Mexico City to Buenos Aires: time difference
Buenos Aires is 3 h ahead of Mexico City. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Mexico City 17:49 5:49 PM Buenos Aires 20:49 8:49 PM You –:–
17:49 5:49 PM
Central Standard Time · UTC-6
☀️ 06:30 · 🌙 18:19
20:49 8:49 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
+3 h
Buenos Aires is 3 h ahead of Mexico City.
When you, Mexico City 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
🇲🇽 Mexico City
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 | 🇲🇽 Mexico City | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 17:49 | 20:49 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Central Standard Time | Argentina Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Mexico City | — | +3 h |
| IANA zone | America/Mexico City | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:30 | 06:20 |
| Sunset | 18:19 | 19:03 |
| Daylight | 11 h 49 min | 12 h 43 min |
| People on this clock | 9,209,944 | 2,891,082 |
Compare Mexico City with another city
More comparisons with Mexico City: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Mexico City and Buenos Aires: common questions
How far ahead of Mexico City is Buenos Aires?
Buenos Aires is 3 hours ahead of Mexico City: UTC−3 against UTC−6.
If it is 9:00 AM in Mexico City, what time is it in Buenos Aires?
At 9:00 AM in Mexico City, clocks in Buenos Aires show 12:00 PM.
If it is 6:00 PM in Mexico City, what time is it in Buenos Aires?
At 6:00 PM in Mexico City, clocks in Buenos Aires show 9:00 PM.
Is there a time when both Mexico City and Buenos Aires are at work?
Yes: from 9:00 AM to 3:00 PM in Mexico City (12:00 PM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Buenos Aires compared with Mexico City?
The new day starts in Buenos Aires earlier: at 9:00 PM in Mexico City it is already midnight there. Until 3:00 AM in Buenos Aires, Mexico City is still on the previous day.
Is the time difference between Mexico City and Buenos Aires the same all year?
Yes. Neither Mexico City nor Buenos Aires switches to summer time, so the gap is always 3 hours.
