Horta to Buenos Aires: time difference
Buenos Aires is 3 h behind Horta. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Horta 05:05 5:05 AM Buenos Aires 02:05 2:05 AM You –:–
05:05 5:05 AM
Azores Summer Time · UTC+0
☀️ 07:59 · 🌙 19:26
02:05 2:05 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
·
−3 h
Buenos Aires is 3 h behind Horta.
When you, Horta 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
🇵🇹 Horta
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
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 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Horta | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 05:05 | 02:05 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Azores Summer Time | Argentina Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Horta | — | −3 h |
| IANA zone | Atlantic/Azores | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-1, Oct 25, 00:00 | Not observed |
| Sunrise | 07:59 | 06:19 |
| Sunset | 19:26 | 19:04 |
| Daylight | 11 h 26 min | 12 h 45 min |
| People on this clock | 14,334 | 2,891,082 |
Compare Horta with another city
More comparisons with Horta: the time zones next to it and the far side of the clock.
Big time differences
Horta and Buenos Aires: common questions
How far behind Horta is Buenos Aires?
Buenos Aires is 3 hours behind Horta: UTC−3 against UTC+0.
If it is 9:00 AM in Horta, what time is it in Buenos Aires?
At 9:00 AM in Horta, clocks in Buenos Aires show 6:00 AM.
If it is 6:00 PM in Horta, what time is it in Buenos Aires?
At 6:00 PM in Horta, clocks in Buenos Aires show 3:00 PM.
When is a good time to call Buenos Aires from Horta?
Between 12:00 PM and 6:00 PM in Horta – that is 9:00 AM to 3:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Horta is it still yesterday in Buenos Aires?
Before 3:00 AM in Horta, the date in Buenos Aires has not changed yet. From 9:00 PM in Buenos Aires, it is already the next day in Horta.
Is the time difference between Horta and Buenos Aires the same all year?
No. Only Horta switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 2 hours behind Horta.
