Colombo to London Time Converter
Quick answers
Selected conversion
5:30 pm17:30 IST (UTC+5:30), Oct 9, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 9, 2026
Colombo is 4 hours and 30 minutes ahead of London.
How the time difference changes
For most of the year, Colombo is 4 hours and 30 minutes ahead of London. At other times of the year, Colombo is 5 hours and 30 minutes ahead of London.
For most of the year, working hours of 9:00 am to 5:00 pm in Colombo correspond to 4:30 am to 12:30 pm in London. At other times of the year, working hours of 9:00 am to 5:00 pm in Colombo correspond to 3:30 am to 11:30 am in London.For most of the year, working hours of 09:00 to 17:00 in Colombo correspond to 04:30 to 12:30 in London. At other times of the year, working hours of 09:00 to 17:00 in Colombo correspond to 03:30 to 11:30 in London.
Compare Colombo time with London time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
IST (India Standard Time) is 4 hours and 30 minutes ahead of BST (British Summer Time).
5:30 pm17:30 in Colombo, Sri Lanka is 1:00 pm13:00 in London, United Kingdom
Colombo to London call time
Best time for a conference call or a meeting is between 1:30pm-5pm13:30-17:00 in Colombo which corresponds to 9am-12:30pm09:00-12:30 in London
5:30 pm17:30 IST (India Standard Time) (Colombo, Sri Lanka). Offset UTC +5:30 hours
1:00 pm13:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
5:30 pm17:30 Colombo, Sri Lanka / 1:00 pm13:00 London, United Kingdom
| Colombo, Sri Lanka | London, United Kingdom |
|---|---|
| 12:00am | 7:30pm |
| 1:00am | 8:30pm |
| 2:00am | 9:30pm |
| 3:00am | 10:30pm |
| 4:00am | 11:30pm |
| 5:00am | 12:30am |
| 6:00am | 1:30am |
| 7:00am | 2:30am |
| 8:00am | 3:30am |
| 9:00am | 4:30am |
| 10:00am | 5:30am |
| 11:00am | 6:30am |
| 12:00pm | 7:30am |
| 1:00pm | 8:30am |
| 2:00pm | 9:30am |
| 3:00pm | 10:30am |
| 4:00pm | 11:30am |
| 5:00pm | 12:30pm |
| 6:00pm | 1:30pm |
| 7:00pm | 2:30pm |
| 8:00pm | 3:30pm |
| 9:00pm | 4:30pm |
| 10:00pm | 5:30pm |
| 11:00pm | 6:30pm |
| 00:00 | 19:30 |
| 01:00 | 20:30 |
| 02:00 | 21:30 |
| 03:00 | 22:30 |
| 04:00 | 23:30 |
| 05:00 | 00:30 |
| 06:00 | 01:30 |
| 07:00 | 02:30 |
| 08:00 | 03:30 |
| 09:00 | 04:30 |
| 10:00 | 05:30 |
| 11:00 | 06:30 |
| 12:00 | 07:30 |
| 13:00 | 08:30 |
| 14:00 | 09:30 |
| 15:00 | 10:30 |
| 16:00 | 11:30 |
| 17:00 | 12:30 |
| 18:00 | 13:30 |
| 19:00 | 14:30 |
| 20:00 | 15:30 |
| 21:00 | 16:30 |
| 22:00 | 17:30 |
| 23:00 | 18:30 |
Colombo Information
Time Zone
Colombo Facts
London Information
Time Zone
GMT - Greenwich Mean Time
+0:00 hours during Greenwich Mean Time.
Sunday, March 29, 2026 at 1:00 amSunday, March 29, 2026 at 01:00 local time. DST starts annually on the last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 29, 2026 at 2:00 amSunday, March 29, 2026 at 02:00 local daylight time instead. Also called Spring Forward or Summer Time.
Sunday, October 25, 2026 at 2:00 amSunday, October 25, 2026 at 02:00 local time. DST ends annually on the last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 25, 2026 at 1:00 amSunday, October 25, 2026 at 01:00 local standard time instead. Also called Fall Back or switch to Winter Time.