Time in London and Kolkata
The time difference between London and Kolkata is 4 hours 30 minutes. Kolkata is 4 hours 30 minutes ahead of London.
This means 9am in London is 1:30pm in Kolkata and 5pm in London is 9:30pm in Kolkata.
London
- The current local time in London is 2:14 am (June 13, 2026)
- London is in the British Summer Time Zone
- The time zone offset for London, United Kingdom, is UTC+01:00
Kolkata
- The current local time in Kolkata is 6:44 am (June 13, 2026)
- Kolkata is in the Indian Standard Time Zone
- The time zone offset for Kolkata, India, is UTC+05:30
How to convert London time to Kolkata time?
Add 4 hours 30 minutes to London time to get Kolkata time.
Time in London
00:00
Time in Kolkata
00:00
Use the slider above to convert London time to Kolkata time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| London | Kolkata |
|---|---|
| 12am | 4:30am |
| 1am | 5:30am |
| 2am | 6:30am |
| 3am | 7:30am |
| 4am | 8:30am |
| 5am | 9:30am |
| 6am | 10:30am |
| 7am | 11:30am |
| 8am | 12:30pm |
| 9am | 1:30pm |
| 10am | 2:30pm |
| 11am | 3:30pm |
| 12pm | 4:30pm |
| 1pm | 5:30pm |
| 2pm | 6:30pm |
| 3pm | 7:30pm |
| 4pm | 8:30pm |
| 5pm | 9:30pm |
| 6pm | 10:30pm |
| 7pm | 11:30pm |
| 8pm | 0:30am |
| 9pm | 1:30am |
| 10pm | 2:30am |
| 11pm | 3:30am |