Blanchardstown to Buenos Aires: time difference
Buenos Aires is 4 h behind Blanchardstown. 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.
Blanchardstown 14:40 2:40 PM Buenos Aires 10:40 10:40 AM You –:–
14:40 2:40 PM
Irish Standard Time · UTC+1
☀️ 07:56 · 🌙 18:27
10:40 10:40 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−4 h
Buenos Aires is 4 h behind Blanchardstown.
When you, Blanchardstown 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
🇮🇪 Blanchardstown
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 | 🇮🇪 Blanchardstown | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 14:40 | 10:40 |
| 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 Blanchardstown | — | −4 h |
| IANA zone | Europe/Dublin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:56 | 06:10 |
| Sunset | 18:27 | 19:10 |
| Daylight | 10 h 31 min | 13 h |
| People on this clock | 68,156 | 2,891,082 |
Compare Blanchardstown with another city
More comparisons with Blanchardstown: the time zones next to it and the far side of the clock.
Big time differences
Blanchardstown and Buenos Aires: common questions
How far behind Blanchardstown is Buenos Aires?
Buenos Aires is 4 hours behind Blanchardstown: UTC−3 against UTC+1.
If it is 9:00 AM in Blanchardstown, what time is it in Buenos Aires?
At 9:00 AM in Blanchardstown, clocks in Buenos Aires show 5:00 AM.
If it is 6:00 PM in Blanchardstown, what time is it in Buenos Aires?
At 6:00 PM in Blanchardstown, clocks in Buenos Aires show 2:00 PM.
When do working hours in Blanchardstown and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Blanchardstown, which is 9:00 AM to 2:00 PM in Buenos Aires.
When is it still the previous day in Buenos Aires?
Until 4:00 AM in Blanchardstown it is still the previous day in Buenos Aires. The other way round, from 8:00 PM in Buenos Aires it is already the next day in Blanchardstown.
Does the time difference between Blanchardstown and Buenos Aires change?
Yes. The clocks change only in Blanchardstown. From October 25, 2026, Buenos Aires will be 3 hours behind Blanchardstown.
