Santiago to San Lorenzo: time difference
San Lorenzo is 1 h behind Santiago. 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.
Santiago 10:17 10:17 AM San Lorenzo 09:17 9:17 AM You –:–
10:17 10:17 AM
Chile Summer Time · UTC-3
☀️ 06:48 · 🌙 20:07
09:17 9:17 AM
Atlantic Standard Time · UTC-4
☀️ 06:22 · 🌙 17:54
·
−1 h
San Lorenzo is 1 h behind Santiago.
When you, Santiago and San Lorenzo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇱 Santiago
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 Lorenzo
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 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇱 Santiago | 🇵🇷 San Lorenzo |
|---|---|---|
| Local time | 10:17 | 09:17 |
| Local date | Wednesday, October 28, 2026 | Wednesday, October 28, 2026 |
| Time zone | Chile Summer Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Santiago | — | −1 h |
| IANA zone | America/Santiago | America/Puerto Rico |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | Not observed |
| Sunrise | 06:48 | 06:22 |
| Sunset | 20:07 | 17:54 |
| Daylight | 13 h 19 min | 11 h 32 min |
| People on this clock | 6,139,087 | 9,373 |
Compare Santiago with another city
More comparisons with Santiago: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Santiago and San Lorenzo: common questions
What is the time difference between Santiago and San Lorenzo?
San Lorenzo is 1 hour behind: it uses UTC−4, while Santiago is on UTC−3.
If it is 9:00 AM in Santiago, what time is it in San Lorenzo?
At 9:00 AM in Santiago, clocks in San Lorenzo show 8:00 AM.
What time is it in San Lorenzo at the end of the working day in Santiago?
The working day in Santiago ends at 6:00 PM; in San Lorenzo it is 5:00 PM at that moment.
When is a good time to call San Lorenzo from Santiago?
Between 10:00 AM and 6:00 PM in Santiago – that is 9:00 AM to 5:00 PM in San Lorenzo – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in San Lorenzo?
Until 1:00 AM in Santiago it is still the previous day in San Lorenzo. The other way round, from 11:00 PM in San Lorenzo it is already the next day in Santiago.
Does the time difference between Santiago and San Lorenzo change?
Yes. The clocks change only in Santiago. From April 3, 2027, San Lorenzo and Santiago will have the same time.
