London to Port Louis: time difference
Port Louis is 4 h ahead of London. Live clocks for both, the working hours they share, and how each one sits against your own time.
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
London 20:38 8:38 PM Port Louis 00:38 12:38 AM You –:–
20:38 8:38 PM
Greenwich Mean Time · UTC+0
☀️ 07:03 · 🌙 16:27
00:38 12:38 AM
Mauritius Standard Time · UTC+4
☀️ 05:26 · 🌙 18:23
·
+4 h
Port Louis is 4 h ahead of London.
When you, London and Port Louis are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇧 London
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇲🇺 Port Louis
4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇲🇺 Port Louis |
|---|---|---|
| Local time | 20:38 | 00:38 |
| Local date | Friday, November 6, 2026 | Saturday, November 7, 2026 |
| Time zone | Greenwich Mean Time | Mauritius Standard Time |
| UTC offset | UTC+0 | UTC+4 |
| Offset from London | — | +4 h |
| IANA zone | Europe/London | Indian/Mauritius |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:03 | 05:26 |
| Sunset | 16:27 | 18:23 |
| Daylight | 9 h 24 min | 12 h 56 min |
| People on this clock | 8,908,083 | 147,688 |
Compare London with another city
More comparisons with London: the time zones next to it and the far side of the clock.
Big time differences
London and Port Louis: common questions
What is the time difference between London and Port Louis?
Port Louis is 4 hours ahead: it uses UTC+4, while London is on UTC+0.
If it is 9:00 AM in London, what time is it in Port Louis?
At 9:00 AM in London, clocks in Port Louis show 1:00 PM.
What time is it in Port Louis when it is 6:00 PM in London?
When it is 6:00 PM in London, it is 10:00 PM in Port Louis.
When is a good time to call Port Louis from London?
Between 9:00 AM and 2:00 PM in London – that is 1:00 PM to 6:00 PM in Port Louis – both places are within working hours (9:00 AM–6:00 PM).
From what time in London is it tomorrow in Port Louis?
Once it is 8:00 PM in London, the date in Port Louis has already changed. Until 4:00 AM in Port Louis, it is still the previous day in London.
Is the time difference between London and Port Louis the same all year?
No. Only London switches to summer time, so the gap changes twice a year. From March 28, 2027, Port Louis will be 3 hours ahead of London.
