Calgary to Williamsport, PA: time difference
Williamsport, PA 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 15:12 3:12 PM Williamsport, PA 17:12 5:12 PM You –:–
15:12 3:12 PM
Mountain Daylight Time · UTC-6
☀️ 08:09 · 🌙 18:35
17:12 5:12 PM
Eastern Daylight Time · UTC-4
☀️ 07:26 · 🌙 18:21
·
+2 h
Williamsport, PA is 2 h ahead of Calgary.
When you, Calgary and Williamsport, PA 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
🇺🇸 Williamsport, PA
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 | 🇺🇸 Williamsport, PA |
|---|---|---|
| Local time | 15:12 | 17:12 |
| 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 | 07:26 |
| Sunset | 18:35 | 18:21 |
| Daylight | 10 h 26 min | 10 h 55 min |
| People on this clock | 1,267,344 | 27,754 |
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 Williamsport, PA: common questions
How far ahead of Calgary is Williamsport, PA?
Williamsport is 2 hours ahead of Calgary: UTC−4 against UTC−6.
If it is 9:00 AM in Calgary, what time is it in Williamsport, PA?
At 9:00 AM in Calgary, clocks in Williamsport show 11:00 AM.
If it is 6:00 PM in Calgary, what time is it in Williamsport, PA?
At 6:00 PM in Calgary, clocks in Williamsport show 8:00 PM.
When is a good time to call Williamsport, PA, from Calgary?
Between 9:00 AM and 4:00 PM in Calgary – that is 11:00 AM to 6:00 PM in Williamsport – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Williamsport, PA?
From 10:00 PM in Calgary it is already the next day in Williamsport. The other way round, until 2:00 AM in Williamsport it is still the previous day in Calgary.
Does the time difference between Calgary and Williamsport, PA, change?
Yes. The clocks change only in Williamsport. From November 1, 2026, Williamsport will be 1 hour ahead of Calgary.
