🇪🇪 Tallinn, Estonia
04
- Eastern European Summer Time
- UTC+3
- Golden hour
☀️ 07:47 · 🌙 18:31 · 10 h 44 min
Tallinn to Buenos Aires: time difference
Buenos Aires is 6 h behind Tallinn. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
04
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:19 · 🌙 19:04 · 12 h 45 min
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tallinn 17:15 5:15 PM Buenos Aires 11:15 11:15 AM You –:–
17:15 5:15 PM
Eastern European Summer Time · UTC+3
☀️ 07:47 · 🌙 18:31
11:15 11:15 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
·
−6 h
Buenos Aires is 6 h behind Tallinn.
When you, Tallinn 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
🇪🇪 Tallinn
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 | 🇪🇪 Tallinn | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 17:15 | 11:15 |
| 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 Tallinn | — | −6 h |
| IANA zone | Europe/Tallinn | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:47 | 06:19 |
| Sunset | 18:31 | 19:04 |
| Daylight | 10 h 44 min | 12 h 45 min |
| People on this clock | 443,623 | 2,891,082 |
Compare Tallinn with another city
More comparisons with Tallinn: the time zones next to it and the far side of the clock.
Big time differences
Tallinn and Buenos Aires: common questions
What is the time difference between Tallinn and Buenos Aires?
Buenos Aires is 6 hours behind: it uses UTC−3, while Tallinn is on UTC+3.
What time is it in Buenos Aires at the start of the working day in Tallinn?
The working day in Tallinn starts at 9:00 AM; in Buenos Aires it is 3:00 AM at that moment.
If it is 6:00 PM in Tallinn, what time is it in Buenos Aires?
At 6:00 PM in Tallinn, clocks in Buenos Aires show 12:00 PM.
Is there a time when both Tallinn and Buenos Aires are at work?
Yes: from 3:00 PM to 6:00 PM in Tallinn (9:00 AM to 12:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Buenos Aires compared with Tallinn?
The new day starts in Buenos Aires later: until 6:00 AM in Tallinn, it is still the previous day there. From 6:00 PM in Buenos Aires, Tallinn is already on the next day.
Does the time difference between Tallinn and Buenos Aires change?
Yes. The clocks change only in Tallinn. From October 25, 2026, Buenos Aires will be 5 hours behind Tallinn.
