Kolkata to London time converter
Kolkata is currently 4 hours 30 minutes ahead of London.
Kolkata
13:45
Mon, Oct 12
London
09:15
Mon, Oct 12
Mon, Oct 12, 2026Mon, Oct 12
Kolkata to London time conversion table
Times for Mon, Oct 12, 2026 in Kolkata.
| Kolkata | London |
|---|---|
| 00:0012:00 AM | 19:307:30 PMprevious day |
| 01:001:00 AM | 20:308:30 PMprevious day |
| 02:002:00 AM | 21:309:30 PMprevious day |
| 03:003:00 AM | 22:3010:30 PMprevious day |
| 04:004:00 AM | 23:3011:30 PMprevious day |
| 05:005:00 AM | 00:3012:30 AM |
| 06:006:00 AM | 01:301:30 AM |
| 07:007:00 AM | 02:302:30 AM |
| 08:008:00 AM | 03:303:30 AM |
| 09:009:00 AM | 04:304:30 AM |
| 10:0010:00 AM | 05:305:30 AM |
| 11:0011:00 AM | 06:306:30 AM |
| 12:0012:00 PM | 07:307:30 AM |
| 13:001:00 PM | 08:308:30 AM |
| 14:002:00 PM | 09:309:30 AM |
| 15:003:00 PM | 10:3010:30 AM |
| 16:004:00 PM | 11:3011:30 AM |
| 17:005:00 PM | 12:3012:30 PM |
| 18:006:00 PM | 13:301:30 PM |
| 19:007:00 PM | 14:302:30 PM |
| 20:008:00 PM | 15:303:30 PM |
| 21:009:00 PM | 16:304:30 PM |
| 22:0010:00 PM | 17:305:30 PM |
| 23:0011:00 PM | 18:306:30 PM |
What is the time difference between Kolkata and London?
Kolkata is currently 4 hours 30 minutes ahead of London. The difference can change when either city switches to or from daylight saving time.
Is Kolkata ahead of or behind London?
Kolkata is ahead of London by 4 hours 30 minutes. When it is 12:00 in London, it is 16:30 in Kolkata.
When it is 9:00 in Kolkata, what time is it in London?
When it is 9:00 in Kolkata, it is 4:30 in London.
Does the time difference between Kolkata and London change?
Yes. On Sun, Oct 25, 2026, London moves its clocks back 1 hour, so Kolkata will be 5 hours 30 minutes ahead of London.
What is the best time for a call between Kolkata and London?
Working hours (9:00 to 17:00) overlap from 13:30 to 17:00 in Kolkata, which is 9:00 to 12:30 in London. That gives 3 hours 30 minutes of shared office time.