Calgary to Alpharetta, GA: time difference
Alpharetta, GA 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 11:06 11:06 AM Alpharetta, GA 13:06 1:06 PM You –:–
11:06 11:06 AM
Mountain Daylight Time · UTC-6
☀️ 08:04 · 🌙 18:41
13:06 1:06 PM
Eastern Daylight Time · UTC-4
☀️ 07:44 · 🌙 19:02
·
+2 h
Alpharetta, GA is 2 h ahead of Calgary.
When you, Calgary and Alpharetta, GA 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
🇺🇸 Alpharetta, GA
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
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Time zones side by side
| Detail | 🇨🇦 Calgary | 🇺🇸 Alpharetta, GA |
|---|---|---|
| Local time | 11:06 | 13:06 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 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 | 08:04 | 07:44 |
| Sunset | 18:41 | 19:02 |
| Daylight | 10 h 37 min | 11 h 17 min |
| People on this clock | 1,267,344 | 65,799 |
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 Alpharetta, GA: common questions
What is the time difference between Calgary and Alpharetta, GA?
Alpharetta 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 Alpharetta, GA?
At 9:00 AM in Calgary, clocks in Alpharetta show 11:00 AM.
What time is it in Alpharetta, GA, when it is 6:00 PM in Calgary?
When it is 6:00 PM in Calgary, it is 8:00 PM in Alpharetta.
When do working hours in Calgary and in Alpharetta, GA, 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 Alpharetta.
From what time in Calgary is it tomorrow in Alpharetta, GA?
Once it is 10:00 PM in Calgary, the date in Alpharetta has already changed. Until 2:00 AM in Alpharetta, it is still the previous day in Calgary.
Does the time difference between Calgary and Alpharetta, GA, change?
Yes. The clocks change only in Alpharetta. From November 1, 2026, Alpharetta will be 1 hour ahead of Calgary.
