Santiago to Thornton, CO: time difference
Thornton, CO is 3 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 15:35 3:35 PM Thornton, CO 12:35 12:35 PM You –:–
15:35 3:35 PM
Chile Summer Time · UTC-3
☀️ 06:59 · 🌙 19:58
12:35 12:35 PM
Mountain Daylight Time · UTC-6
☀️ 07:14 · 🌙 18:17
·
−3 h
Thornton, CO is 3 h behind Santiago.
When you, Santiago and Thornton, CO 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
🇺🇸 Thornton, CO
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 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
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Time zones side by side
| Detail | 🇨🇱 Santiago | 🇺🇸 Thornton, CO |
|---|---|---|
| Local time | 15:35 | 12:35 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Chile Summer Time | Mountain Daylight Time |
| UTC offset | UTC-3 | UTC-6 |
| Offset from Santiago | — | −3 h |
| IANA zone | America/Santiago | America/Denver |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 06:59 | 07:14 |
| Sunset | 19:58 | 18:17 |
| Daylight | 13 h | 11 h 3 min |
| People on this clock | 6,139,087 | 139,478 |
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 Thornton, CO: common questions
How far behind Santiago is Thornton, CO?
Thornton is 3 hours behind Santiago: UTC−6 against UTC−3.
If it is 9:00 AM in Santiago, what time is it in Thornton, CO?
At 9:00 AM in Santiago, clocks in Thornton show 6:00 AM.
If it is 6:00 PM in Santiago, what time is it in Thornton, CO?
At 6:00 PM in Santiago, clocks in Thornton show 3:00 PM.
When is a good time to call Thornton, CO, from Santiago?
Between 12:00 PM and 6:00 PM in Santiago – that is 9:00 AM to 3:00 PM in Thornton – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Thornton, CO?
Until 3:00 AM in Santiago it is still the previous day in Thornton. The other way round, from 9:00 PM in Thornton it is already the next day in Santiago.
Does the time difference between Santiago and Thornton, CO, change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Thornton will be 4 hours behind Santiago.
