Tres Cantos to Buenos Aires: time difference
Buenos Aires is 5 h behind Tres Cantos. 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.
Tres Cantos 13:02 1:02 PM Buenos Aires 08:02 8:02 AM You –:–
13:02 1:02 PM
Central European Summer Time · UTC+2
☀️ 08:29 · 🌙 19:32
08:02 8:02 AM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
·
−5 h
Buenos Aires is 5 h behind Tres Cantos.
When you, Tres Cantos 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
🇪🇸 Tres Cantos
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 | 🇪🇸 Tres Cantos | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 13:02 | 08:02 |
| 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 Tres Cantos | — | −5 h |
| IANA zone | Europe/Madrid | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:29 | 06:09 |
| Sunset | 19:32 | 19:11 |
| Daylight | 11 h 3 min | 13 h 2 min |
| People on this clock | 51,453 | 2,891,082 |
Compare Tres Cantos with another city
More comparisons with Tres Cantos: the time zones next to it and the far side of the clock.
Big time differences
Tres Cantos and Buenos Aires: common questions
How far behind Tres Cantos is Buenos Aires?
Buenos Aires is 5 hours behind Tres Cantos: UTC−3 against UTC+2.
What time is it in Buenos Aires when it is 9:00 AM in Tres Cantos?
When it is 9:00 AM in Tres Cantos, it is 4:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Tres Cantos?
The working day in Tres Cantos ends at 6:00 PM; in Buenos Aires it is 1:00 PM at that moment.
When do working hours in Tres Cantos and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Tres Cantos, which is 9:00 AM to 1:00 PM in Buenos Aires.
Until what time in Tres Cantos is it still yesterday in Buenos Aires?
Before 5:00 AM in Tres Cantos, the date in Buenos Aires has not changed yet. From 7:00 PM in Buenos Aires, it is already the next day in Tres Cantos.
Is the time difference between Tres Cantos and Buenos Aires the same all year?
No. Only Tres Cantos switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 4 hours behind Tres Cantos.
