Calgary to Hartford, CT: time difference
Hartford, CT 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 14:28 2:28 PM Hartford, CT 16:28 4:28 PM You –:–
14:28 2:28 PM
Mountain Daylight Time · UTC-6
☀️ 08:09 · 🌙 18:35
16:28 4:28 PM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:03
·
+2 h
Hartford, CT is 2 h ahead of Calgary.
When you, Calgary and Hartford, CT 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
🇺🇸 Hartford, CT
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
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Time zones side by side
| Detail | 🇨🇦 Calgary | 🇺🇸 Hartford, CT |
|---|---|---|
| Local time | 14:28 | 16:28 |
| 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 | 18:03 |
| Daylight | 10 h 26 min | 10 h 54 min |
| People on this clock | 1,267,344 | 122,366 |
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 Hartford, CT: common questions
What is the time difference between Calgary and Hartford, CT?
Hartford is 2 hours ahead: it uses UTC−4, while Calgary is on UTC−6.
What time is it in Hartford, CT, at the start of the working day in Calgary?
The working day in Calgary starts at 9:00 AM; in Hartford it is 11:00 AM at that moment.
If it is 6:00 PM in Calgary, what time is it in Hartford, CT?
At 6:00 PM in Calgary, clocks in Hartford show 8:00 PM.
When do working hours in Calgary and in Hartford, CT, 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 Hartford.
When does the date change in Hartford, CT, compared with Calgary?
The new day starts in Hartford earlier: at 10:00 PM in Calgary it is already midnight there. Until 2:00 AM in Hartford, Calgary is still on the previous day.
Is the time difference between Calgary and Hartford, CT, the same all year?
No. Only Hartford switches to summer time, so the gap changes twice a year. From November 1, 2026, Hartford will be 1 hour ahead of Calgary.
