Buenos Aires to Santander: time difference
Santander is 5 h ahead of Buenos Aires. 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.
Buenos Aires 15:28 3:28 PM Santander 20:28 8:28 PM You –:–
15:28 3:28 PM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
20:28 8:28 PM
Central European Summer Time · UTC+2
☀️ 08:33 · 🌙 19:29
·
+5 h
Santander is 5 h ahead of Buenos Aires.
When you, Buenos Aires and Santander are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇪🇸 Santander
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇪🇸 Santander |
|---|---|---|
| Local time | 15:28 | 20:28 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Argentina Standard Time | Central European Summer Time |
| UTC offset | UTC-3 | UTC+2 |
| Offset from Buenos Aires | — | +5 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Madrid |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 06:09 | 08:33 |
| Sunset | 19:11 | 19:29 |
| Daylight | 13 h 2 min | 10 h 56 min |
| People on this clock | 2,891,082 | 172,726 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Santander: common questions
How far ahead of Buenos Aires is Santander?
Santander is 5 hours ahead of Buenos Aires: UTC+2 against UTC−3.
What time is it in Santander when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 2:00 PM in Santander.
If it is 6:00 PM in Buenos Aires, what time is it in Santander?
At 6:00 PM in Buenos Aires, clocks in Santander show 11:00 PM.
When is a good time to call Santander from Buenos Aires?
Between 9:00 AM and 1:00 PM in Buenos Aires – that is 2:00 PM to 6:00 PM in Santander – both places are within working hours (9:00 AM–6:00 PM).
From what time in Buenos Aires is it tomorrow in Santander?
Once it is 7:00 PM in Buenos Aires, the date in Santander has already changed. Until 5:00 AM in Santander, it is still the previous day in Buenos Aires.
Does the time difference between Buenos Aires and Santander change?
Yes. The clocks change only in Santander. From October 25, 2026, Santander will be 4 hours ahead of Buenos Aires.
