Offset
The time difference between Montréal and Buenos Aires is 1 hour.
Montréal (EDT) is behind Buenos Aires (ART).
EDT: UTC-4
ART: UTC-3
Montréal is currently observing daylight saving time; Buenos Aires is not.
When to schedule
Business-hours overlap: 9 AM–4 PM in Montréal (10 AM–5 PM in Buenos Aires).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Montréal (1:00 PM Buenos Aires).
This window may shift by an hour during daylight saving time.
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.
Canada
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Victoria DayMon, May 18
- Canada DayWed, Jul 1
- Labour DayMon, Sep 7
- National Day for Truth and ReconciliationWed, Sep 30
- ThanksgivingMon, Oct 12
- 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
Montréal uses Eastern Time (EST, or EDT). To call Canada, dial +1.
Buenos Aires uses Argentina Time (ART). To call Argentina, dial +54.
Buenos Aires is approximately 5,600 miles south of Montréal.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Montréal | Buenos Aires | Day |
|---|---|---|
| 12:00 am | 1:00 am | Same day |
| 1:00 am | 2:00 am | Same day |
| 2:00 am | 3:00 am | Same day |
| 3:00 am | 4:00 am | Same day |
| 4:00 am | 5:00 am | Same day |
| 5:00 am | 6:00 am | Same day |
| 6:00 am | 7:00 am | Same day |
| 7:00 am | 8:00 am | Same day |
| 8:00 am | 9:00 am | Same day |
| 9:00 am | 10:00 am | Same day |
| 10:00 am | 11:00 am | Same day |
| 11:00 am | 12:00 pm | Same day |
| 12:00 pm | 1:00 pm | Same day |
| 1:00 pm | 2:00 pm | Same day |
| 2:00 pm | 3:00 pm | Same day |
| 3:00 pm | 4:00 pm | Same day |
| 4:00 pm | 5:00 pm | Same day |
| 5:00 pm | 6:00 pm | Same day |
| 6:00 pm | 7:00 pm | Same day |
| 7:00 pm | 8:00 pm | Same day |
| 8:00 pm | 9:00 pm | Same day |
| 9:00 pm | 10:00 pm | Same day |
| 10:00 pm | 11:00 pm | Same day |
| 11:00 pm | 12:00 am | +1 day |
Daylight saving time
Montréal observes daylight saving time; Buenos Aires does not. The offset between the two zones changes when Montréal transitions: on Sunday, November 1, 2026, clocks fall back from EDT to EST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:07 AM
- Sunset
- 8:41 PM
- Day length
- 15h 34m
- Sunrise
- 7:57 AM
- Sunset
- 5:50 PM
- Day length
- 9h 54m
Cities in these zones
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern Time
- YTZ
- YYZ
- YHU
- YMX
- YUL
- YND
- YOW
- YRO
Airports in Argentina Time
- AEP
- EZE
Related conversions
Common conversions
- What is 9:00 am Montréal in Buenos Aires?
- 9:00 am Montréal is 10:00 am Buenos Aires.
- What is 12:00 pm Montréal in Buenos Aires?
- 12:00 pm Montréal is 1:00 pm Buenos Aires.
- What is 12:30 pm Montréal in Buenos Aires?
- 12:30 pm Montréal is 1:30 pm Buenos Aires.
- What is 2:00 pm Montréal in Buenos Aires?
- 2:00 pm Montréal is 3:00 pm Buenos Aires.
- What is 5:00 pm Montréal in Buenos Aires?
- 5:00 pm Montréal is 6:00 pm Buenos Aires.
- What is 11:30 pm Montréal in Buenos Aires?
- 11:30 pm Montréal is 12:30 am Buenos Aires, the next day.