IST to Australia time converter
Australia is 5 hours 30 minutes ahead of IST. When it is 9:00 AM in IST, it is 2:30 PM in Australia.
4:17 PM in IST, Sunday, October 18, 2026
Shared working hours (9:00–18:00)
IST to Australia conversion table
Every hour of today in IST and the matching time in Australia. Light rows are typical working hours (9:00–18:00).
| IST | Australia |
|---|---|
| 12:00 AM | 5:30 AM |
| 1:00 AM | 6:30 AM |
| 2:00 AM | 7:30 AM |
| 3:00 AM | 8:30 AM |
| 4:00 AM | 9:30 AM |
| 5:00 AM | 10:30 AM |
| 6:00 AM | 11:30 AM |
| 7:00 AM | 12:30 PM |
| 8:00 AM | 1:30 PM |
| 9:00 AM | 2:30 PM |
| 10:00 AM | 3:30 PM |
| 11:00 AM | 4:30 PM |
| 12:00 PM | 5:30 PM |
| 1:00 PM | 6:30 PM |
| 2:00 PM | 7:30 PM |
| 3:00 PM | 8:30 PM |
| 4:00 PM | 9:30 PM |
| 5:00 PM | 10:30 PM |
| 6:00 PM | 11:30 PM |
| 7:00 PM | 12:30 AM+1 day |
| 8:00 PM | 1:30 AM+1 day |
| 9:00 PM | 2:30 AM+1 day |
| 10:00 PM | 3:30 AM+1 day |
| 11:00 PM | 4:30 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 12:30 PM in IST (2:30 PM – 6:00 PM in Australia).
Daylight saving time and the difference
The difference changes during the year because IST and Australia switch clocks on different dates:
- Oct 18, 2026 – Apr 3, 2027: +5h 30m
- Apr 3, 2027 – Oct 2, 2027: +4h 30m
- Oct 2, 2027 – Oct 18, 2027: +5h 30m
More conversions
Questions and answers
What is the time difference between IST and Australia?
Australia is 5 hours 30 minutes ahead of IST.
What time is it in Australia when it is 9 AM in IST?
When it is 9:00 AM in IST, it is 2:30 PM in Australia.
When is the best time to call Australia from IST?
Both sides are at work from 9:00 AM – 12:30 PM in IST (2:30 PM – 6:00 PM in Australia).
Does the time difference between IST and Australia change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.