Tehran to Buenos Aires: time difference
Buenos Aires is 6 h 30 min behind Tehran. 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.
Tehran 04:34 4:34 AM Buenos Aires 22:04 10:04 PM You –:–
04:34 4:34 AM
Iran Standard Time · UTC+3:30
☀️ 06:07 · 🌙 17:37
22:04 10:04 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−6 h 30 min
Buenos Aires is 6 h 30 min behind Tehran.
When you, Tehran 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
🇮🇷 Tehran
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 | 🇮🇷 Tehran | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:34 | 22:04 |
| 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 Tehran | — | −6 h 30 min |
| IANA zone | Asia/Tehran | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:07 | 06:20 |
| Sunset | 17:37 | 19:03 |
| Daylight | 11 h 31 min | 12 h 43 min |
| People on this clock | 8,000,000 | 2,891,082 |
Compare Tehran with another city
More comparisons with Tehran: the time zones next to it and the far side of the clock.
Big time differences
Tehran and Buenos Aires: common questions
How far behind Tehran is Buenos Aires?
Buenos Aires is 6 hours and 30 minutes behind Tehran: UTC−3 against UTC+3:30.
If it is 9:00 AM in Tehran, what time is it in Buenos Aires?
At 9:00 AM in Tehran, clocks in Buenos Aires show 2:30 AM.
If it is 6:00 PM in Tehran, what time is it in Buenos Aires?
At 6:00 PM in Tehran, clocks in Buenos Aires show 11:30 AM.
When do working hours in Tehran and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 3:30 PM to 6:00 PM in Tehran, which is 9:00 AM to 11:30 AM in Buenos Aires.
Until what time in Tehran is it still yesterday in Buenos Aires?
Before 6:30 AM in Tehran, the date in Buenos Aires has not changed yet. From 5:30 PM in Buenos Aires, it is already the next day in Tehran.
Does the time difference between Tehran and Buenos Aires change?
No. Neither place uses daylight saving time, so the difference stays 6 hours and 30 minutes all year.
