London to Thoothukudi: time difference
Thoothukudi is 4 h 30 min ahead of London. 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.
London 21:38 9:38 PM Thoothukudi 02:08 2:08 AM You –:–
21:38 9:38 PM
British Summer Time · UTC+1
☀️ 07:33 · 🌙 17:59
02:08 2:08 AM
India Standard Time · UTC+5:30
☀️ 06:06 · 🌙 18:00
·
+4 h 30 min
Thoothukudi is 4 h 30 min ahead of London.
When you, London and Thoothukudi 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
🇮🇳 Thoothukudi
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇮🇳 Thoothukudi |
|---|---|---|
| Local time | 21:38 | 02:08 |
| Local date | Tuesday, October 20, 2026 | Wednesday, October 21, 2026 |
| Time zone | British Summer Time | India Standard Time |
| UTC offset | UTC+1 | UTC+5:30 |
| Offset from London | — | +4 h 30 min |
| IANA zone | Europe/London | Asia/Kolkata |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:33 | 06:06 |
| Sunset | 17:59 | 18:00 |
| Daylight | 10 h 26 min | 11 h 54 min |
| People on this clock | 8,908,083 | 100,000 |
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 Thoothukudi: common questions
How many hours ahead of London is Thoothukudi?
The clocks in Thoothukudi are 4 hours and 30 minutes ahead of those in London (UTC+5:30 and UTC+1).
What time is it in Thoothukudi at the start of the working day in London?
The working day in London starts at 9:00 AM; in Thoothukudi it is 1:30 PM at that moment.
What time is it in Thoothukudi when it is 6:00 PM in London?
When it is 6:00 PM in London, it is 10:30 PM in Thoothukudi.
When is a good time to call Thoothukudi from London?
Between 9:00 AM and 1:30 PM in London – that is 1:30 PM to 6:00 PM in Thoothukudi – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Thoothukudi?
From 7:30 PM in London it is already the next day in Thoothukudi. The other way round, until 4:30 AM in Thoothukudi it is still the previous day in London.
Does the time gap between London and Thoothukudi change during the year?
Yes – daylight saving time is used in London but not in Thoothukudi. From October 25, 2026, Thoothukudi will be 5 hours and 30 minutes ahead of London.
