Convert India Standard Time (IST) to Australian Eastern Time. Live clocks, an instant converter, best-time-to-call overlap and an hourly reference table for Sydney, Australia.
India Standard Time (IST) is 4 hours 30 minutes behind Sydney. That gap widens by an hour while Australia is on daylight saving time.
| IST | Sydney (Australian Eastern Time) |
|---|---|
| 00:00 | 4:30 AM |
| 01:00 | 5:30 AM |
| 02:00 | 6:30 AM |
| 03:00 | 7:30 AM |
| 04:00 | 8:30 AM |
| 05:00 | 9:30 AM |
| 06:00 | 10:30 AM |
| 07:00 | 11:30 AM |
| 08:00 | 12:30 PM |
| 09:00 | 1:30 PM |
| 10:00 | 2:30 PM |
| 11:00 | 3:30 PM |
| 12:00 | 4:30 PM |
| 13:00 | 5:30 PM |
| 14:00 | 6:30 PM |
| 15:00 | 7:30 PM |
| 16:00 | 8:30 PM |
| 17:00 | 9:30 PM |
| 18:00 | 10:30 PM |
| 19:00 | 11:30 PM |
| 20:00 | 12:30 AM next day |
| 21:00 | 1:30 AM next day |
| 22:00 | 2:30 AM next day |
| 23:00 | 3:30 AM next day |
Best time to call: 9:00 AM – 1:30 PM IST
India Standard Time is the one time zone used across the entire country, set 5 hours 30 minutes ahead of UTC. It was adopted in 1947, based on a meridian 82.5°E of Greenwich that runs near Mirzapur, Uttar Pradesh.
Australian Eastern Time is the time zone used in Australia, at UTC+10 standard time. Clocks move forward to UTC+11 for part of the year and back again when daylight saving time ends.
India Standard Time (IST) is the single time zone used across all of India, fixed at UTC+5:30. Every state and city runs on the same clock; India does not use daylight saving time.
India Standard Time (IST) is 4 hours 30 minutes behind Sydney. This narrows or widens by an hour when daylight saving time starts or ends on their side.
IST is behind Sydney, by 4 hours 30 minutes.
When it is 12:00 PM IST, it is 4:30 PM in Sydney.
When it is 5:00 PM in Sydney, it is 12:30 PM IST.
No. India Standard Time stays at UTC+5:30 all year - it has not used daylight saving since a brief trial during the 1962 and 1965 wars.
Yes - Sydney observes daylight saving time, so the time difference with India shifts by an hour for part of the year.
India never changes its clocks, but Australia does. When Australia is on its daylight saving time, the gap with IST shrinks by an hour; when it switches back to standard time, the gap returns to its usual width.
Australia next changes its clocks on October 4, 2026, switching to AEDT - the gap with India shifts by an hour from that date.
Best time to call: 9:00 AM – 1:30 PM IST
Use the live clock above for the current time in Sydney (Australian Eastern Time), updated every second.
Use the interactive converter above - pick a time in either zone and the other updates instantly. The hourly reference table further down covers every hour of the day.