Chennai (Madras) to London: time difference
London is 4 h 30 min behind Chennai (Madras). Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chennai (Madras) 08:56 8:56 AM London 04:26 4:26 AM You –:–
08:56 8:56 AM
India Standard Time · UTC+5:30
☀️ 05:59 · 🌙 17:54
04:26 4:26 AM
British Summer Time · UTC+1
☀️ 07:16 · 🌙 18:20
·
−4 h 30 min
London is 4 h 30 min behind Chennai (Madras).
When you, Chennai (Madras) and London are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇳 Chennai (Madras)
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
🇬🇧 London
19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇳 Chennai (Madras) | 🇬🇧 London |
|---|---|---|
| Local time | 08:56 | 04:26 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | India Standard Time | British Summer Time |
| UTC offset | UTC+5:30 | UTC+1 |
| Offset from Chennai (Madras) | — | −4 h 30 min |
| IANA zone | Asia/Kolkata | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 05:59 | 07:16 |
| Sunset | 17:54 | 18:20 |
| Daylight | 11 h 55 min | 11 h 4 min |
| People on this clock | 4,681,087 | 8,908,083 |
Compare Chennai (Madras) with another city
More comparisons with Chennai (Madras): the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Chennai (Madras) and London: common questions
What is the time difference between Chennai (Madras) and London?
London is 4 hours and 30 minutes behind: it uses UTC+1, while Chennai is on UTC+5:30.
What time is it in London when it is 9:00 AM in Chennai (Madras)?
When it is 9:00 AM in Chennai, it is 4:30 AM in London.
If it is 6:00 PM in Chennai (Madras), what time is it in London?
At 6:00 PM in Chennai, clocks in London show 1:30 PM.
Is there a time when both Chennai (Madras) and London are at work?
Yes: from 1:30 PM to 6:00 PM in Chennai (9:00 AM to 1:30 PM in London), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in London?
Until 4:30 AM in Chennai (Madras) it is still the previous day in London. The other way round, from 7:30 PM in London it is already the next day in Chennai.
Does the time difference between Chennai (Madras) and London change?
Yes. The clocks change only in London. From October 25, 2026, London will be 5 hours and 30 minutes behind Chennai.
