is 12:00 PM in Jakarta it is 9:00 PM in PST.
Do Jakarta and PST use different time zones?
Jakarta (Indonesia) uses WIB at UTC+07:00, while PST uses PST at UTC-08:00. The IANA identifiers are Asia/Jakarta and America/Los_Angeles.
Does daylight saving time affect the Jakarta–PST difference?
Neither zone observes daylight saving time, so the -15h offset between Jakarta and PST 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 PST?
Sometimes. The -15h gap is large enough that 8:00 PM or later in Jakarta already falls on the in PST.
What is the time difference between Jakarta and PST?
PST is -15h 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 PST in?
PST 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 PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in Jakarta, what time is it in PST?
When it is 12:00 AM (midnight) in Jakarta (WIB), it is -15h later in PST (PST).
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