What time is 6 AM in London in Kolkata?
Instant time conversion · United Kingdom to India
When it's 6 AM in London (GMT+1)…
London to Kolkata — Time Conversion
When it is 6 AM in London (British Summer Time, GMT+1), it is 10:30 AM in Kolkata (India Standard Time, GMT+5:30).Kolkata is 4 hours and 30 minutes ahead of London.
Use the table above to see the equivalent time in Kolkata and other major cities worldwide. Click any row to open the full hour page for that destination.
All London hours → Kolkata
Frequently Asked Questions
What time is 6 AM in London in Kolkata?
6 AM London time (GMT+1) equals 10:30 AM in Kolkata (GMT+5:30).
What is the time difference between London and Kolkata?
Kolkata is 4 hours and 30 minutes ahead of London. London uses British Summer Time (GMT+1, UTC+1) and Kolkata uses India Standard Time (GMT+5:30, UTC+5:30).
Is 6 AM London a good time to call Kolkata?
Yes — 6 AM in London corresponds to 10:30 AM in Kolkata, which is within standard business hours (9 AM–5 PM). This is a good time for international calls.
How do I convert time from London to Kolkata?
To convert London time to Kolkata time, add (+4:30) hours. For example, 6 AM GMT+1 = 10:30 AM GMT+5:30.
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