Brighton to Buenos Aires: time difference
Buenos Aires is 4 h behind Brighton. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Brighton 07:09 7:09 AM Buenos Aires 03:09 3:09 AM You –:–
07:09 7:09 AM
British Summer Time · UTC+1
☀️ 07:15 · 🌙 18:21
03:09 3:09 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
·
−4 h
Buenos Aires is 4 h behind Brighton.
When you, Brighton 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
🇬🇧 Brighton
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
20 8 PM 21 9 PM 22 10 PM 23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 Brighton | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 07:09 | 03:09 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | British Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Brighton | — | −4 h |
| IANA zone | Europe/London | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:15 | 06:19 |
| Sunset | 18:21 | 19:04 |
| Daylight | 11 h 6 min | 12 h 45 min |
| People on this clock | 256,000 | 2,891,082 |
Compare Brighton with another city
More comparisons with Brighton: the time zones next to it and the far side of the clock.
Big time differences
Brighton and Buenos Aires: common questions
What is the time difference between Brighton and Buenos Aires?
Buenos Aires is 4 hours behind: it uses UTC−3, while Brighton is on UTC+1.
What time is it in Buenos Aires when it is 9:00 AM in Brighton?
When it is 9:00 AM in Brighton, it is 5:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Brighton?
The working day in Brighton ends at 6:00 PM; in Buenos Aires it is 2:00 PM at that moment.
When do working hours in Brighton and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Brighton, which is 9:00 AM to 2:00 PM in Buenos Aires.
When is it still the previous day in Buenos Aires?
Until 4:00 AM in Brighton it is still the previous day in Buenos Aires. The other way round, from 8:00 PM in Buenos Aires it is already the next day in Brighton.
Does the time difference between Brighton and Buenos Aires change?
Yes. The clocks change only in Brighton. From October 25, 2026, Buenos Aires will be 3 hours behind Brighton.
