Saint John's to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Saint John's. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
43
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:19 · 🌙 19:04 · 12 h 45 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Saint John's 04:30 4:30 AM Buenos Aires 05:30 5:30 AM You –:–
04:30 4:30 AM
Atlantic Standard Time · UTC-4
☀️ 06:00 · 🌙 17:50
05:30 5:30 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
·
+1 h
Buenos Aires is 1 h ahead of Saint John's.
When you, Saint John's 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 John's
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 John's | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:30 | 05:30 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Saint John's | — | +1 h |
| IANA zone | America/Antigua | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:00 | 06:19 |
| Sunset | 17:50 | 19:04 |
| Daylight | 11 h 51 min | 12 h 45 min |
| People on this clock | 21,926 | 2,891,082 |
Compare Saint John's with another city
More comparisons with Saint John's: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Saint John's and Buenos Aires: common questions
How far ahead of Saint John's is Buenos Aires?
Buenos Aires is 1 hour ahead of Saint John's: UTC−3 against UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Saint John's?
When it is 9:00 AM in Saint John's, it is 10:00 AM in Buenos Aires.
If it is 6:00 PM in Saint John's, what time is it in Buenos Aires?
At 6:00 PM in Saint John's, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Saint John's?
Between 9:00 AM and 5:00 PM in Saint John's – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
From what time in Saint John's is it tomorrow in Buenos Aires?
Once it is 11:00 PM in Saint John's, the date in Buenos Aires has already changed. Until 1:00 AM in Buenos Aires, it is still the previous day in Saint John's.
Does the time difference between Saint John's and Buenos Aires change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
