West Chester, PA to Buenos Aires: time difference
Buenos Aires is 1 h ahead of West Chester, PA. 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.
West Chester, PA 16:05 4:05 PM Buenos Aires 17:05 5:05 PM You –:–
16:05 4:05 PM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:21
17:05 5:05 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
Buenos Aires is 1 h ahead of West Chester, PA.
When you, West Chester, PA and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 West Chester, PA
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
🇦🇷 Buenos Aires
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 | 🇺🇸 West Chester, PA | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 16:05 | 17:05 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from West Chester, PA | — | +1 h |
| IANA zone | America/New York | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:15 | 06:10 |
| Sunset | 18:21 | 19:10 |
| Daylight | 11 h 6 min | 13 h |
| People on this clock | 18,671 | 2,891,082 |
Compare West Chester, PA with another city
More comparisons with West Chester, PA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
West Chester, PA and Buenos Aires: common questions
What is the time difference between West Chester, PA, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while West Chester is on UTC−4.
What time is it in Buenos Aires at the start of the working day in West Chester, PA?
The working day in West Chester starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
What time is it in Buenos Aires when it is 6:00 PM in West Chester, PA?
When it is 6:00 PM in West Chester, it is 7:00 PM in Buenos Aires.
Is there a time when both West Chester, PA, and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in West Chester (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
From what time in West Chester, PA, is it tomorrow in Buenos Aires?
Once it is 11:00 PM in West Chester, the date in Buenos Aires has already changed. Until 1:00 AM in Buenos Aires, it is still the previous day in West Chester.
Does the time difference between West Chester, PA, and Buenos Aires change?
Yes. The clocks change only in West Chester. From November 1, 2026, Buenos Aires will be 2 hours ahead of West Chester.
