Calgary to Niagara Falls, NY: time difference
Niagara Falls, NY 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 23:19 11:19 PM Niagara Falls, NY 01:19 1:19 AM You –:–
23:19 11:19 PM
Mountain Daylight Time · UTC-6
☀️ 08:09 · 🌙 18:35
01:19 1:19 AM
Eastern Daylight Time · UTC-4
☀️ 07:38 · 🌙 18:25
·
+2 h
Niagara Falls, NY is 2 h ahead of Calgary.
When you, Calgary and Niagara Falls, NY 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
🇺🇸 Niagara Falls, NY
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
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Time zones side by side
| Detail | 🇨🇦 Calgary | 🇺🇸 Niagara Falls, NY |
|---|---|---|
| Local time | 23:19 | 01:19 |
| Local date | Tuesday, October 20, 2026 | Wednesday, October 21, 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/New York |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 08:09 | 07:38 |
| Sunset | 18:35 | 18:25 |
| Daylight | 10 h 26 min | 10 h 48 min |
| People on this clock | 1,267,344 | 48,671 |
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 Niagara Falls, NY: common questions
What is the time difference between Calgary and Niagara Falls, NY?
Niagara Falls is 2 hours ahead: it uses UTC−4, while Calgary is on UTC−6.
If it is 9:00 AM in Calgary, what time is it in Niagara Falls, NY?
At 9:00 AM in Calgary, clocks in Niagara Falls show 11:00 AM.
What time is it in Niagara Falls, NY, when it is 6:00 PM in Calgary?
When it is 6:00 PM in Calgary, it is 8:00 PM in Niagara Falls.
When do working hours in Calgary and in Niagara Falls, NY, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Calgary, which is 11:00 AM to 6:00 PM in Niagara Falls.
From what time in Calgary is it tomorrow in Niagara Falls, NY?
Once it is 10:00 PM in Calgary, the date in Niagara Falls has already changed. Until 2:00 AM in Niagara Falls, it is still the previous day in Calgary.
Is the time difference between Calgary and Niagara Falls, NY, the same all year?
No. Only Niagara Falls switches to summer time, so the gap changes twice a year. From November 1, 2026, Niagara Falls will be 1 hour ahead of Calgary.
