AEST (Sydney) to IST (Kolkata) Converter
Convert between AEST (Sydney) and IST (Kolkata).
11:26:17 AM06:56:17 AM
Interactive Time Converter
Live updates • DST aware
AEST (Sydney)
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IST (Kolkata)
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Real-time difference
IST (Kolkata) is 4.5 hours behind AEST (Sydney)
Best for
AEST (Sydney) AM
Avoid
IST (Kolkata) PM
From
AEST (Sydney)
Currently Morning in AEST (Sydney)
To
IST (Kolkata)
Currently Early Morning in IST (Kolkata)
24-Hour Time Comparison
UTC → AEST (Sydney) → IST (Kolkata)
Business Hours: 9:00 AM - 5:00 PM (UTC +10:00)
Business Hours: 9:00 AM - 5:00 PM (UTC +05:30)
Best time to schedule meetings: When both timezones are in business hours (9 AM - 5 PM)
AEST (Sydney) is 4h 30m ahead of IST (Kolkata)
Popular Time Zone Pairs
Most frequently converted combinations
Frequently Asked Questions
Everything you need to know about AEST (Sydney) to IST (Kolkata) time conversion
General Questions
IST (Kolkata) is 4 hours and 30 minutes behind AEST (Sydney).
This means that right now, when it is 12:00 AM in AEST (Sydney), it is 7:30 PM in IST (Kolkata).
Conversely, when it is 12:00 AM in IST (Kolkata), it is 4:30 AM in AEST (Sydney).