🇫🇷 Boulogne-Billancourt, France
36
- Central European Summer Time
- UTC+2
- Night
☀️ 08:13 · 🌙 19:02 · 10 h 49 min
Boulogne-Billancourt to London: time difference
London is 1 h behind Boulogne-Billancourt. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Boulogne-Billancourt 02:27 2:27 AM London 01:27 1:27 AM You –:–
02:27 2:27 AM
Central European Summer Time · UTC+2
☀️ 08:13 · 🌙 19:02
01:27 1:27 AM
British Summer Time · UTC+1
☀️ 07:26 · 🌙 18:07
·
−1 h
London is 1 h behind Boulogne-Billancourt.
When you, Boulogne-Billancourt 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
🇫🇷 Boulogne-Billancourt
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
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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- Right now
Time zones side by side
| Detail | 🇫🇷 Boulogne-Billancourt | 🇬🇧 London |
|---|---|---|
| Local time | 02:27 | 01:27 |
| Local date | Friday, October 16, 2026 | Friday, October 16, 2026 |
| Time zone | Central European Summer Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Boulogne-Billancourt | — | −1 h |
| IANA zone | Europe/Paris | Europe/London |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 08:13 | 07:26 |
| Sunset | 19:02 | 18:07 |
| Daylight | 10 h 49 min | 10 h 41 min |
| People on this clock | 119,808 | 8,908,083 |
Compare Boulogne-Billancourt with another city
More comparisons with Boulogne-Billancourt: the time zones next to it and the far side of the clock.
Big time differences
Boulogne-Billancourt and London: common questions
What is the time difference between Boulogne-Billancourt and London?
London is 1 hour behind: it uses UTC+1, while Boulogne-Billancourt is on UTC+2.
What time is it in London when it is 9:00 AM in Boulogne-Billancourt?
When it is 9:00 AM in Boulogne-Billancourt, it is 8:00 AM in London.
What time is it in London when it is 6:00 PM in Boulogne-Billancourt?
When it is 6:00 PM in Boulogne-Billancourt, it is 5:00 PM in London.
When is a good time to call London from Boulogne-Billancourt?
Between 10:00 AM and 6:00 PM in Boulogne-Billancourt – that is 9:00 AM to 5:00 PM in London – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in London?
Until 1:00 AM in Boulogne-Billancourt it is still the previous day in London. The other way round, from 11:00 PM in London it is already the next day in Boulogne-Billancourt.
Does the time difference between Boulogne-Billancourt and London change?
No. The clocks in Boulogne-Billancourt and in London change on the same dates, so the difference stays 1 hour.
