Philadelphia, PA to Calgary: time difference
Calgary is 2 h behind Philadelphia, PA. 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.
Philadelphia, PA 07:47 7:47 AM Calgary 05:47 5:47 AM You –:–
07:47 7:47 AM
Eastern Daylight Time · UTC-4
☀️ 07:06 · 🌙 18:30
05:47 5:47 AM
Mountain Daylight Time · UTC-6
☀️ 07:52 · 🌙 18:56
·
−2 h
Calgary is 2 h behind Philadelphia, PA.
When you, Philadelphia, PA and Calgary are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Philadelphia, PA
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
🇨🇦 Calgary
22 10 PM 23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
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- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Philadelphia, PA | 🇨🇦 Calgary |
|---|---|---|
| Local time | 07:47 | 05:47 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Philadelphia, PA | — | −2 h |
| IANA zone | America/New York | America/Edmonton |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:06 | 07:52 |
| Sunset | 18:30 | 18:56 |
| Daylight | 11 h 24 min | 11 h 4 min |
| People on this clock | 1,573,916 | 1,267,344 |
Compare Philadelphia, PA with another city
More comparisons with Philadelphia, PA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Philadelphia, PA and Calgary: common questions
What is the time difference between Philadelphia, PA, and Calgary?
Calgary is 2 hours behind: it uses UTC−6, while Philadelphia is on UTC−4.
What time is it in Calgary when it is 9:00 AM in Philadelphia, PA?
When it is 9:00 AM in Philadelphia, it is 7:00 AM in Calgary.
What time is it in Calgary when it is 6:00 PM in Philadelphia, PA?
When it is 6:00 PM in Philadelphia, it is 4:00 PM in Calgary.
When do working hours in Philadelphia, PA, and in Calgary overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Philadelphia, which is 9:00 AM to 4:00 PM in Calgary.
When does the date change in Calgary compared with Philadelphia, PA?
The new day starts in Calgary later: until 2:00 AM in Philadelphia, it is still the previous day there. From 10:00 PM in Calgary, Philadelphia is already on the next day.
Does the time gap between Philadelphia, PA, and Calgary change during the year?
Yes – daylight saving time is used in Philadelphia but not in Calgary. From November 1, 2026, Calgary will be 1 hour behind Philadelphia.
