South Africa to Indonesia
+5hSouth Africa
SASTSOURCEIndonesia
WIBGreen rows indicate typical business hours (9 AM - 5 PM)
SAST and WIB on the World Map
The map below highlights the SAST (South Africa Standard Time) and WIB (Western Indonesia Time) timezone regions across the globe.
SAST – South Africa Standard Time
UTC+02:00South Africa Standard Time (SAST) is the time zone for South Africa and neighboring countries, 2 hours ahead of UTC.
- •South Africa does not observe daylight saving time.
- •SAST is the same offset as EET and Israel Standard Time.
- •The Johannesburg Stock Exchange (JSE) is Africa's largest.
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.
Understanding the +5h Gap: South Africa vs Indonesia
South Africa runs on South Africa Standard Time (SAST) at UTC+02:00. Indonesia runs on Western Indonesia Time (WIB) at UTC+07:00. That puts South Africa 5 hours ahead of Indonesia — a difference of +5h at the current offsets.
In practice, when it is 9:00 AM in South Africa it is 2:00 PM in Indonesia. Midnight in South Africa is 5:00 AM in Indonesia. Neither zone observes daylight saving time, so the offset between them stays constant all year.
South Africa to Indonesia time conversion table
| South Africa (SAST) | Indonesia (WIB) | Day |
|---|---|---|
| 12:00 AM | 5:00 AM | same day |
| 6:00 AM | 11:00 AM | same day |
| 7:00 AM | 12:00 PM | same day |
| 8:00 AM | 1:00 PM | same day |
| 9:00 AM | 2:00 PM | same day |
| 12:00 PM | 5:00 PM | same day |
| 3:00 PM | 8:00 PM | same day |
| 5:00 PM | 10:00 PM | same day |
| 6:00 PM | 11:00 PM | same day |
| 9:00 PM | 2:00 AM | next day |
Why people convert South Africa to Indonesia time
- Scheduling a call from South Africa to Indonesia: a 10:00 AM start in South Africa lands at 3:00 PM in Indonesia, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both South Africa and Indonesia are inside the 9-to-5 working day between 9:00 AM and 12:00 PM SAST time (2:00 PM–5:00 PM WIB). That is roughly 3 hours of usable overlap.
- Coordinating a South Africa-based team with Indonesia 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 SAST" is unambiguous; "3 PM" across a +5h gap is not.
- Block 9:00 AM–12:00 PM SAST as the recurring meeting window if you work primarily from South Africa and need Indonesia colleagues present.
About SAST (South Africa Standard Time)
South Africa Standard Time (SAST) is used in South Africa, Lesotho, and Eswatini. SAST does not observe daylight saving time. Johannesburg and Cape Town are major economic hubs in Africa.
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.
Best time to call between South Africa and Indonesia
Both South Africa and Indonesia sit inside the 9 AM – 5 PM working day between 9:00 AM–12:00 PM SAST, which is 2:00 PM–5:00 PM WIB. That gives roughly 3 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
South Africa and Indonesia overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
South Africa is 5 hours ahead of Indonesia (SAST UTC+02:00 → WIB UTC+07:00). The shared working window is 9:00 AM–12:00 PM SAST. 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 South Africa and Indonesia?
South Africa (SAST, UTC+02:00) is 5 hours ahead of Indonesia (WIB, UTC+07:00). The gap is currently +5h.
How do I convert South Africa time to Indonesia time?
Add +5h to South Africa local time. For example, 9:00 AM in South Africa is 2:00 PM in Indonesia.
What time is it in Indonesia right now?
Indonesia uses WIB at UTC+07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +5h offset from South Africa.
What is the best time to call Indonesia from South Africa?
Call between 9:00 AM and 12:00 PM SAST — that maps to 2:00 PM–5:00 PM WIB and keeps both parties inside the working day.
Which is ahead, South Africa or Indonesia?
South Africa is 5 hours ahead of Indonesia. When it is 12:00 PM in South Africa it is 5:00 PM in Indonesia.
Do South Africa and Indonesia use different time zones?
South Africa (South Africa) uses SAST at UTC+02:00, while Indonesia (Indonesia) uses WIB at UTC+07:00. The IANA identifiers are Africa/Johannesburg and Asia/Jakarta.
Does daylight saving time affect the South Africa–Indonesia difference?
Neither zone observes daylight saving time, so the +5h offset between South Africa and Indonesia is fixed all year.
Which other cities share South Africa's time zone?
SAST also covers Johannesburg, Cape Town, Durban, Pretoria, Port Elizabeth.
Which countries use SAST, South Africa's zone?
SAST is used in South Africa, Lesotho, Eswatini.
Is there a day difference between South Africa and Indonesia?
Not normally. The +5h gap only pushes the date over for late-evening times.
What is the time difference between South Africa and Indonesia?
Indonesia is +5h from South Africa.
What timezone is South Africa in?
South Africa operates on its local timezone.
What timezone is Indonesia in?
Indonesia operates on its local timezone.
Which countries use SAST (South Africa Standard Time)?
SAST is used in South Africa, Lesotho, Eswatini.
Does SAST observe daylight saving time?
No, SAST does not observe daylight saving time and remains at UTC+02:00 year-round.
What are some interesting facts about SAST?
South Africa does not observe daylight saving time. SAST is the same offset as EET and Israel Standard Time.
Which cities are in the WIB timezone?
Major cities in the WIB timezone include Jakarta, Surabaya, Bandung, Medan, Palembang.
What is the UTC offset for WIB?
Western Indonesia Time (WIB) is at UTC+07:00.
What should I know about the WIB timezone?
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.
When is it midnight in South Africa, what time is it in Indonesia?
When it is 12:00 AM (midnight) in South Africa (SAST), it is +5h later in Indonesia (WIB).
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