Castries to London time
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AST · UTC−4 → GMT · UTC+0
Castries is 4 hours behind London
Castries · AST
Sunday, 8 November 2026
London · GMT
Sunday, 8 November 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
0003060912151821
CastriesAST · -04:00
0003060912151821
LondonGMT · +00:00
0407101316192201
Shared working hours: 09:00–14:00 in Castries is 13:00–18:00 in London.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
10:33 Sun 8 Nov Castries = 14:33 Sun 8 Nov London
Hour-by-hour conversion
| CastriesEvery hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | London | |
|---|---|---|
| 00:00 | 04:00 | |
| 01:00 | 05:00 | |
| 02:00 | 06:00 | |
| 03:00 | 07:00 | |
| 04:00 | 08:00 | |
| 05:00 | 09:00 | |
| 06:00 | 10:00 | |
| 07:00 | 11:00 | |
| 08:00 | 12:00 | |
| 09:00 | 13:00 | Both at work |
| 10:00 | 14:00 | Now |
| 11:00 | 15:00 | Both at work |
| 12:00 | 16:00 | Both at work |
| 13:00 | 17:00 | Both at work |
| 14:00 | 18:00 | |
| 15:00 | 19:00 | |
| 16:00 | 20:00 | |
| 17:00 | 21:00 | |
| 18:00 | 22:00 | |
| 19:00 | 23:00 | |
| 20:00 | 00:00next day | |
| 21:00 | 01:00next day | |
| 22:00 | 02:00next day | |
| 23:00 | 03:00next day |
Planning between Castries and London
Castries (America/St_Lucia) is UTC−4 and London (Europe/London) is UTC+0 right now. Working hours are shown as 09:00–18:00 local, sleeping hours as 23:00–07:00.
- 09:00 in Castries is 13:00 in London
- 12:00 in Castries is 16:00 in London
- 15:00 in Castries is 19:00 in London
- 18:00 in Castries is 22:00 in London
Reverse: London to Castries. Or open both in the meeting planner with more cities.