Buenos Aires to Loures: time difference
Loures 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.
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 11:25 11:25 AM Loures 15:25 3:25 PM You –:–
11:25 11:25 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
15:25 3:25 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:54
·
+4 h
Loures is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Loures 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
🇵🇹 Loures
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 | 🇵🇹 Loures |
|---|---|---|
| Local time | 11:25 | 15:25 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Argentina Standard Time | Western European Summer Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:07 | 07:50 |
| Sunset | 19:11 | 18:54 |
| Daylight | 13 h 4 min | 11 h 4 min |
| People on this clock | 2,891,082 | 201,632 |
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 Loures: common questions
How many hours ahead of Buenos Aires is Loures?
The clocks in Loures are 4 hours ahead of those in Buenos Aires (UTC+1 and UTC−3).
What time is it in Loures at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Loures it is 1:00 PM at that moment.
What time is it in Loures when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 10:00 PM in Loures.
When is a good time to call Loures from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Loures – both places are within working hours (9:00 AM–6:00 PM).
From what time in Buenos Aires is it tomorrow in Loures?
Once it is 8:00 PM in Buenos Aires, the date in Loures has already changed. Until 4:00 AM in Loures, it is still the previous day in Buenos Aires.
Does the time gap between Buenos Aires and Loures change during the year?
Yes – daylight saving time is used in Loures but not in Buenos Aires. From October 25, 2026, Loures will be 3 hours ahead of Buenos Aires.
