Calgary to Brookhaven, NY: time difference
Brookhaven, 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 15:24 3:24 PM Brookhaven, NY 17:24 5:24 PM You –:–
15:24 3:24 PM
Mountain Daylight Time · UTC-6
☀️ 08:09 · 🌙 18:35
17:24 5:24 PM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:05
·
+2 h
Brookhaven, NY is 2 h ahead of Calgary.
When you, Calgary and Brookhaven, 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
🇺🇸 Brookhaven, 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
- Right now
Time zones side by side
| Detail | 🇨🇦 Calgary | 🇺🇸 Brookhaven, NY |
|---|---|---|
| Local time | 15:24 | 17:24 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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 | 07:09 |
| Sunset | 18:35 | 18:05 |
| Daylight | 10 h 26 min | 10 h 57 min |
| People on this clock | 1,267,344 | 11,674 |
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 Brookhaven, NY: common questions
What is the time difference between Calgary and Brookhaven, NY?
Brookhaven is 2 hours ahead: it uses UTC−4, while Calgary is on UTC−6.
What time is it in Brookhaven, NY, when it is 9:00 AM in Calgary?
When it is 9:00 AM in Calgary, it is 11:00 AM in Brookhaven.
What time is it in Brookhaven, NY, when it is 6:00 PM in Calgary?
When it is 6:00 PM in Calgary, it is 8:00 PM in Brookhaven.
When do working hours in Calgary and in Brookhaven, 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 Brookhaven.
From what time in Calgary is it tomorrow in Brookhaven, NY?
Once it is 10:00 PM in Calgary, the date in Brookhaven has already changed. Until 2:00 AM in Brookhaven, it is still the previous day in Calgary.
Is the time difference between Calgary and Brookhaven, NY, the same all year?
No. Only Brookhaven switches to summer time, so the gap changes twice a year. From November 1, 2026, Brookhaven will be 1 hour ahead of Calgary.
