IST to AEST Converter

Convert India Standard Time (IST) to Australian Eastern Time (AEST), with daylight saving time handled for you.

AEST to IST

Now in IST

11:32 PM

India Standard Time · New Delhi

Now in AEST

4:02 AM

Australian Eastern Time · Sydney

Results

11:32 PM IST in AEST

4:02 AM

Australian Eastern Time · next day · right now AEST is 4 hours 30 minutes ahead of IST

Times follow New Delhi for IST and Sydney for AEST, using the IANA time zone database.

IST to AEST time difference

AEST is 5 hours 30 minutes ahead of IST for most of 2026, and 4 hours 30 minutes ahead of IST for about 182 days, because daylight saving time changes on different dates.

India Standard Time does not use daylight saving time. In 2026, Australian Eastern Time switches back to AEST on April 5 and to AEDT on October 4.

IST to AEST conversion table

Every hour on 2026-09-28. Highlighted rows fall inside 9 AM–5 PM in both zones.

IST (India Standard Time)AEST (Australian Eastern Time)
12:00 AM4:30 AM
1:00 AM5:30 AM
2:00 AM6:30 AM
3:00 AM7:30 AM
4:00 AM8:30 AM
5:00 AM9:30 AM
6:00 AM10:30 AM
7:00 AM11:30 AM
8:00 AM12:30 PM
9:00 AM1:30 PM
10:00 AM2:30 PM
11:00 AM3:30 PM
12:00 PM4:30 PM
1:00 PM5:30 PM
2:00 PM6:30 PM
3:00 PM7:30 PM
4:00 PM8:30 PM
5:00 PM9:30 PM
6:00 PM10:30 PM
7:00 PM11:30 PM
8:00 PM12:30 AM · next day
9:00 PM1:30 AM · next day
10:00 PM2:30 AM · next day
11:00 PM3:30 AM · next day

Working hours overlap

On 2026-09-28, a 9 AM–5 PM workday in IST and in AEST overlap for about 4 hours, from 9:00 AM to 1:00 PM IST (1:30 PM to 5:30 PM AEST).

Convert IST to other time zones

How to use

Follow these steps to get a result

  1. Pick a date and a time in India Standard Time (IST).

  2. Read the matching AEST time, including whether it falls on the next or previous day.

  3. Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

Features

What this tool includes

  • Live clocks for both time zones

  • Daylight saving time handled automatically

  • 24-hour conversion table

  • Working-hours overlap

FAQ

Common questions about this tool

AEST is 5 hours 30 minutes ahead of IST for most of 2026, and 4 hours 30 minutes ahead of IST for about 182 days, because daylight saving time changes on different dates.

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