Saint Lucia to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Saint Lucia. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Saint Lucia 23:34 11:34 PM Buenos Aires 00:34 12:34 AM You –:–
23:34 11:34 PM
Atlantic Standard Time · UTC-4
☀️ 05:55 · 🌙 17:49
00:34 12:34 AM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
+1 h
Buenos Aires is 1 h ahead of Saint Lucia.
When you, Saint Lucia 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
🇱🇨 Saint Lucia
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇱🇨 Saint Lucia | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 23:34 | 00:34 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Saint Lucia | — | +1 h |
| IANA zone | America/St Lucia | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:55 | 06:20 |
| Sunset | 17:49 | 19:03 |
| Daylight | 11 h 54 min | 12 h 43 min |
| People on this clock | 167,591 | 2,891,082 |
Compare Saint Lucia with another city
More comparisons with Saint Lucia: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Saint Lucia and Buenos Aires: common questions
How many hours ahead of Saint Lucia is Buenos Aires?
The clocks in Buenos Aires are 1 hour ahead of those in Saint Lucia (UTC−3 and UTC−4).
What time is it in Buenos Aires when it is 9:00 AM in Saint Lucia?
When it is 9:00 AM in Saint Lucia, it is 10:00 AM in Buenos Aires.
What time is it in Buenos Aires when it is 6:00 PM in Saint Lucia?
When it is 6:00 PM in Saint Lucia, it is 7:00 PM in Buenos Aires.
Is there a time when both Saint Lucia and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in Saint Lucia (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 11:00 PM in Saint Lucia it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Saint Lucia.
Does the time gap between Saint Lucia and Buenos Aires change during the year?
No, the clocks change neither in Saint Lucia nor in Buenos Aires, so the gap is 1 hour all year round.
