Clockjumper

Time difference

Buenos Aires to Mexico City Time Difference

Mexico City is 3 hours behind Buenos Aires — when it's 12:00 PM in Buenos Aires, it's 9:00 AM in Mexico City. (Buenos Aires (America/Argentina/Buenos_Aires, ART); Mexico City (America/Mexico_City, CST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.

Quick answer

Mexico City is 3 hours behind Buenos Aires. The best window for a call is 12 PM–5 PM in Buenos Aires, which is 9 AM–2 PM in Mexico City — a 5-hour overlap inside 9 AM–5 PM on both sides. Buenos Aires and Mexico City change their clocks together (or don't change at all), so the time difference between them stays the same all year.

  • When it's 9:00 AM in Buenos Aires, it's 6:00 AM in Mexico City.
  • When it's 9:00 AM in Mexico City, it's 12:00 PM in Buenos Aires.

Mexico City is currently 3 hours behind Buenos Aires.

Buenos AiresART
5:41 PM
Sunday, Aug 23
Mexico CityCST
2:41 PM
Sunday, Aug 23

Interactive converter

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Best times to meet

The 9 AM – 5 PM business windows in Buenos Aires and Mexico City overlap for 5 hours. 12 PM5 PM in Buenos Aires is 9 AM2 PM in Mexico City. Aim somewhere in the middle of that window so neither side starts cold or finishes drained.

Quick conversion table

Buenos AiresMexico City
12 AM9:00 PM (prev day)
1 AM10:00 PM (prev day)
2 AM11:00 PM (prev day)
3 AM12:00 AM
4 AM1:00 AM
5 AM2:00 AM
6 AM3:00 AM
7 AM4:00 AM
8 AM5:00 AM
9 AM6:00 AM
10 AM7:00 AM
11 AM8:00 AM
12 PM9:00 AM
1 PM10:00 AM
2 PM11:00 AM
3 PM12:00 PM
4 PM1:00 PM
5 PM2:00 PM
6 PM3:00 PM
7 PM4:00 PM
8 PM5:00 PM
9 PM6:00 PM
10 PM7:00 PM
11 PM8:00 PM

Daylight saving

The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.

  • Buenos Aires does not observe daylight saving time.
  • Mexico City does not observe daylight saving time.

Frequently asked questions

Is Mexico City ahead of or behind Buenos Aires?
Mexico City is 3 hours behind Buenos Aires.
How many hours behind Buenos Aires is Mexico City?
Mexico City is 3 hours behind Buenos Aires.
What time is 9 AM in Buenos Aires in Mexico City?
9:00 AM in Buenos Aires is 6:00 AM in Mexico City.
What time is noon in Buenos Aires in Mexico City?
12:00 PM in Buenos Aires is 9:00 AM in Mexico City.
What time is 5 PM in Buenos Aires in Mexico City?
5:00 PM in Buenos Aires is 2:00 PM in Mexico City. Useful for end-of-day handoffs between the two offices.
What time is 3 PM in Buenos Aires in Mexico City?
3:00 PM in Buenos Aires is 12:00 PM in Mexico City.
Is Buenos Aires currently observing daylight saving time?
Buenos Aires does not observe daylight saving time — its UTC offset stays the same all year.
Is Mexico City currently observing daylight saving time?
Mexico City does not observe daylight saving time — its UTC offset stays the same all year.
Do Buenos Aires and Mexico City observe daylight saving?
The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.
When is the best time to call Mexico City from Buenos Aires?
Aim for 12 PM–5 PM in Buenos Aires, which is 9 AM–2 PM in Mexico City.
When is the best time to call Buenos Aires from Mexico City?
Aim for 9 AM–2 PM in Mexico City, which is 12 PM–5 PM in Buenos Aires.
Buenos Aires (ART) to Mexico City (CST) — how do I convert quickly?
Subtract 3 hours from Buenos Aires local time to get Mexico City local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.