🇦🇷 Buenos Aires, Argentina
13
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 05:51 · 🌙 19:25 · 13 h 34 min
Buenos Aires to Oistins: time difference
Oistins 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 10:21 10:21 AM Oistins 09:21 9:21 AM You –:–
10:21 10:21 AM
Argentina Standard Time · UTC-3
☀️ 05:51 · 🌙 19:25
09:21 9:21 AM
Atlantic Standard Time · UTC-4
☀️ 05:53 · 🌙 17:32
·
−1 h
Oistins is 1 h behind Buenos Aires.
When you, Buenos Aires and Oistins 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
🇧🇧 Oistins
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 | 🇧🇧 Oistins |
|---|---|---|
| Local time | 10:21 | 09:21 |
| Local date | Tuesday, November 3, 2026 | Tuesday, November 3, 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/Barbados |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:51 | 05:53 |
| Sunset | 19:25 | 17:32 |
| Daylight | 13 h 34 min | 11 h 38 min |
| People on this clock | 2,891,082 | 2,285 |
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 Oistins: common questions
How far behind Buenos Aires is Oistins?
Oistins is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
If it is 9:00 AM in Buenos Aires, what time is it in Oistins?
At 9:00 AM in Buenos Aires, clocks in Oistins show 8:00 AM.
If it is 6:00 PM in Buenos Aires, what time is it in Oistins?
At 6:00 PM in Buenos Aires, clocks in Oistins show 5:00 PM.
When is a good time to call Oistins from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Oistins – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Oistins compared with Buenos Aires?
The new day starts in Oistins later: until 1:00 AM in Buenos Aires, it is still the previous day there. From 11:00 PM in Oistins, Buenos Aires is already on the next day.
Does the time gap between Buenos Aires and Oistins change during the year?
No, the clocks change neither in Buenos Aires nor in Oistins, so the gap is 1 hour all year round.
