Buenos Aires to Mexico City
-3hBuenos Aires
ARTSOURCEMexico City
CSTGreen rows indicate typical business hours (9 AM - 5 PM)
ART and CST on the World Map
The map below highlights the ART (Argentina Time) and CST (Central Standard Time) timezone regions across the globe.
ART – Argentina Time
UTC-03:00Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.
- •Argentina does not observe daylight saving time.
- •Buenos Aires is one of the most visited cities in South America.
- •ART is the same offset as BRT (UTC-03:00).
CST – Central Standard Time
UTC-06:00Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.
- •CST covers 20 US states fully or partially.
- •Chicago and Houston are the two largest cities in the Central Time Zone.
- •Mexico City, one of the world's most populous cities, operates on CST.
- •CST is 1 hour behind EST and 2 hours ahead of PST.
About Buenos Aires
WikipediaBuenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
The Teatro Colón is considered one of the best opera houses in the world for acoustics.
About Mexico City
WikipediaMexico City operates on Central Time (CST/CDT), same as Chicago. As North America's largest city, Mexico City bridges US and Latin American business hours.
Mexico City is the oldest capital city in the Americas.
Time Conversion Guide: Buenos Aires to Mexico City
Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. Mexico City runs on Central Standard Time (CST) at UTC-06:00. That puts Buenos Aires 3 hours behind Mexico City — a difference of -3h at the current offsets.
In practice, when it is 9:00 AM in Buenos Aires it is 6:00 AM in Mexico City. Midnight in Buenos Aires is 9:00 PM in Mexico City. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Buenos Aires to Mexico City time conversion table
| Buenos Aires (ART) | Mexico City (CST) | Day |
|---|---|---|
| 12:00 AM | 9:00 PM | previous day |
| 6:00 AM | 3:00 AM | same day |
| 7:00 AM | 4:00 AM | same day |
| 8:00 AM | 5:00 AM | same day |
| 9:00 AM | 6:00 AM | same day |
| 12:00 PM | 9:00 AM | same day |
| 3:00 PM | 12:00 PM | same day |
| 5:00 PM | 2:00 PM | same day |
| 6:00 PM | 3:00 PM | same day |
| 9:00 PM | 6:00 PM | same day |
Why people convert Buenos Aires to Mexico City time
- Scheduling a call from Buenos Aires to Mexico City: a 10:00 AM start in Buenos Aires lands at 7:00 AM in Mexico City, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Buenos Aires and Mexico City are inside the 9-to-5 working day between 12:00 PM and 5:00 PM ART time (9:00 AM–2:00 PM CST). That is roughly 5 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Buenos Aires is 5:00 PM in Mexico City makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM ART" is unambiguous; "3 PM" across a -3h gap is not.
- Block 12:00 PM–5:00 PM ART as the recurring meeting window if you work primarily from Buenos Aires and need Mexico City colleagues present.
About ART (Argentina Time)
Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.
About CST (Central Standard Time)
Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.
Best time to call between Buenos Aires and Mexico City
Both Buenos Aires and Mexico City sit inside the 9 AM – 5 PM working day between 12:00 PM–5:00 PM ART, which is 9:00 AM–2:00 PM CST. That gives roughly 5 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Buenos Aires and Mexico City share 5 hours of working-hours overlap (12:00 PM–5:00 PM ART), so scheduling a live meeting is straightforward.
Buenos Aires is 3 hours behind Mexico City (ART UTC-03:00 → CST UTC-06:00). The shared working window is 12:00 PM–5:00 PM ART. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Buenos Aires and Mexico City?
Buenos Aires (ART, UTC-03:00) is 3 hours behind Mexico City (CST, UTC-06:00). The gap is currently -3h.
How do I convert Buenos Aires time to Mexico City time?
Add -3h to Buenos Aires local time. For example, 9:00 AM in Buenos Aires is 6:00 AM in Mexico City.
What time is it in Mexico City right now?
Mexico City uses CST at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -3h offset from Buenos Aires.
What is the best time to call Mexico City from Buenos Aires?
Call between 12:00 PM and 5:00 PM ART — that maps to 9:00 AM–2:00 PM CST and keeps both parties inside the working day.
Which is behind, Buenos Aires or Mexico City?
Buenos Aires is 3 hours behind Mexico City. When it is 12:00 PM in Buenos Aires it is 9:00 AM in Mexico City.
Do Buenos Aires and Mexico City use different time zones?
Buenos Aires (Argentina) uses ART at UTC-03:00, while Mexico City (Mexico) uses CST at UTC-06:00. The IANA identifiers are America/Buenos_Aires and America/Mexico_City.
Does daylight saving time affect the Buenos Aires–Mexico City difference?
Neither zone observes daylight saving time, so the -3h offset between Buenos Aires and Mexico City is fixed all year.
Which other cities share Buenos Aires's time zone?
ART also covers Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
Which countries use ART, Buenos Aires's zone?
ART is used in Argentina.
Is there a day difference between Buenos Aires and Mexico City?
Not normally. The -3h gap only pushes the date over the previous day.
What is the time difference between Buenos Aires and Mexico City?
Mexico City is -3h from Buenos Aires.
What timezone is Buenos Aires in?
Buenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
What timezone is Mexico City in?
Mexico City operates on Central Time (CST/CDT), same as Chicago. As North America's largest city, Mexico City bridges US and Latin American business hours.
What are the business hours in Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
What are the business hours in Mexico City?
Standard business hours in Mexico City are 9:00 AM - 6:00 PM CST.
What is the best time to schedule a call between Buenos Aires and Mexico City?
The best overlap for a call is when both cities are in business hours. Buenos Aires works 9:00 AM - 6:00 PM ART and Mexico City works 9:00 AM - 6:00 PM CST (-3h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Buenos Aires and Mexico City?
Buenos Aires uses ARS ($) while Mexico City uses MXN ($). Check current exchange rates when planning travel or business between these cities.
How do Buenos Aires and Mexico City compare in size?
Buenos Aires has a population of approximately 3 million (metro: 15.4 million), while Mexico City has approximately 9.2 million (metro: 21.8 million).
What are the major landmarks in Buenos Aires and Mexico City?
Buenos Aires is known for Casa Rosada, Teatro Colón, La Boca. Mexico City is famous for Zócalo, Palacio de Bellas Artes, Chapultepec Castle.
Do Buenos Aires and Mexico City have stock exchanges?
Yes. Buenos Aires has the BCBA (Buenos Aires Stock Exchange) and Mexico City has the BMV (Bolsa Mexicana de Valores). The -3h time difference affects trading hour overlaps between these exchanges.
Which countries use ART (Argentina Time)?
ART is used in Argentina.
Does ART observe daylight saving time?
No, ART does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about ART?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
Which cities are in the CST timezone?
Major cities in the CST timezone include Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis.
What is the UTC offset for CST?
Central Standard Time (CST) is at UTC-06:00. During daylight saving time, it shifts to CDT.
What should I know about the CST timezone?
CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.
When is it midnight in Buenos Aires, what time is it in Mexico City?
When it is 12:00 AM (midnight) in Buenos Aires (ART), it is -3h later in Mexico City (CST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Buenos Aires time conversions
- buenos aires to art
- buenos aires to argentina
- buenos aires to new york
- buenos aires to los angeles
- buenos aires to chicago
- buenos aires to denver
- buenos aires to toronto
- buenos aires to vancouver
- buenos aires to sao paulo
- buenos aires to bogota
- buenos aires to lima
- buenos aires to santiago
- buenos aires to anchorage
- buenos aires to london
- buenos aires to dubai
- buenos aires to tokyo
- buenos aires to singapore
- buenos aires to sydney
- buenos aires to paris
- buenos aires to delhi
- buenos aires to mumbai
- buenos aires to berlin
- buenos aires to hong kong
- buenos aires to kathmandu
- new york to buenos aires
- london to buenos aires
- dubai to buenos aires
- tokyo to buenos aires
- singapore to buenos aires
- sydney to buenos aires
- los angeles to buenos aires
- paris to buenos aires
- delhi to buenos aires
- mumbai to buenos aires
- berlin to buenos aires
See every conversion from Buenos Aires →·See every conversion from Mexico City →