Santiago to St Thomas: time difference
St Thomas 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 11:49 11:49 AM St Thomas 10:49 10:49 AM You –:–
11:49 11:49 AM
Chile Summer Time · UTC-3
☀️ 07:00 · 🌙 19:57
10:49 10:49 AM
Atlantic Standard Time · UTC-4
☀️ 06:15 · 🌙 17:57
·
−1 h
St Thomas is 1 h behind Santiago.
When you, Santiago and St Thomas 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
🇻🇮 St Thomas
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 | 🇻🇮 St Thomas |
|---|---|---|
| Local time | 11:49 | 10:49 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 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/St Thomas |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | Not observed |
| Sunrise | 07:00 | 06:15 |
| Sunset | 19:57 | 17:57 |
| Daylight | 12 h 58 min | 11 h 42 min |
| People on this clock | 6,139,087 | 20,000 |
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 St Thomas: common questions
How far behind Santiago is St Thomas?
St Thomas is 1 hour behind Santiago: UTC−4 against UTC−3.
If it is 9:00 AM in Santiago, what time is it in St Thomas?
At 9:00 AM in Santiago, clocks in St Thomas show 8:00 AM.
If it is 6:00 PM in Santiago, what time is it in St Thomas?
At 6:00 PM in Santiago, clocks in St Thomas show 5:00 PM.
Is there a time when both Santiago and St Thomas are at work?
Yes: from 10:00 AM to 6:00 PM in Santiago (9:00 AM to 5:00 PM in St Thomas), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Santiago is it still yesterday in St Thomas?
Before 1:00 AM in Santiago, the date in St Thomas has not changed yet. From 11:00 PM in St Thomas, it is already the next day in Santiago.
Does the time gap between Santiago and St Thomas change during the year?
Yes – daylight saving time is used in Santiago but not in St Thomas. From April 3, 2027, St Thomas and Santiago will have the same time.
