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AEST to IST Converter

IST is 4 hours and 30 minutes behind AEST

Current AEST Time
--:--:-- --
Australia/Sydney
Current IST Time
--:--:-- --
Asia/Kolkata
Time Diff
4h 30m behind
AEST
UTC+10
IST
UTC+5:30
Overlapping hours: 1.5:00 PM – 5:00 PM AEST (3.5h)

AEST to IST Conversion Table

Green rows indicate standard business hours (9 AM – 5 PM) in IST

AEST to IST time conversion table showing all 24 hours
AEST IST
12:00 AM 7:30 PM -1d
1:00 AM 8:30 PM -1d
2:00 AM 9:30 PM -1d
3:00 AM 10:30 PM -1d
4:00 AM 11:30 PM -1d
5:00 AM 12:30 AM
6:00 AM 1:30 AM
7:00 AM 2:30 AM
8:00 AM 3:30 AM
9:00 AM 4:30 AM
10:00 AM 5:30 AM
11:00 AM 6:30 AM
12:00 PM 7:30 AM
1:00 PM 8:30 AM
2:00 PM 9:30 AM
3:00 PM 10:30 AM
4:00 PM 11:30 AM
5:00 PM 12:30 PM
6:00 PM 1:30 PM
7:00 PM 2:30 PM
8:00 PM 3:30 PM
9:00 PM 4:30 PM
10:00 PM 5:30 PM
11:00 PM 6:30 PM

Converting Australian Eastern Standard Time to India Standard Time

Australian Eastern Standard Time (AEST) and India Standard Time (IST) are separated by a 4 hours and 30 minutes time difference. IST is 4 hours and 30 minutes behind AEST. AEST is UTC+10, used in Australia, while IST is UTC+5:30, used in India, Sri Lanka.

When converting from AEST to IST, the key reference points to remember are: 9:00 AM AEST equals 4:30 AM IST, 12:00 PM noon AEST equals 7:30 AM IST, and 5:00 PM AEST equals 12:30 PM IST. The conversion table above shows every hour of the day mapped between these two time zones.

Scheduling Across AEST and IST

For professionals scheduling meetings between AEST and IST, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 4 hours and 30 minutes difference, the window of overlap may be limited. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.

Daylight Saving Time Considerations

AEST observes Daylight Saving Time, switching to AEDT (UTC+11) during summer months. IST does not observe DST, staying at UTC+5:30 year-round. During DST transitions, the time difference between these zones may temporarily change by 1 hour. Always verify the current offset during spring and fall transition periods.

Frequently Asked Questions

What is the time difference between AEST and IST?
India Standard Time (IST) is 4 hours and 30 minutes behind Australian Eastern Standard Time (AEST). When it is 12:00 PM noon in AEST, it is 7:30 AM in IST.
How do I convert AEST to IST?
To convert AEST to IST, subtract 4 hours and 30 minutes from the AEST time. For example, 9:00 AM AEST is 4:30 AM IST. Use the conversion table above for a quick reference of all 24 hours.
Does AEST or IST observe Daylight Saving Time?
AEST observes Daylight Saving Time, switching to AEDT (UTC+11). IST does not observe Daylight Saving Time. During DST transitions, the time difference between these zones may change by 1 hour.
What is the best time to schedule a call between AEST and IST?
The best time to schedule a call between AEST and IST is during overlapping business hours. If you are in AEST, try scheduling between 9:00 AM and 5:00 PM your time, then check the conversion table above to see what that corresponds to in IST.
Is AEST ahead or behind IST?
AEST (UTC+10) is 4 hours and 30 minutes ahead of IST (UTC+5:30). AEST corresponds to the IANA time zone Australia/Sydney, while IST corresponds to Asia/Kolkata.

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Time Zone Info