Montreal to Calgary: time difference
Calgary is 2 h behind Montreal. 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.
Montreal 23:10 11:10 PM Calgary 21:10 9:10 PM You –:–
23:10 11:10 PM
Eastern Daylight Time · UTC-4
☀️ 07:03 · 🌙 18:21
21:10 9:10 PM
Mountain Daylight Time · UTC-6
☀️ 07:50 · 🌙 18:58
·
−2 h
Calgary is 2 h behind Montreal.
When you, Montreal and Calgary are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Montreal
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
🇨🇦 Calgary
22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Montreal | 🇨🇦 Calgary |
|---|---|---|
| Local time | 23:10 | 21:10 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Montreal | — | −2 h |
| IANA zone | America/Toronto | America/Edmonton |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:03 | 07:50 |
| Sunset | 18:21 | 18:58 |
| Daylight | 11 h 18 min | 11 h 8 min |
| People on this clock | 1,762,949 | 1,267,344 |
Compare Montreal with another city
More comparisons with Montreal: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montreal and Calgary: common questions
What is the time difference between Montreal and Calgary?
Calgary is 2 hours behind: it uses UTC−6, while Montreal is on UTC−4.
What time is it in Calgary at the start of the working day in Montreal?
The working day in Montreal starts at 9:00 AM; in Calgary it is 7:00 AM at that moment.
What time is it in Calgary at the end of the working day in Montreal?
The working day in Montreal ends at 6:00 PM; in Calgary it is 4:00 PM at that moment.
When is a good time to call Calgary from Montreal?
Between 11:00 AM and 6:00 PM in Montreal – that is 9:00 AM to 4:00 PM in Calgary – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Calgary compared with Montreal?
The new day starts in Calgary later: until 2:00 AM in Montreal, it is still the previous day there. From 10:00 PM in Calgary, Montreal is already on the next day.
Does the time difference between Montreal and Calgary change?
Yes. The clocks change only in Montreal. From November 1, 2026, Calgary will be 1 hour behind Montreal.
