Buenos Aires to Dun Laoghaire: time difference
Dun Laoghaire is 4 h ahead of 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 01:37 1:37 AM Dun Laoghaire 05:37 5:37 AM You –:–
01:37 1:37 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
05:37 5:37 AM
Irish Standard Time · UTC+1
☀️ 07:55 · 🌙 18:26
·
+4 h
Dun Laoghaire is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Dun Laoghaire 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
🇮🇪 Dun Laoghaire
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 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇮🇪 Dun Laoghaire |
|---|---|---|
| Local time | 01:37 | 05:37 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Argentina Standard Time | Irish Standard Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Dublin |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:10 | 07:55 |
| Sunset | 19:10 | 18:26 |
| Daylight | 13 h | 10 h 31 min |
| People on this clock | 2,891,082 | 38,761 |
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 Dun Laoghaire: common questions
What is the time difference between Buenos Aires and Dun Laoghaire?
Dun Laoghaire is 4 hours ahead: it uses UTC+1, while Buenos Aires is on UTC−3.
What time is it in Dun Laoghaire when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 1:00 PM in Dun Laoghaire.
What time is it in Dun Laoghaire when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 10:00 PM in Dun Laoghaire.
When is a good time to call Dun Laoghaire from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Dun Laoghaire – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Dun Laoghaire?
From 8:00 PM in Buenos Aires it is already the next day in Dun Laoghaire. The other way round, until 4:00 AM in Dun Laoghaire it is still the previous day in Buenos Aires.
Is the time difference between Buenos Aires and Dun Laoghaire the same all year?
No. Only Dun Laoghaire switches to summer time, so the gap changes twice a year. From October 25, 2026, Dun Laoghaire will be 3 hours ahead of Buenos Aires.
