San Isidro to Montreal: time difference
Montreal is 1 h behind San Isidro. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Isidro 17:32 5:32 PM Montreal 16:32 4:32 PM You –:–
17:32 5:32 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
16:32 4:32 PM
Eastern Daylight Time · UTC-4
☀️ 07:14 · 🌙 18:07
·
−1 h
Montreal is 1 h behind San Isidro.
When you, San Isidro and Montreal are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 San Isidro
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇨🇦 Montreal
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 San Isidro | 🇨🇦 Montreal |
|---|---|---|
| Local time | 17:32 | 16:32 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Argentina Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from San Isidro | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:10 | 07:14 |
| Sunset | 19:10 | 18:07 |
| Daylight | 13 h | 10 h 53 min |
| People on this clock | 45,190 | 1,762,949 |
Compare San Isidro with another city
More comparisons with San Isidro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Isidro and Montreal: common questions
What is the time difference between San Isidro and Montreal?
Montreal is 1 hour behind: it uses UTC−4, while San Isidro is on UTC−3.
What time is it in Montreal when it is 9:00 AM in San Isidro?
When it is 9:00 AM in San Isidro, it is 8:00 AM in Montreal.
What time is it in Montreal at the end of the working day in San Isidro?
The working day in San Isidro ends at 6:00 PM; in Montreal it is 5:00 PM at that moment.
Is there a time when both San Isidro and Montreal are at work?
Yes: from 10:00 AM to 6:00 PM in San Isidro (9:00 AM to 5:00 PM in Montreal), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Montreal compared with San Isidro?
The new day starts in Montreal later: until 1:00 AM in San Isidro, it is still the previous day there. From 11:00 PM in Montreal, San Isidro is already on the next day.
Does the time difference between San Isidro and Montreal change?
Yes. The clocks change only in Montreal. From November 1, 2026, Montreal will be 2 hours behind San Isidro.
