Santiago to Casper, WY: time difference
Casper, WY 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 11:11 11:11 AM Casper, WY 08:11 8:11 AM You –:–
11:11 11:11 AM
Chile Summer Time · UTC-3
☀️ 06:57 · 🌙 19:59
08:11 8:11 AM
Mountain Daylight Time · UTC-6
☀️ 07:24 · 🌙 18:18
·
−3 h
Casper, WY is 3 h behind Santiago.
When you, Santiago and Casper, WY 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
🇺🇸 Casper, WY
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
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Time zones side by side
| Detail | 🇨🇱 Santiago | 🇺🇸 Casper, WY |
|---|---|---|
| Local time | 11:11 | 08:11 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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 | 06:57 | 07:24 |
| Sunset | 19:59 | 18:18 |
| Daylight | 13 h 2 min | 10 h 54 min |
| People on this clock | 6,139,087 | 58,763 |
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 Casper, WY: common questions
How far behind Santiago is Casper, WY?
Casper is 3 hours behind Santiago: UTC−6 against UTC−3.
What time is it in Casper, WY, when it is 9:00 AM in Santiago?
When it is 9:00 AM in Santiago, it is 6:00 AM in Casper.
If it is 6:00 PM in Santiago, what time is it in Casper, WY?
At 6:00 PM in Santiago, clocks in Casper show 3:00 PM.
When do working hours in Santiago and in Casper, WY, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Santiago, which is 9:00 AM to 3:00 PM in Casper.
When is it still the previous day in Casper, WY?
Until 3:00 AM in Santiago it is still the previous day in Casper. The other way round, from 9:00 PM in Casper it is already the next day in Santiago.
Does the time difference between Santiago and Casper, WY, change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Casper will be 4 hours behind Santiago.
