Calgary to St John: time difference
St John 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 02:23 2:23 AM St John 04:23 4:23 AM You –:–
02:23 2:23 AM
Mountain Daylight Time · UTC-6
☀️ 07:52 · 🌙 18:56
04:23 4:23 AM
Atlantic Standard Time · UTC-4
☀️ 06:12 · 🌙 18:01
·
+2 h
St John is 2 h ahead of Calgary.
When you, Calgary and St John 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
🇻🇮 St John
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 | 🇻🇮 St John |
|---|---|---|
| Local time | 02:23 | 04:23 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Mountain Daylight Time | Atlantic Standard Time |
| UTC offset | UTC-6 | UTC-4 |
| Offset from Calgary | — | +2 h |
| IANA zone | America/Edmonton | America/St Thomas |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:52 | 06:12 |
| Sunset | 18:56 | 18:01 |
| Daylight | 11 h 4 min | 11 h 49 min |
| People on this clock | 1,267,344 | 2,743 |
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 St John: common questions
How many hours ahead of Calgary is St John?
The clocks in St John are 2 hours ahead of those in Calgary (UTC−4 and UTC−6).
What time is it in St John at the start of the working day in Calgary?
The working day in Calgary starts at 9:00 AM; in St John it is 11:00 AM at that moment.
What time is it in St John at the end of the working day in Calgary?
The working day in Calgary ends at 6:00 PM; in St John it is 8:00 PM at that moment.
Is there a time when both Calgary and St John are at work?
Yes: from 9:00 AM to 4:00 PM in Calgary (11:00 AM to 6:00 PM in St John), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in St John?
From 10:00 PM in Calgary it is already the next day in St John. The other way round, until 2:00 AM in St John it is still the previous day in Calgary.
Does the time gap between Calgary and St John change during the year?
No, the clocks change neither in Calgary nor in St John, so the gap is 2 hours all year round.
