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Indonesia to AEDT

+4h

Indonesia

WIBSOURCE
UTC+07:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

AEDT

AEDT
UTC+10:00DST observed
HH04
:
MM00
  
16:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Indonesia
AEDT
12:00 AM
3:00 AM
2:00 AM
5:00 AM
4:00 AM
7:00 AM
6:00 AM
9:00 AM
8:00 AM
11:00 AM
10:00 AM
1:00 PM
12:00 PM
3:00 PM
2:00 PM
5:00 PM
4:00 PM
7:00 PM
6:00 PM
9:00 PM
8:00 PM
11:00 PM
10:00 PM
1:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

WIB and AEDT on the World Map

The map below highlights the WIB (Western Indonesia Time) and AEDT (Australian Eastern Daylight Time) timezone regions across the globe.

WIBAEDTJakartaSurabayaBandungMedanSydneyMelbourneCanberraHobart
WIB Zone
→
AEDT Zone

Explore all world timezones interactively →

WIB – Western Indonesia Time

UTC+07:00

Western Indonesia Time (WIB, UTC+07:00) covers Java, Sumatra and West Kalimantan, including Jakarta.

Countries in WIB
Indonesia (Java, Sumatra, West Kalimantan)
Major Cities in WIB
JakartaSurabayaBandungMedanPalembang
Key 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.
  • •Jakarta is the largest city in Southeast Asia by population.
  • •WIB shares the UTC+07:00 offset with Indochina Time.
Daylight Saving:No – UTC+07:00 year-round
Learn more about WIB on Wikipedia

AEDT – Australian Eastern Daylight Time

UTC+11:00

Australian Eastern Daylight Time (AEDT, UTC+11:00) is the daylight saving period in south-eastern Australia, from October to April.

Countries in AEDT
Australia (NSW, Victoria, Tasmania, ACT)
Major Cities in AEDT
SydneyMelbourneCanberraHobartNewcastle
Key Facts about AEDT
  • •AEDT runs from the first Sunday in October to the first Sunday in April.
  • •AEDT is one hour ahead of Australian Eastern Standard Time (AEST).
  • •Queensland does not observe daylight saving, so Brisbane stays on AEST.
  • •During AEDT, Sydney is 16 hours ahead of New York and 11 hours ahead of UTC.
Daylight Saving:Yes – switches to AEDT
Learn more about AEDT on Wikipedia

Indonesia vs AEDT: Offsets, DST and Best Call Times

Indonesia runs on Western Indonesia Time (WIB) at UTC+07:00. AEDT runs on Australian Eastern Daylight Time (AEDT) at UTC+11:00. That puts Indonesia 4 hours ahead of AEDT — a difference of +4h at the current offsets.

In practice, when it is 9:00 AM in Indonesia it is 1:00 PM in AEDT. Midnight in Indonesia is 4:00 AM in AEDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Indonesia to AEDT time conversion table

Indonesia (WIB)AEDT (AEDT)Day
12:00 AM4:00 AMsame day
6:00 AM10:00 AMsame day
7:00 AM11:00 AMsame day
8:00 AM12:00 PMsame day
9:00 AM1:00 PMsame day
12:00 PM4:00 PMsame day
3:00 PM7:00 PMsame day
5:00 PM9:00 PMsame day
6:00 PM10:00 PMsame day
9:00 PM1:00 AMnext day

Why people convert Indonesia to AEDT time

  • Scheduling a call from Indonesia to AEDT: a 10:00 AM start in Indonesia lands at 2:00 PM in AEDT, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Indonesia and AEDT are inside the 9-to-5 working day between 9:00 AM and 1:00 PM WIB time (1:00 PM–5:00 PM AEDT). That is roughly 4 hours of usable overlap.
  • Keeping family and friends in sync: knowing that 8:00 PM in Indonesia is 12:00 AM in AEDT 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 +4h gap is not.
  • Block 9:00 AM–1:00 PM WIB as the recurring meeting window if you work primarily from Indonesia and need AEDT 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 AEDT (Australian Eastern Daylight Time)

Australian Eastern Daylight Time (AEDT) is the daylight saving period in south-eastern Australia, one hour ahead of Australian Eastern Standard Time (AEST, UTC+10:00). Because Australia is in the southern hemisphere, AEDT runs through the summer — from the first Sunday in October to the first Sunday in April — which is almost exactly the reverse of the European and North American schedules. New South Wales, Victoria, Tasmania and the Australian Capital Territory observe it; Queensland and the Northern Territory do not, so Brisbane stays on AEST year round while Sydney moves to AEDT. During AEDT, Sydney is 11 hours ahead of UTC and 16 hours ahead of New York.

Best time to call between Indonesia and AEDT

Both Indonesia and AEDT sit inside the 9 AM – 5 PM working day between 9:00 AM–1:00 PM WIB, which is 1:00 PM–5:00 PM AEDT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Indonesia and AEDT overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.

Indonesia is 4 hours ahead of AEDT (WIB UTC+07:00 → AEDT UTC+11:00). The shared working window is 9:00 AM–1:00 PM WIB. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Indonesia

Does not observe DST

AEDT

❄ Currently in Standard Time

Standard: UTC+10:00 · DST: UTC+11:00

Clocks spring forward on Sat, Oct 3, 2026

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳
History of Timekeeping
From sundials to atomic clocks - 5000 years of measuring time
🌍
How Time Zones Work
UTC, offsets, and why zones don't follow straight lines
☀️
Daylight Saving Time
DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Indonesia and AEDT?

Indonesia (WIB, UTC+07:00) is 4 hours ahead of AEDT (AEDT, UTC+11:00). The gap is currently +4h.

How do I convert Indonesia time to AEDT time?

Add +4h to Indonesia local time. For example, 9:00 AM in Indonesia is 1:00 PM in AEDT.

What time is it in AEDT right now?

AEDT uses AEDT at UTC+11:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h offset from Indonesia.

What is the best time to call AEDT from Indonesia?

Call between 9:00 AM and 1:00 PM WIB — that maps to 1:00 PM–5:00 PM AEDT and keeps both parties inside the working day.

Which is ahead, Indonesia or AEDT?

Indonesia is 4 hours ahead of AEDT. When it is 12:00 PM in Indonesia it is 4:00 PM in AEDT.

Do Indonesia and AEDT use different time zones?

Indonesia (Indonesia) uses WIB at UTC+07:00, while AEDT uses AEDT at UTC+11:00. The IANA identifiers are Asia/Jakarta and Australia/Sydney.

Does daylight saving time affect the Indonesia–AEDT difference?

Neither zone observes daylight saving time, so the +4h offset between Indonesia and AEDT is fixed all year.

Which other cities share Indonesia's time zone?

WIB also covers Jakarta, Surabaya, Bandung, Medan, Palembang.

Which countries use WIB, Indonesia's zone?

WIB is used in Indonesia (Java, Sumatra, West Kalimantan).

Is there a day difference between Indonesia and AEDT?

Not normally. The +4h gap only pushes the date over for late-evening times.

What is the time difference between Indonesia and AEDT?

AEDT is +4h from Indonesia.

What timezone is Indonesia in?

Indonesia operates on its local timezone.

What timezone is AEDT in?

AEDT operates on its local timezone.

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 AEDT timezone?

Major cities in the AEDT timezone include Sydney, Melbourne, Canberra, Hobart, Newcastle.

What is the UTC offset for AEDT?

Australian Eastern Daylight Time (AEDT) is at UTC+11:00. During daylight saving time, it shifts to AEDT.

What should I know about the AEDT timezone?

AEDT runs from the first Sunday in October to the first Sunday in April. AEDT is one hour ahead of Australian Eastern Standard Time (AEST).

When is it midnight in Indonesia, what time is it in AEDT?

When it is 12:00 AM (midnight) in Indonesia (WIB), it is +4h later in AEDT (AEDT).

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