Buenos Aires to La Romana: time difference
La Romana is 1 h behind Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 12:00 12:00 PM La Romana 11:00 11:00 AM You –:–
12:00 12:00 PM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
11:00 11:00 AM
Atlantic Standard Time · UTC-4
☀️ 06:31 · 🌙 18:12
·
−1 h
La Romana is 1 h behind Buenos Aires.
When you, Buenos Aires and La Romana 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
🇩🇴 La Romana
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 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇩🇴 La Romana |
|---|---|---|
| Local time | 12:00 | 11:00 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Argentina Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Santo Domingo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:09 | 06:31 |
| Sunset | 19:11 | 18:12 |
| Daylight | 13 h 2 min | 11 h 41 min |
| People on this clock | 2,891,082 | 567,431 |
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 La Romana: common questions
How far behind Buenos Aires is La Romana?
La Romana is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
What time is it in La Romana when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 8:00 AM in La Romana.
What time is it in La Romana at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in La Romana it is 5:00 PM at that moment.
When do working hours in Buenos Aires and in La Romana overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Buenos Aires, which is 9:00 AM to 5:00 PM in La Romana.
When is it still the previous day in La Romana?
Until 1:00 AM in Buenos Aires it is still the previous day in La Romana. The other way round, from 11:00 PM in La Romana it is already the next day in Buenos Aires.
Is the time difference between Buenos Aires and La Romana the same all year?
Yes. Neither Buenos Aires nor La Romana switches to summer time, so the gap is always 1 hour.
