Time difference between Colombo and London
5h 30m
Colombo is 5h 30m ahead of London.
Does daylight saving change it?
Yes. In winter the gap is 5h 30m; in summer it is 4h 30m. Only London observes daylight saving.
Overlapping work hours
Between 15:00 and 18:00 in Colombo, London is also at work — 3 hours a day.
Colombo time → London time
| 00:00 | 18:30prev day |
|---|---|
| 01:00 | 19:30prev day |
| 02:00 | 20:30prev day |
| 03:00 | 21:30prev day |
| 04:00 | 22:30prev day |
| 05:00 | 23:30prev day |
| 06:00 | 00:30 |
| 07:00 | 01:30 |
| 08:00 | 02:30 |
| 09:00 | 03:30 |
| 10:00 | 04:30 |
| 11:00 | 05:30 |
| 12:00 | 06:30 |
| 13:00 | 07:30 |
| 14:00 | 08:30 |
| 15:00 | 09:30 |
| 16:00 | 10:30 |
| 17:00 | 11:30 |
| 18:00 | 12:30 |
| 19:00 | 13:30 |
| 20:00 | 14:30 |
| 21:00 | 15:30 |
| 22:00 | 16:30 |
| 23:00 | 17:30 |
Standard time (January). During daylight saving each row shifts by an hour.
Frequently asked questions
Q. How many hours is Colombo ahead of London?
5h 30m on standard time. During daylight saving it becomes 4h 30m, an hour more or less.
Q. What time is it in London when it is noon in Colombo?
Read the 12:00 row of the 24-hour table below. The table is on standard time, so each row shifts an hour during daylight saving.
Q. When should we schedule a meeting?
The two cities' work hours (09:00–18:00) overlap for 3 hours a day. Anything inside that window catches both sides at work.