London to Port Blair: time difference
Port Blair 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 14:44 2:44 PM Port Blair 19:14 7:14 PM You –:–
14:44 2:44 PM
British Summer Time · UTC+1
☀️ 07:33 · 🌙 17:59
19:14 7:14 PM
India Standard Time · UTC+5:30
☀️ 05:10 · 🌙 17:00
·
+4 h 30 min
Port Blair is 4 h 30 min ahead of London.
When you, London and Port Blair 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 Blair
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 | 🇮🇳 Port Blair |
|---|---|---|
| Local time | 14:44 | 19:14 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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 | 05:10 |
| Sunset | 17:59 | 17:00 |
| Daylight | 10 h 26 min | 11 h 50 min |
| People on this clock | 8,908,083 | 108,500 |
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 Blair: common questions
How far ahead of London is Port Blair?
Port Blair is 4 hours and 30 minutes ahead of London: UTC+5:30 against UTC+1.
What time is it in Port Blair when it is 9:00 AM in London?
When it is 9:00 AM in London, it is 1:30 PM in Port Blair.
What time is it in Port Blair at the end of the working day in London?
The working day in London ends at 6:00 PM; in Port Blair it is 10:30 PM at that moment.
When do working hours in London and in Port Blair overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 1:30 PM in London, which is 1:30 PM to 6:00 PM in Port Blair.
When is it already the next day in Port Blair?
From 7:30 PM in London it is already the next day in Port Blair. The other way round, until 4:30 AM in Port Blair it is still the previous day in London.
Is the time difference between London and Port Blair the same all year?
No. Only London switches to summer time, so the gap changes twice a year. From October 25, 2026, Port Blair will be 5 hours and 30 minutes ahead of London.
