San Fernando to Buenos Aires: time difference
Buenos Aires is 3 h ahead of San Fernando. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
07
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:04 · 🌙 19:14 · 13 h 10 min
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Fernando 02:46 2:46 AM Buenos Aires 05:46 5:46 AM You –:–
02:46 2:46 AM
Central Standard Time · UTC-6
☀️ 06:08 · 🌙 17:48
05:46 5:46 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
·
+3 h
Buenos Aires is 3 h ahead of San Fernando.
When you, San Fernando 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
🇲🇽 San Fernando
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
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 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇲🇽 San Fernando | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 02:46 | 05:46 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Central Standard Time | Argentina Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from San Fernando | — | +3 h |
| IANA zone | America/Mexico City | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:08 | 06:04 |
| Sunset | 17:48 | 19:14 |
| Daylight | 11 h 40 min | 13 h 10 min |
| People on this clock | 11,867 | 2,891,082 |
Compare San Fernando with another city
More comparisons with San Fernando: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Fernando and Buenos Aires: common questions
How far ahead of San Fernando is Buenos Aires?
Buenos Aires is 3 hours ahead of San Fernando: UTC−3 against UTC−6.
What time is it in Buenos Aires at the start of the working day in San Fernando?
The working day in San Fernando starts at 9:00 AM; in Buenos Aires it is 12:00 PM at that moment.
What time is it in Buenos Aires at the end of the working day in San Fernando?
The working day in San Fernando ends at 6:00 PM; in Buenos Aires it is 9:00 PM at that moment.
When do working hours in San Fernando and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in San Fernando, which is 12:00 PM to 6:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with San Fernando?
The new day starts in Buenos Aires earlier: at 9:00 PM in San Fernando it is already midnight there. Until 3:00 AM in Buenos Aires, San Fernando is still on the previous day.
Is the time difference between San Fernando and Buenos Aires the same all year?
Yes. Neither San Fernando nor Buenos Aires switches to summer time, so the gap is always 3 hours.
