IST to East Side Time Converter
Quick answers
Selected conversion
5:30 pm17:30 IST (UTC+5:30), Oct 9, 2026 = 9:30 pm21:30 ACST (UTC+9:30), Oct 9, 2026
IST is 4 hours behind East Side.
How the time difference changes
IST is 4 hours behind East Side year-round.
Working hours of 9:00 am to 5:00 pm in IST correspond to 1:00 pm to 9:00 pm in East Side.Working hours of 09:00 to 17:00 in IST correspond to 13:00 to 21:00 in East Side.
Compare IST time with East Side time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 4 hours behind ACST (Australian Central Standard Time).
5:30 pm17:30 in IST is 9:30 pm21:30 in East Side, Australia
IST to East Side call time
Best time for a conference call or a meeting is between 9am-1pm09:00-13:00 in IST which corresponds to 1pm-5pm13:00-17:00 in East Side
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
9:30 pm21:30 ACST (Australian Central Standard Time) (East Side, Australia). Offset UTC +9:30 hours
5:30 pm17:30 IST / 9:30 pm21:30 East Side, Australia
| IST | East Side, Australia |
|---|---|
| 12:00am | 4:00am |
| 1:00am | 5:00am |
| 2:00am | 6:00am |
| 3:00am | 7:00am |
| 4:00am | 8:00am |
| 5:00am | 9:00am |
| 6:00am | 10:00am |
| 7:00am | 11:00am |
| 8:00am | 12:00pm |
| 9:00am | 1:00pm |
| 10:00am | 2:00pm |
| 11:00am | 3:00pm |
| 12:00pm | 4:00pm |
| 1:00pm | 5:00pm |
| 2:00pm | 6:00pm |
| 3:00pm | 7:00pm |
| 4:00pm | 8:00pm |
| 5:00pm | 9:00pm |
| 6:00pm | 10:00pm |
| 7:00pm | 11:00pm |
| 8:00pm | 12:00am |
| 9:00pm | 1:00am |
| 10:00pm | 2:00am |
| 11:00pm | 3:00am |
| 00:00 | 04:00 |
| 01:00 | 05:00 |
| 02:00 | 06:00 |
| 03:00 | 07:00 |
| 04:00 | 08:00 |
| 05:00 | 09:00 |
| 06:00 | 10:00 |
| 07:00 | 11:00 |
| 08:00 | 12:00 |
| 09:00 | 13:00 |
| 10:00 | 14:00 |
| 11:00 | 15:00 |
| 12:00 | 16:00 |
| 13:00 | 17:00 |
| 14:00 | 18:00 |
| 15:00 | 19:00 |
| 16:00 | 20:00 |
| 17:00 | 21:00 |
| 18:00 | 22:00 |
| 19:00 | 23:00 |
| 20:00 | 00:00 |
| 21:00 | 01:00 |
| 22:00 | 02:00 |
| 23:00 | 03:00 |
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Chennai, Kolkata.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2