AEST to IST Converter
IST is 5 hours 30 minutes behind AEDT. 9:00 AM AEDT = 3:30 AM IST.
IST is 5 hours 30 minutes behind AEDT at the moment. To convert AEST to IST, subtract 5 hours 30 minutes from the AEST time: 9:00 AM AEDT = 3:30 AM IST.
AEST (Australian Eastern Time) is used in New South Wales, Victoria, Tasmania, ACT; Queensland (Brisbane) all year. IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time).
Queensland stays on AEST all year. IST here means India Standard Time, not Irish or Israel Standard Time. AEST (Australian Eastern Standard Time) is not in force right now: New South Wales is currently on AEDT. This page uses whichever name applies on the date you pick, so the numbers below say AEDT.
AEST to IST time conversion table
AEST to IST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| AEST | IST | Day |
|---|---|---|
| 12:00 AM AEDT | 6:30 PM IST | previous day |
| 1:00 AM AEDT | 7:30 PM IST | previous day |
| 2:00 AM AEDT | 8:30 PM IST | previous day |
| 3:00 AM AEDT | 9:30 PM IST | previous day |
| 4:00 AM AEDT | 10:30 PM IST | previous day |
| 5:00 AM AEDT | 11:30 PM IST | previous day |
| 6:00 AM AEDT | 12:30 AM IST | night |
| 7:00 AM AEDT | 1:30 AM IST | night |
| 8:00 AM AEDT | 2:30 AM IST | night |
| 9:00 AM AEDT | 3:30 AM IST | night |
| 10:00 AM AEDT | 4:30 AM IST | night |
| 11:00 AM AEDT | 5:30 AM IST | night |
| 12:00 PM AEDT | 6:30 AM IST | — |
| 1:00 PM AEDT | 7:30 AM IST | — |
| 2:00 PM AEDT | 8:30 AM IST | — |
| 3:00 PM AEDT | 9:30 AM IST | work hours |
| 4:00 PM AEDT | 10:30 AM IST | work hours |
| 5:00 PM AEDT | 11:30 AM IST | — |
| 6:00 PM AEDT | 12:30 PM IST | — |
| 7:00 PM AEDT | 1:30 PM IST | — |
| 8:00 PM AEDT | 2:30 PM IST | — |
| 9:00 PM AEDT | 3:30 PM IST | — |
| 10:00 PM AEDT | 4:30 PM IST | — |
| 11:00 PM AEDT | 5:30 PM IST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert AEST to IST
Subtract 5 hours 30 minutes from the AEST time to get IST.
Example: 9:00 AM AEDT = 3:30 AM IST.
Across midnight: 1:00 AM AEDT = 7:30 PM IST (previous day). The date changes, so always check the day as well as the hour.
Time difference between AEST and IST
The time difference between AEST and IST is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 4 Apr 2026: IST is 5 hours 30 minutes behind of AEST.
- 5 Apr 2026 – 3 Oct 2026: IST is 4 hours 30 minutes behind of AEST.
- 4 Oct 2026 – 31 Dec 2026: IST is 5 hours 30 minutes behind of AEST.
AEST and IST during daylight saving time
- AEST next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from AEDT (UTC+11) to AEST (UTC+10).
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
Best time for a meeting between AEST and IST
AEST and IST share 2 hours 30 minutes of the 9 AM–5 PM working day. Any time between 2:30 PM and 5:00 PM AEDT lands between 9:00 AM and 11:30 AM IST, inside working hours for both.
AEST to IST FAQ
What is the time difference between AEST and IST?
Right now IST is 5 hours 30 minutes behind AEDT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM AEST in IST?
9:00 AM AEDT is 3:30 AM IST.
What is 12 PM (noon) AEST in IST?
12:00 PM AEDT is 6:30 AM IST.
Is IST ahead of or behind AEST?
IST is 5 hours 30 minutes behind AEDT, so it is earlier in IST than in AEST.
Does AEST change for daylight saving time?
Yes. AEST next changes on 4 Apr 2027, when clocks go back one hour from AEDT to AEST.
Does IST change for daylight saving time?
No. IST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between AEST and IST?
AEST and IST share 2 hours 30 minutes of the 9 AM–5 PM working day. Any time between 2:30 PM and 5:00 PM AEDT lands between 9:00 AM and 11:30 AM IST, inside working hours for both.
Related conversions
Convert IST to AEST
Convert AEST to other time zones
Convert other time zones to IST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.