Buenos Aires to St.James: time difference
St.James 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 04:10 4:10 AM St.James 03:10 3:10 AM You –:–
04:10 4:10 AM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
03:10 3:10 AM
Atlantic Standard Time · UTC-4
☀️ 05:56 · 🌙 17:48
·
−1 h
St.James is 1 h behind Buenos Aires.
When you, Buenos Aires and St.James 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
🇹🇹 St.James
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 | 🇹🇹 St.James |
|---|---|---|
| Local time | 04:10 | 03:10 |
| 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/Port of Spain |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:09 | 05:56 |
| Sunset | 19:11 | 17:48 |
| Daylight | 13 h 2 min | 11 h 52 min |
| People on this clock | 2,891,082 | 4,342 |
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 St.James: common questions
What is the time difference between Buenos Aires and St.James?
St.James is 1 hour behind: it uses UTC−4, while Buenos Aires is on UTC−3.
If it is 9:00 AM in Buenos Aires, what time is it in St.James?
At 9:00 AM in Buenos Aires, clocks in St.James show 8:00 AM.
What time is it in St.James when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 5:00 PM in St.James.
When do working hours in Buenos Aires and in St.James 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 St.James.
Until what time in Buenos Aires is it still yesterday in St.James?
Before 1:00 AM in Buenos Aires, the date in St.James has not changed yet. From 11:00 PM in St.James, it is already the next day in Buenos Aires.
Is the time difference between Buenos Aires and St.James the same all year?
Yes. Neither Buenos Aires nor St.James switches to summer time, so the gap is always 1 hour.
