San Juan to Lisbon: time difference
Lisbon is 5 h ahead of San Juan. Live clocks for both, the working hours they share, and how each one sits against your own time.
+5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Juan 20:27 8:27 PM Lisbon 01:27 1:27 AM You –:–
20:27 8:27 PM
Atlantic Standard Time · UTC-4
☀️ 06:17 · 🌙 18:08
01:27 1:27 AM
Western European Summer Time · UTC+1
☀️ 07:40 · 🌙 19:09
·
+5 h
Lisbon is 5 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
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 4 4 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇷 San Juan | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 20:27 | 01:27 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Western European Summer Time |
| UTC offset | UTC-4 | UTC+1 |
| Offset from San Juan | — | +5 h |
| IANA zone | America/Puerto Rico | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:17 | 07:40 |
| Sunset | 18:08 | 19:09 |
| Daylight | 11 h 50 min | 11 h 29 min |
| People on this clock | 322,854 | 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
How many hours ahead of San Juan is Lisbon?
The clocks in Lisbon are 5 hours ahead of those in San Juan (UTC+1 and UTC−4).
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 2:00 PM.
What time is it in Lisbon when it is 6:00 PM in San Juan?
When it is 6:00 PM in San Juan, it is 11:00 PM in Lisbon.
Is there a time when both San Juan and Lisbon are at work?
Yes: from 9:00 AM to 1:00 PM in San Juan (2:00 PM to 6:00 PM in Lisbon), the working days (9:00 AM–6:00 PM) overlap.
From what time in San Juan is it tomorrow in Lisbon?
Once it is 7:00 PM in San Juan, the date in Lisbon has already changed. Until 5:00 AM in Lisbon, it is still the previous day in San Juan.
Does the time gap between San Juan and Lisbon change during the year?
Yes – daylight saving time is used in Lisbon but not in San Juan. From October 25, 2026, Lisbon will be 4 hours ahead of San Juan.
