Offset
The time difference between Mexico City and Buenos Aires is 3 hours.
Mexico City (CST) is behind Buenos Aires (ART).
CST: UTC-6
ART: UTC-3
Neither Mexico City nor Buenos Aires is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–2 PM in Mexico City (12 PM–5 PM in Buenos Aires).
Both teams are in working hours during this window on weekdays.
Suggested time: 11:00 AM Mexico City (2:00 PM Buenos Aires).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Mexico
- New Year's DayThu, Jan 1
- Constitution DayMon, Feb 2
- Benito Juárez's birthdayMon, Mar 16
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Independence DayWed, Sep 16
- Revolution DayMon, Nov 16
- Christmas DayFri, Dec 25
Argentina
- New Year's DayThu, Jan 1
- CarnivalMon, Feb 16
- CarnivalTue, Feb 17
- Day of Remembrance for Truth and JusticeTue, Mar 24
- Day of the Veterans and Fallen of the Malvinas WarThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- May RevolutionMon, May 25
- Anniversary of the Passing of General Martín Miguel de GüemesMon, Jun 15
- General Manuel Belgrano Memorial DaySat, Jun 20
- Independence DayThu, Jul 9
- General José de San Martín Memorial DayMon, Aug 17
- Day of Respect for Cultural DiversityMon, Oct 12
- National Sovereignty DayMon, Nov 23
- Immaculate Conception DayTue, Dec 8
- Christmas DayFri, Dec 25
About these zones
Mexico City uses Central Standard Time. To call Mexico, dial +52.
Buenos Aires uses Argentina Time (ART). To call Argentina, dial +54.
Buenos Aires is approximately 4,600 miles southeast of Mexico City.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Mexico City | Buenos Aires | Day |
|---|---|---|
| 12:00 am | 3:00 am | Same day |
| 1:00 am | 4:00 am | Same day |
| 2:00 am | 5:00 am | Same day |
| 3:00 am | 6:00 am | Same day |
| 4:00 am | 7:00 am | Same day |
| 5:00 am | 8:00 am | Same day |
| 6:00 am | 9:00 am | Same day |
| 7:00 am | 10:00 am | Same day |
| 8:00 am | 11:00 am | Same day |
| 9:00 am | 12:00 pm | Same day |
| 10:00 am | 1:00 pm | Same day |
| 11:00 am | 2:00 pm | Same day |
| 12:00 pm | 3:00 pm | Same day |
| 1:00 pm | 4:00 pm | Same day |
| 2:00 pm | 5:00 pm | Same day |
| 3:00 pm | 6:00 pm | Same day |
| 4:00 pm | 7:00 pm | Same day |
| 5:00 pm | 8:00 pm | Same day |
| 6:00 pm | 9:00 pm | Same day |
| 7:00 pm | 10:00 pm | Same day |
| 8:00 pm | 11:00 pm | Same day |
| 9:00 pm | 12:00 am | +1 day |
| 10:00 pm | 1:00 am | +1 day |
| 11:00 pm | 2:00 am | +1 day |
Daylight saving time
Neither Mexico City nor Buenos Aires observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:24 AM
- Sunset
- 6:47 PM
- Day length
- 12h 23m
- Sunrise
- 7:04 AM
- Sunset
- 6:41 PM
- Day length
- 11h 37m
Daylight overlap: 9h 17m — 6:24 AM–3:41 PM in Mexico City (9:24 AM–6:41 PM in Buenos Aires). Both locations are in daylight during this window.
Cities in these zones
Other cities in Central Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Central Standard Time
- MEX
- NLU
- TLC
- PBC
- QRO
- BJX
- GDL
Airports in Argentina Time
- AEP
- EZE
Related conversions
Common conversions
- What is 9:00 am Mexico City in Buenos Aires?
- 9:00 am Mexico City is 12:00 pm Buenos Aires.
- What is 12:00 pm Mexico City in Buenos Aires?
- 12:00 pm Mexico City is 3:00 pm Buenos Aires.
- What is 12:30 pm Mexico City in Buenos Aires?
- 12:30 pm Mexico City is 3:30 pm Buenos Aires.
- What is 2:00 pm Mexico City in Buenos Aires?
- 2:00 pm Mexico City is 5:00 pm Buenos Aires.
- What is 5:00 pm Mexico City in Buenos Aires?
- 5:00 pm Mexico City is 8:00 pm Buenos Aires.
- What is 11:30 pm Mexico City in Buenos Aires?
- 11:30 pm Mexico City is 2:30 am Buenos Aires, the next day.