🇫🇷 Boulogne-Billancourt, France
08
- Central European Summer Time
- UTC+2
- Night
☀️ 08:13 · 🌙 19:02 · 10 h 49 min
Boulogne-Billancourt to Buenos Aires: time difference
Buenos Aires is 5 h behind Boulogne-Billancourt. Live clocks for both, the working hours they share, and how each one sits against your own time.
−5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Boulogne-Billancourt 02:28 2:28 AM Buenos Aires 21:28 9:28 PM You –:–
02:28 2:28 AM
Central European Summer Time · UTC+2
☀️ 08:13 · 🌙 19:02
21:28 9:28 PM
Argentina Standard Time · UTC-3
☀️ 06:12 · 🌙 19:08
·
−5 h
Buenos Aires is 5 h behind Boulogne-Billancourt.
When you, Boulogne-Billancourt and Buenos Aires 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
🇦🇷 Buenos Aires
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇫🇷 Boulogne-Billancourt | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 02:28 | 21:28 |
| Local date | Friday, October 16, 2026 | Thursday, October 15, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Boulogne-Billancourt | — | −5 h |
| IANA zone | Europe/Paris | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:13 | 06:12 |
| Sunset | 19:02 | 19:08 |
| Daylight | 10 h 49 min | 12 h 56 min |
| People on this clock | 119,808 | 2,891,082 |
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 Buenos Aires: common questions
How many hours behind Boulogne-Billancourt is Buenos Aires?
The clocks in Buenos Aires are 5 hours behind those in Boulogne-Billancourt (UTC−3 and UTC+2).
What time is it in Buenos Aires when it is 9:00 AM in Boulogne-Billancourt?
When it is 9:00 AM in Boulogne-Billancourt, it is 4:00 AM in Buenos Aires.
If it is 6:00 PM in Boulogne-Billancourt, what time is it in Buenos Aires?
At 6:00 PM in Boulogne-Billancourt, clocks in Buenos Aires show 1:00 PM.
When is a good time to call Buenos Aires from Boulogne-Billancourt?
Between 2:00 PM and 6:00 PM in Boulogne-Billancourt – that is 9:00 AM to 1:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Boulogne-Billancourt is it still yesterday in Buenos Aires?
Before 5:00 AM in Boulogne-Billancourt, the date in Buenos Aires has not changed yet. From 7:00 PM in Buenos Aires, it is already the next day in Boulogne-Billancourt.
Does the time gap between Boulogne-Billancourt and Buenos Aires change during the year?
Yes – daylight saving time is used in Boulogne-Billancourt but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 4 hours behind Boulogne-Billancourt.
