Lisbon to San Juan: time difference
San Juan is 5 h behind Lisbon. 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.
Lisbon 12:14 12:14 PM San Juan 07:14 7:14 AM You –:–
12:14 12:14 PM
Western European Summer Time · UTC+1
☀️ 07:49 · 🌙 18:56
07:14 7:14 AM
Atlantic Standard Time · UTC-4
☀️ 05:55 · 🌙 17:48
·
−5 h
San Juan is 5 h behind Lisbon.
When you, Lisbon and San Juan are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇹🇹 San Juan
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇹🇹 San Juan |
|---|---|---|
| Local time | 12:14 | 07:14 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Western European Summer Time | Atlantic Standard Time |
| UTC offset | UTC+1 | UTC-4 |
| Offset from Lisbon | — | −5 h |
| IANA zone | Europe/Lisbon | America/Port of Spain |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:49 | 05:55 |
| Sunset | 18:56 | 17:48 |
| Daylight | 11 h 7 min | 11 h 52 min |
| People on this clock | 545,923 | — |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and San Juan: common questions
What is the time difference between Lisbon and San Juan?
San Juan is 5 hours behind: it uses UTC−4, while Lisbon is on UTC+1.
What time is it in San Juan when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 4:00 AM in San Juan.
If it is 6:00 PM in Lisbon, what time is it in San Juan?
At 6:00 PM in Lisbon, clocks in San Juan show 1:00 PM.
Is there a time when both Lisbon and San Juan are at work?
Yes: from 2:00 PM to 6:00 PM in Lisbon (9:00 AM to 1:00 PM in San Juan), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in San Juan?
Until 5:00 AM in Lisbon it is still the previous day in San Juan. The other way round, from 7:00 PM in San Juan it is already the next day in Lisbon.
Is the time difference between Lisbon and San Juan the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, San Juan will be 4 hours behind Lisbon.
