Buenos Aires to Las Piedras: time difference
Las Piedras 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 19:08 7:08 PM Las Piedras 18:08 6:08 PM You –:–
19:08 7:08 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
18:08 6:08 PM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:01
·
−1 h
Las Piedras is 1 h behind Buenos Aires.
When you, Buenos Aires and Las Piedras 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
🇵🇷 Las Piedras
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 | 🇵🇷 Las Piedras |
|---|---|---|
| Local time | 19:08 | 18:08 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 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/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:10 | 06:18 |
| Sunset | 19:10 | 18:01 |
| Daylight | 13 h | 11 h 43 min |
| People on this clock | 2,891,082 | 38,000 |
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 Las Piedras: common questions
How far behind Buenos Aires is Las Piedras?
Las Piedras is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
What time is it in Las Piedras when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 8:00 AM in Las Piedras.
If it is 6:00 PM in Buenos Aires, what time is it in Las Piedras?
At 6:00 PM in Buenos Aires, clocks in Las Piedras show 5:00 PM.
Is there a time when both Buenos Aires and Las Piedras are at work?
Yes: from 10:00 AM to 6:00 PM in Buenos Aires (9:00 AM to 5:00 PM in Las Piedras), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Las Piedras?
Until 1:00 AM in Buenos Aires it is still the previous day in Las Piedras. The other way round, from 11:00 PM in Las Piedras it is already the next day in Buenos Aires.
Does the time gap between Buenos Aires and Las Piedras change during the year?
No, the clocks change neither in Buenos Aires nor in Las Piedras, so the gap is 1 hour all year round.
