Portsmouth to Santiago: time difference
Santiago is 1 h ahead of Portsmouth. 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.
Portsmouth 04:02 4:02 AM Santiago 05:02 5:02 AM You –:–
04:02 4:02 AM
Atlantic Standard Time · UTC-4
☀️ 05:57 · 🌙 17:50
05:02 5:02 AM
Chile Summer Time · UTC-3
☀️ 07:09 · 🌙 19:52
·
+1 h
Santiago is 1 h ahead of Portsmouth.
When you, Portsmouth and Santiago are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇩🇲 Portsmouth
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
🇨🇱 Santiago
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇩🇲 Portsmouth | 🇨🇱 Santiago |
|---|---|---|
| Local time | 04:02 | 05:02 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Chile Summer Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Portsmouth | — | +1 h |
| IANA zone | America/Dominica | America/Santiago |
| Daylight saving | Not observed | On summer time → UTC-4, Apr 3, 23:00 |
| Sunrise | 05:57 | 07:09 |
| Sunset | 17:50 | 19:52 |
| Daylight | 11 h 52 min | 12 h 43 min |
| People on this clock | 3,633 | 6,139,087 |
Compare Portsmouth with another city
More comparisons with Portsmouth: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Portsmouth and Santiago: common questions
What is the time difference between Portsmouth and Santiago?
Santiago is 1 hour ahead: it uses UTC−3, while Portsmouth is on UTC−4.
What time is it in Santiago at the start of the working day in Portsmouth?
The working day in Portsmouth starts at 9:00 AM; in Santiago it is 10:00 AM at that moment.
If it is 6:00 PM in Portsmouth, what time is it in Santiago?
At 6:00 PM in Portsmouth, clocks in Santiago show 7:00 PM.
Is there a time when both Portsmouth and Santiago are at work?
Yes: from 9:00 AM to 5:00 PM in Portsmouth (10:00 AM to 6:00 PM in Santiago), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Santiago compared with Portsmouth?
The new day starts in Santiago earlier: at 11:00 PM in Portsmouth it is already midnight there. Until 1:00 AM in Santiago, Portsmouth is still on the previous day.
Does the time difference between Portsmouth and Santiago change?
Yes. The clocks change only in Santiago. From April 3, 2027, Santiago and Portsmouth will have the same time.
