🇪🇸 San Sebastian, Spain
37
- Central European Summer Time
- UTC+2
- Golden hour
☀️ 08:26 · 🌙 19:22 · 10 h 56 min
San Sebastian to Buenos Aires: time difference
Buenos Aires is 5 h behind San Sebastian. 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.
San Sebastian 18:43 6:43 PM Buenos Aires 13:43 1:43 PM You –:–
18:43 6:43 PM
Central European Summer Time · UTC+2
☀️ 08:26 · 🌙 19:22
13:43 1:43 PM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
·
−5 h
Buenos Aires is 5 h behind San Sebastian.
When you, San Sebastian 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
🇪🇸 San Sebastian
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 | 🇪🇸 San Sebastian | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 18:43 | 13:43 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from San Sebastian | — | −5 h |
| IANA zone | Europe/Madrid | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:26 | 06:09 |
| Sunset | 19:22 | 19:11 |
| Daylight | 10 h 56 min | 13 h 2 min |
| People on this clock | 188,743 | 2,891,082 |
Compare San Sebastian with another city
More comparisons with San Sebastian: the time zones next to it and the far side of the clock.
Big time differences
San Sebastian and Buenos Aires: common questions
How many hours behind San Sebastian is Buenos Aires?
The clocks in Buenos Aires are 5 hours behind those in San Sebastian (UTC−3 and UTC+2).
What time is it in Buenos Aires when it is 9:00 AM in San Sebastian?
When it is 9:00 AM in San Sebastian, it is 4:00 AM in Buenos Aires.
If it is 6:00 PM in San Sebastian, what time is it in Buenos Aires?
At 6:00 PM in San Sebastian, clocks in Buenos Aires show 1:00 PM.
Is there a time when both San Sebastian and Buenos Aires are at work?
Yes: from 2:00 PM to 6:00 PM in San Sebastian (9:00 AM to 1:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
Until what time in San Sebastian is it still yesterday in Buenos Aires?
Before 5:00 AM in San Sebastian, the date in Buenos Aires has not changed yet. From 7:00 PM in Buenos Aires, it is already the next day in San Sebastian.
Does the time difference between San Sebastian and Buenos Aires change?
Yes. The clocks change only in San Sebastian. From October 25, 2026, Buenos Aires will be 4 hours behind San Sebastian.
