San Isidro to Lisbon: time difference
Lisbon is 4 h ahead of San Isidro. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇵🇹 Lisbon, Portugal
44
- Western European Summer Time
- UTC+1
- Golden hour
☀️ 07:48 · 🌙 18:57 · 11 h 9 min
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Isidro 14:29 2:29 PM Lisbon 18:29 6:29 PM You –:–
14:29 2:29 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
18:29 6:29 PM
Western European Summer Time · UTC+1
☀️ 07:48 · 🌙 18:57
·
+4 h
Lisbon is 4 h ahead of San Isidro.
When you, San Isidro and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 San Isidro
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
🇵🇹 Lisbon
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 | 🇦🇷 San Isidro | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 14:29 | 18:29 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Argentina Standard Time | Western European Summer Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from San Isidro | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:10 | 07:48 |
| Sunset | 19:10 | 18:57 |
| Daylight | 13 h | 11 h 9 min |
| People on this clock | 45,190 | 545,923 |
Compare San Isidro with another city
More comparisons with San Isidro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Isidro and Lisbon: common questions
How far ahead of San Isidro is Lisbon?
Lisbon is 4 hours ahead of San Isidro: UTC+1 against UTC−3.
If it is 9:00 AM in San Isidro, what time is it in Lisbon?
At 9:00 AM in San Isidro, clocks in Lisbon show 1:00 PM.
What time is it in Lisbon at the end of the working day in San Isidro?
The working day in San Isidro ends at 6:00 PM; in Lisbon it is 10:00 PM at that moment.
When do working hours in San Isidro and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 2:00 PM in San Isidro, which is 1:00 PM to 6:00 PM in Lisbon.
From what time in San Isidro is it tomorrow in Lisbon?
Once it is 8:00 PM in San Isidro, the date in Lisbon has already changed. Until 4:00 AM in Lisbon, it is still the previous day in San Isidro.
Does the time gap between San Isidro and Lisbon change during the year?
Yes – daylight saving time is used in Lisbon but not in San Isidro. From October 25, 2026, Lisbon will be 3 hours ahead of San Isidro.
