O'Fallon, MO to Santiago: time difference
Santiago is 2 h ahead of O'Fallon, MO. 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.
O'Fallon, MO 18:28 6:28 PM Santiago 20:28 8:28 PM You –:–
18:28 6:28 PM
Central Daylight Time · UTC-5
☀️ 07:19 · 🌙 18:17
20:28 8:28 PM
Chile Summer Time · UTC-3
☀️ 06:55 · 🌙 20:01
·
+2 h
Santiago is 2 h ahead of O'Fallon, MO.
When you, O'Fallon, MO 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
🇺🇸 O'Fallon, MO
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
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 O'Fallon, MO | 🇨🇱 Santiago |
|---|---|---|
| Local time | 18:28 | 20:28 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Central Daylight Time | Chile Summer Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from O'Fallon, MO | — | +2 h |
| IANA zone | America/Chicago | America/Santiago |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | On summer time → UTC-4, Apr 3, 23:00 |
| Sunrise | 07:19 | 06:55 |
| Sunset | 18:17 | 20:01 |
| Daylight | 10 h 59 min | 13 h 6 min |
| People on this clock | 94,074 | 6,139,087 |
Compare O'Fallon, MO with another city
More comparisons with O'Fallon, MO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
O'Fallon, MO and Santiago: common questions
How many hours ahead of O'Fallon, MO, is Santiago?
The clocks in Santiago are 2 hours ahead of those in O'Fallon (UTC−3 and UTC−5).
What time is it in Santiago when it is 9:00 AM in O'Fallon, MO?
When it is 9:00 AM in O'Fallon, it is 11:00 AM in Santiago.
What time is it in Santiago when it is 6:00 PM in O'Fallon, MO?
When it is 6:00 PM in O'Fallon, it is 8:00 PM in Santiago.
When do working hours in O'Fallon, MO, and in Santiago overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in O'Fallon, which is 11:00 AM to 6:00 PM in Santiago.
When does the date change in Santiago compared with O'Fallon, MO?
The new day starts in Santiago earlier: at 10:00 PM in O'Fallon it is already midnight there. Until 2:00 AM in Santiago, O'Fallon is still on the previous day.
Does the time difference between O'Fallon, MO, and Santiago change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Santiago will be 3 hours ahead of O'Fallon.
