Calama to Porto: time difference
Porto is 3 h ahead of Calama. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Calama 17:44 5:44 PM Porto 20:44 8:44 PM You –:–
17:44 5:44 PM
Chile Summer Time · UTC-3
☀️ 06:49 · 🌙 19:51
20:44 8:44 PM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
·
+3 h
Porto is 3 h ahead of Calama.
When you, Calama and Porto are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇱 Calama
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
🇵🇹 Porto
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 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇱 Calama | 🇵🇹 Porto |
|---|---|---|
| Local time | 17:44 | 20:44 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Chile Summer Time | Western European Standard Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Calama | — | +3 h |
| IANA zone | America/Santiago | Europe/Lisbon |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 06:49 | 07:12 |
| Sunset | 19:51 | 17:26 |
| Daylight | 13 h 2 min | 10 h 14 min |
| People on this clock | 157,575 | 231,828 |
Compare Calama with another city
More comparisons with Calama: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Calama and Porto: common questions
What is the time difference between Calama and Porto?
Porto is 3 hours ahead: it uses UTC+0, while Calama is on UTC−3.
What time is it in Porto at the start of the working day in Calama?
The working day in Calama starts at 9:00 AM; in Porto it is 12:00 PM at that moment.
If it is 6:00 PM in Calama, what time is it in Porto?
At 6:00 PM in Calama, clocks in Porto show 9:00 PM.
When do working hours in Calama and in Porto overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Calama, which is 12:00 PM to 6:00 PM in Porto.
From what time in Calama is it tomorrow in Porto?
Once it is 9:00 PM in Calama, the date in Porto has already changed. Until 3:00 AM in Porto, it is still the previous day in Calama.
Does the time difference between Calama and Porto change?
Yes. Both places change their clocks, but on different dates. From March 28, 2027, Porto will be 4 hours ahead of Calama.
