Waltham, MA to Santiago: time difference
Santiago is 1 h ahead of Waltham, MA. 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.
Waltham, MA 06:28 6:28 AM Santiago 07:28 7:28 AM You –:–
06:28 6:28 AM
Eastern Daylight Time · UTC-4
☀️ 07:02 · 🌙 18:00
07:28 7:28 AM
Chile Summer Time · UTC-3
☀️ 06:59 · 🌙 19:58
·
+1 h
Santiago is 1 h ahead of Waltham, MA.
When you, Waltham, MA 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
🇺🇸 Waltham, MA
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
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Time zones side by side
| Detail | 🇺🇸 Waltham, MA | 🇨🇱 Santiago |
|---|---|---|
| Local time | 06:28 | 07:28 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern Daylight Time | Chile Summer Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Waltham, MA | — | +1 h |
| IANA zone | America/New York | America/Santiago |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-4, Apr 3, 23:00 |
| Sunrise | 07:02 | 06:59 |
| Sunset | 18:00 | 19:58 |
| Daylight | 10 h 58 min | 13 h |
| People on this clock | 60,636 | 6,139,087 |
Compare Waltham, MA with another city
More comparisons with Waltham, MA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Waltham, MA and Santiago: common questions
How far ahead of Waltham, MA, is Santiago?
Santiago is 1 hour ahead of Waltham: UTC−3 against UTC−4.
If it is 9:00 AM in Waltham, MA, what time is it in Santiago?
At 9:00 AM in Waltham, clocks in Santiago show 10:00 AM.
What time is it in Santiago at the end of the working day in Waltham, MA?
The working day in Waltham ends at 6:00 PM; in Santiago it is 7:00 PM at that moment.
When do working hours in Waltham, MA, and in Santiago overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Waltham, which is 10:00 AM to 6:00 PM in Santiago.
From what time in Waltham, MA, is it tomorrow in Santiago?
Once it is 11:00 PM in Waltham, the date in Santiago has already changed. Until 1:00 AM in Santiago, it is still the previous day in Waltham.
Is the time difference between Waltham, MA, and Santiago the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From November 1, 2026, Santiago will be 2 hours ahead of Waltham.
