🇦🇷 Buenos Aires, Argentina
58
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:19 · 🌙 19:04 · 12 h 45 min
Buenos Aires to Brazzaville: time difference
Brazzaville is 4 h ahead of Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇨🇬 Brazzaville, Republic of the Congo
58
- West Africa Standard Time
- UTC+1
- Daytime
☀️ 05:41 · 🌙 17:52 · 12 h 11 min
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 10:43 10:43 AM Brazzaville 14:43 2:43 PM You –:–
10:43 10:43 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
14:43 2:43 PM
West Africa Standard Time · UTC+1
☀️ 05:41 · 🌙 17:52
·
+4 h
Brazzaville is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Brazzaville are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇨🇬 Brazzaville
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 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇨🇬 Brazzaville |
|---|---|---|
| Local time | 10:43 | 14:43 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Argentina Standard Time | West Africa Standard Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Africa/Brazzaville |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:19 | 05:41 |
| Sunset | 19:04 | 17:52 |
| Daylight | 12 h 45 min | 12 h 11 min |
| People on this clock | 2,891,082 | 1,932,610 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Brazzaville: common questions
How many hours ahead of Buenos Aires is Brazzaville?
The clocks in Brazzaville are 4 hours ahead of those in Buenos Aires (UTC+1 and UTC−3).
What time is it in Brazzaville when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 1:00 PM in Brazzaville.
What time is it in Brazzaville at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Brazzaville it is 10:00 PM at that moment.
When is a good time to call Brazzaville from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Brazzaville – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Brazzaville compared with Buenos Aires?
The new day starts in Brazzaville earlier: at 8:00 PM in Buenos Aires it is already midnight there. Until 4:00 AM in Brazzaville, Buenos Aires is still on the previous day.
Does the time difference between Buenos Aires and Brazzaville change?
No. Neither place uses daylight saving time, so the difference stays 4 hours all year.
