Calgary to Waterloo: time difference
Waterloo is 2 h ahead of Calgary. 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.
Calgary 05:59 5:59 AM Waterloo 07:59 7:59 AM You –:–
05:59 5:59 AM
Mountain Daylight Time · UTC-6
☀️ 07:52 · 🌙 18:56
07:59 7:59 AM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:49
·
+2 h
Waterloo is 2 h ahead of Calgary.
When you, Calgary and Waterloo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Calgary
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
🇨🇦 Waterloo
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 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Calgary | 🇨🇦 Waterloo |
|---|---|---|
| Local time | 05:59 | 07:59 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Mountain Daylight Time | Eastern Daylight Time |
| UTC offset | UTC-6 | UTC-4 |
| Offset from Calgary | — | +2 h |
| IANA zone | America/Edmonton | America/Toronto |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:52 | 07:31 |
| Sunset | 18:56 | 18:49 |
| Daylight | 11 h 4 min | 11 h 18 min |
| People on this clock | 1,267,344 | 121,436 |
Compare Calgary with another city
More comparisons with Calgary: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Calgary and Waterloo: common questions
How far ahead of Calgary is Waterloo?
Waterloo is 2 hours ahead of Calgary: UTC−4 against UTC−6.
What time is it in Waterloo at the start of the working day in Calgary?
The working day in Calgary starts at 9:00 AM; in Waterloo it is 11:00 AM at that moment.
If it is 6:00 PM in Calgary, what time is it in Waterloo?
At 6:00 PM in Calgary, clocks in Waterloo show 8:00 PM.
Is there a time when both Calgary and Waterloo are at work?
Yes: from 9:00 AM to 4:00 PM in Calgary (11:00 AM to 6:00 PM in Waterloo), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Waterloo?
From 10:00 PM in Calgary it is already the next day in Waterloo. The other way round, until 2:00 AM in Waterloo it is still the previous day in Calgary.
Does the time gap between Calgary and Waterloo change during the year?
Yes – daylight saving time is used in Waterloo but not in Calgary. From November 1, 2026, Waterloo will be 1 hour ahead of Calgary.
