Tartu to Buenos Aires: time difference
Buenos Aires is 6 h behind Tartu. Live clocks for both, the working hours they share, and how each one sits against your own time.
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tartu 10:25 10:25 AM Buenos Aires 04:25 4:25 AM You –:–
10:25 10:25 AM
Eastern European Summer Time · UTC+3
☀️ 07:37 · 🌙 18:24
04:25 4:25 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
·
−6 h
Buenos Aires is 6 h behind Tartu.
When you, Tartu 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
🇪🇪 Tartu
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
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇪 Tartu | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 10:25 | 04:25 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern European Summer Time | Argentina Standard Time |
| UTC offset | UTC+3 | UTC-3 |
| Offset from Tartu | — | −6 h |
| IANA zone | Europe/Tallinn | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:37 | 06:19 |
| Sunset | 18:24 | 19:04 |
| Daylight | 10 h 47 min | 12 h 45 min |
| People on this clock | 102,414 | 2,891,082 |
Compare Tartu with another city
More comparisons with Tartu: the time zones next to it and the far side of the clock.
Big time differences
Tartu and Buenos Aires: common questions
How far behind Tartu is Buenos Aires?
Buenos Aires is 6 hours behind Tartu: UTC−3 against UTC+3.
What time is it in Buenos Aires when it is 9:00 AM in Tartu?
When it is 9:00 AM in Tartu, it is 3:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Tartu?
The working day in Tartu ends at 6:00 PM; in Buenos Aires it is 12:00 PM at that moment.
When do working hours in Tartu and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 3:00 PM to 6:00 PM in Tartu, which is 9:00 AM to 12:00 PM in Buenos Aires.
When is it still the previous day in Buenos Aires?
Until 6:00 AM in Tartu it is still the previous day in Buenos Aires. The other way round, from 6:00 PM in Buenos Aires it is already the next day in Tartu.
Is the time difference between Tartu and Buenos Aires the same all year?
No. Only Tartu switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 5 hours behind Tartu.
