Armstrong to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Armstrong. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
41
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:14 · 🌙 19:07 · 12 h 54 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Armstrong 17:01 5:01 PM Buenos Aires 18:01 6:01 PM You –:–
17:01 5:01 PM
Eastern Daylight Time · UTC-4
☀️ 08:17 · 🌙 19:08
18:01 6:01 PM
Argentina Standard Time · UTC-3
☀️ 06:14 · 🌙 19:07
·
+1 h
Buenos Aires is 1 h ahead of Armstrong.
When you, Armstrong 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
🇨🇦 Armstrong
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Armstrong | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 17:01 | 18:01 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Armstrong | — | +1 h |
| IANA zone | America/Toronto | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 08:17 | 06:14 |
| Sunset | 19:08 | 19:07 |
| Daylight | 10 h 51 min | 12 h 54 min |
| People on this clock | — | 2,891,082 |
Compare Armstrong with another city
More comparisons with Armstrong: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Armstrong and Buenos Aires: common questions
What is the time difference between Armstrong and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Armstrong is on UTC−4.
If it is 9:00 AM in Armstrong, what time is it in Buenos Aires?
At 9:00 AM in Armstrong, clocks in Buenos Aires show 10:00 AM.
What time is it in Buenos Aires when it is 6:00 PM in Armstrong?
When it is 6:00 PM in Armstrong, it is 7:00 PM in Buenos Aires.
When do working hours in Armstrong and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Armstrong, which is 10:00 AM to 6:00 PM in Buenos Aires.
When is it already the next day in Buenos Aires?
From 11:00 PM in Armstrong it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Armstrong.
Does the time difference between Armstrong and Buenos Aires change?
Yes. The clocks change only in Armstrong. From November 1, 2026, Buenos Aires will be 2 hours ahead of Armstrong.
