Live · calculated from the IANA time-zone database
Time difference between Madrid and Buenos Aires
Short answer
Buenos Aires is 5 hours behind Madrid. Right now it is 14:33 in Madrid (GMT+2, UTC+2) and 09:33 in Buenos Aires (GMT-3, UTC−3).
Right now
Madrid · Spain
14:33
Tuesday, September 15, 2026
Central European Summer Time · GMT+2 · UTC+2
Buenos Aires · Argentina
09:33
Tuesday, September 15, 2026
Argentina Standard Time · GMT-3 · UTC−3
Times at the moment this page was generated. Reload for a fresh reading.
Does the difference between Madrid and Buenos Aires change during the year?
Yes. For 210 days of 2026 the difference is 5 hours, but it moves whenever Madrid or Buenos Aires enters or leaves daylight saving time. Here is the full 2026 calendar (dates in UTC):
| From | Until | Buenos Aires vs Madrid |
|---|---|---|
| January 1 | March 29 | −4 h |
| March 29 | October 25 | −5 h |
| October 25 | December 31 | −4 h |
The highlighted row is the current period. Every date comes from each zone's official rules, not from a hand-typed table.
Best time to call Buenos Aires from Madrid (and vice versa)
The window in which both cities are inside their 9:00–17:00 working day runs from 14:00 to 17:00 in Madrid, which is 09:00 to 12:00 in Buenos Aires: 3 hours of overlap per day. For a call that disturbs nobody, aim for the middle of that window.
Outside that window, the practical rule: mornings in Madrid are afternoons in Buenos Aires. Avoid any hour that falls before 8:00 or after 21:00 in either city.
Madrid to Buenos Aires conversion table
Each Madrid hour and its equivalent in Buenos Aires today. Rows shaded green are working hours (9:00–17:00) in both cities at once.
| Madrid time · Tue, Sep 15 | Buenos Aires time |
|---|---|
| 00:00 | 19:00previous day |
| 01:00 | 20:00previous day |
| 02:00 | 21:00previous day |
| 03:00 | 22:00previous day |
| 04:00 | 23:00previous day |
| 05:00 | 00:00 |
| 06:00 | 01:00 |
| 07:00 | 02:00 |
| 08:00 | 03:00 |
| 09:00 | 04:00 |
| 10:00 | 05:00 |
| 11:00 | 06:00 |
| 12:00 | 07:00 |
| 13:00 | 08:00 |
| 14:00 | 09:00 |
| 15:00 | 10:00 |
| 16:00 | 11:00 |
| 17:00 | 12:00 |
| 18:00 | 13:00 |
| 19:00 | 14:00 |
| 20:00 | 15:00 |
| 21:00 | 16:00 |
| 22:00 | 17:00 |
| 23:00 | 18:00 |
Looking for it the other way round? This page covers both directions: Buenos Aires to Madrid is the same difference with the sign flipped.
The two time zones
Madrid — Europe/Madrid
Madrid keeps Central European Time (UTC+1 / UTC+2 in summer) despite lying west of London, a 1940 decision that still shapes Spain's famously late working day.
Buenos Aires — America/Argentina/Buenos_Aires
Buenos Aires keeps Argentina Time, a fixed UTC−3 with no seasonal change, matching São Paulo and Montevideo all year.
Frequently asked questions
How many hours difference between Madrid and Buenos Aires?
Buenos Aires is 5 hours behind Madrid. For most of the year (210 days) the difference is 5 hours; it shifts during the weeks when one of the two cities enters or leaves daylight saving time.
When it is 12:00 noon in Madrid, what time is it in Buenos Aires?
07:00 in Buenos Aires (at today's difference of 5 hours).
What is the best time for a meeting between Madrid and Buenos Aires?
Between 14:00 and 17:00 in Madrid, which is 09:00–12:00 in Buenos Aires: 3 hours of overlap inside both cities' 9:00–17:00 working day.
Do Madrid and Buenos Aires observe daylight saving time?
Madrid: yes. Buenos Aires: no. Because only one of them changes its clocks, the difference moves by one hour twice a year.
What time zone is Madrid in? And Buenos Aires?
Madrid: Central European Summer Time (Europe/Madrid, UTC+2). Buenos Aires: Argentina Standard Time (America/Argentina/Buenos_Aires, UTC−3).
Tools
Meeting grid — add both cities and click a slot
Time zone converter — any city, any time
Working hours overlap calculator
Daylight saving time 2027 — all dates
More time differences from Madrid
More time differences from Buenos Aires
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