San Juan to Lisbon: time difference
Lisbon is 4 h ahead of San Juan. 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.
San Juan 09:50 9:50 AM Lisbon 13:50 1:50 PM You –:–
09:50 9:50 AM
Argentina Standard Time · UTC-3
☀️ 06:53 · 🌙 19:47
13:50 1:50 PM
Western European Summer Time · UTC+1
☀️ 07:48 · 🌙 18:57
·
+4 h
Lisbon is 4 h ahead of San Juan.
When you, San Juan 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 Juan
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 Juan | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 09:50 | 13:50 |
| 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 Juan | — | +4 h |
| IANA zone | America/Argentina/San Juan | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:53 | 07:48 |
| Sunset | 19:47 | 18:57 |
| Daylight | 12 h 54 min | 11 h 9 min |
| People on this clock | 522,029 | 545,923 |
Compare San Juan with another city
More comparisons with San Juan: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Juan and Lisbon: common questions
What is the time difference between San Juan and Lisbon?
Lisbon is 4 hours ahead: it uses UTC+1, while San Juan is on UTC−3.
If it is 9:00 AM in San Juan, what time is it in Lisbon?
At 9:00 AM in San Juan, clocks in Lisbon show 1:00 PM.
If it is 6:00 PM in San Juan, what time is it in Lisbon?
At 6:00 PM in San Juan, clocks in Lisbon show 10:00 PM.
When do working hours in San Juan and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 2:00 PM in San Juan, which is 1:00 PM to 6:00 PM in Lisbon.
When does the date change in Lisbon compared with San Juan?
The new day starts in Lisbon earlier: at 8:00 PM in San Juan it is already midnight there. Until 4:00 AM in Lisbon, San Juan is still on the previous day.
Does the time difference between San Juan and Lisbon change?
Yes. The clocks change only in Lisbon. From October 25, 2026, Lisbon will be 3 hours ahead of San Juan.
