Roman to Buenos Aires: time difference
Buenos Aires is 6 h behind Roman. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
05
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:06 · 🌙 19:12 · 13 h 6 min
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Roman 11:30 11:30 AM Buenos Aires 05:30 5:30 AM You –:–
11:30 11:30 AM
Eastern European Summer Time · UTC+3
☀️ 07:37 · 🌙 18:18
05:30 5:30 AM
Argentina Standard Time · UTC-3
☀️ 06:06 · 🌙 19:12
·
−6 h
Buenos Aires is 6 h behind Roman.
When you, Roman 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
🇷🇴 Roman
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 | 🇷🇴 Roman | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 11:30 | 05:30 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern European Summer Time | Argentina Standard Time |
| UTC offset | UTC+3 | UTC-3 |
| Offset from Roman | — | −6 h |
| IANA zone | Europe/Bucharest | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:37 | 06:06 |
| Sunset | 18:18 | 19:12 |
| Daylight | 10 h 41 min | 13 h 6 min |
| People on this clock | 80,328 | 2,891,082 |
Compare Roman with another city
More comparisons with Roman: the time zones next to it and the far side of the clock.
Big time differences
Roman and Buenos Aires: common questions
What is the time difference between Roman and Buenos Aires?
Buenos Aires is 6 hours behind: it uses UTC−3, while Roman is on UTC+3.
What time is it in Buenos Aires when it is 9:00 AM in Roman?
When it is 9:00 AM in Roman, it is 3:00 AM in Buenos Aires.
If it is 6:00 PM in Roman, what time is it in Buenos Aires?
At 6:00 PM in Roman, clocks in Buenos Aires show 12:00 PM.
When is a good time to call Buenos Aires from Roman?
Between 3:00 PM and 6:00 PM in Roman – that is 9:00 AM to 12:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Buenos Aires?
Until 6:00 AM in Roman 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 Roman.
Does the time difference between Roman and Buenos Aires change?
Yes. The clocks change only in Roman. From October 25, 2026, Buenos Aires will be 5 hours behind Roman.
