Isfahan to Buenos Aires: time difference
Buenos Aires is 6 h 30 min behind Isfahan. Live clocks for both, the working hours they share, and how each one sits against your own time.
−6 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Isfahan 03:55 3:55 AM Buenos Aires 21:25 9:25 PM You –:–
03:55 3:55 AM
Iran Standard Time · UTC+3:30
☀️ 06:04 · 🌙 17:38
21:25 9:25 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−6 h 30 min
Buenos Aires is 6 h 30 min behind Isfahan.
When you, Isfahan 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
🇮🇷 Isfahan
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
17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇷 Isfahan | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 03:55 | 21:25 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Iran Standard Time | Argentina Standard Time |
| UTC offset | UTC+3:30 | UTC-3 |
| Offset from Isfahan | — | −6 h 30 min |
| IANA zone | Asia/Tehran | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:04 | 06:20 |
| Sunset | 17:38 | 19:03 |
| Daylight | 11 h 34 min | 12 h 43 min |
| People on this clock | 1,961,260 | 2,891,082 |
Compare Isfahan with another city
More comparisons with Isfahan: the time zones next to it and the far side of the clock.
Big time differences
Isfahan and Buenos Aires: common questions
How many hours behind Isfahan is Buenos Aires?
The clocks in Buenos Aires are 6 hours and 30 minutes behind those in Isfahan (UTC−3 and UTC+3:30).
What time is it in Buenos Aires at the start of the working day in Isfahan?
The working day in Isfahan starts at 9:00 AM; in Buenos Aires it is 2:30 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Isfahan?
The working day in Isfahan ends at 6:00 PM; in Buenos Aires it is 11:30 AM at that moment.
When is a good time to call Buenos Aires from Isfahan?
Between 3:30 PM and 6:00 PM in Isfahan – that is 9:00 AM to 11:30 AM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Isfahan is it still yesterday in Buenos Aires?
Before 6:30 AM in Isfahan, the date in Buenos Aires has not changed yet. From 5:30 PM in Buenos Aires, it is already the next day in Isfahan.
Is the time difference between Isfahan and Buenos Aires the same all year?
Yes. Neither Isfahan nor Buenos Aires switches to summer time, so the gap is always 6 hours and 30 minutes.
