Portlaoise to Buenos Aires: time difference
Buenos Aires is 4 h behind Portlaoise. 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.
Portlaoise 12:28 12:28 PM Buenos Aires 08:28 8:28 AM You –:–
12:28 12:28 PM
Irish Standard Time · UTC+1
☀️ 07:59 · 🌙 18:31
08:28 8:28 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−4 h
Buenos Aires is 4 h behind Portlaoise.
When you, Portlaoise 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
🇮🇪 Portlaoise
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
20 8 PM 21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇪 Portlaoise | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 12:28 | 08:28 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Irish Standard Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Portlaoise | — | −4 h |
| IANA zone | Europe/Dublin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:59 | 06:10 |
| Sunset | 18:31 | 19:10 |
| Daylight | 10 h 32 min | 13 h |
| People on this clock | 23,494 | 2,891,082 |
Compare Portlaoise with another city
More comparisons with Portlaoise: the time zones next to it and the far side of the clock.
Big time differences
Portlaoise and Buenos Aires: common questions
What is the time difference between Portlaoise and Buenos Aires?
Buenos Aires is 4 hours behind: it uses UTC−3, while Portlaoise is on UTC+1.
What time is it in Buenos Aires at the start of the working day in Portlaoise?
The working day in Portlaoise starts at 9:00 AM; in Buenos Aires it is 5:00 AM at that moment.
If it is 6:00 PM in Portlaoise, what time is it in Buenos Aires?
At 6:00 PM in Portlaoise, clocks in Buenos Aires show 2:00 PM.
When is a good time to call Buenos Aires from Portlaoise?
Between 1:00 PM and 6:00 PM in Portlaoise – that is 9:00 AM to 2:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Portlaoise?
The new day starts in Buenos Aires later: until 4:00 AM in Portlaoise, it is still the previous day there. From 8:00 PM in Buenos Aires, Portlaoise is already on the next day.
Does the time gap between Portlaoise and Buenos Aires change during the year?
Yes – daylight saving time is used in Portlaoise but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 3 hours behind Portlaoise.
