Biarritz to Buenos Aires: time difference
Buenos Aires is 5 h behind Biarritz. 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.
Biarritz 15:39 3:39 PM Buenos Aires 10:39 10:39 AM You –:–
15:39 3:39 PM
Central European Summer Time · UTC+2
☀️ 08:23 · 🌙 19:22
10:39 10:39 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−5 h
Buenos Aires is 5 h behind Biarritz.
When you, Biarritz 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
🇫🇷 Biarritz
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 | 🇫🇷 Biarritz | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 15:39 | 10:39 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Biarritz | — | −5 h |
| IANA zone | Europe/Paris | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:23 | 06:10 |
| Sunset | 19:22 | 19:10 |
| Daylight | 10 h 59 min | 13 h |
| People on this clock | 25,764 | 2,891,082 |
Compare Biarritz with another city
More comparisons with Biarritz: the time zones next to it and the far side of the clock.
Big time differences
Biarritz and Buenos Aires: common questions
How many hours behind Biarritz is Buenos Aires?
The clocks in Buenos Aires are 5 hours behind those in Biarritz (UTC−3 and UTC+2).
What time is it in Buenos Aires at the start of the working day in Biarritz?
The working day in Biarritz starts at 9:00 AM; in Buenos Aires it is 4:00 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Biarritz?
The working day in Biarritz ends at 6:00 PM; in Buenos Aires it is 1:00 PM at that moment.
When is a good time to call Buenos Aires from Biarritz?
Between 2:00 PM and 6:00 PM in Biarritz – that is 9:00 AM to 1:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Biarritz?
The new day starts in Buenos Aires later: until 5:00 AM in Biarritz, it is still the previous day there. From 7:00 PM in Buenos Aires, Biarritz is already on the next day.
Is the time difference between Biarritz and Buenos Aires the same all year?
No. Only Biarritz switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 4 hours behind Biarritz.
