London to Calgary: time difference
Calgary is 2 h behind London. 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.
London 03:14 3:14 AM Calgary 01:14 1:14 AM You –:–
03:14 3:14 AM
Eastern Daylight Time · UTC-4
☀️ 07:33 · 🌙 18:52
01:14 1:14 AM
Mountain Daylight Time · UTC-6
☀️ 07:50 · 🌙 18:58
·
−2 h
Calgary is 2 h behind London.
When you, London 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
🇨🇦 London
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
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 London | 🇨🇦 Calgary |
|---|---|---|
| Local time | 03:14 | 01:14 |
| 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 London | — | −2 h |
| IANA zone | America/Toronto | America/Edmonton |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:33 | 07:50 |
| Sunset | 18:52 | 18:58 |
| Daylight | 11 h 19 min | 11 h 8 min |
| People on this clock | 383,822 | 1,267,344 |
Compare London with another city
More comparisons with London: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
London and Calgary: common questions
What is the time difference between London and Calgary?
Calgary is 2 hours behind: it uses UTC−6, while London is on UTC−4.
If it is 9:00 AM in London, what time is it in Calgary?
At 9:00 AM in London, clocks in Calgary show 7:00 AM.
What time is it in Calgary when it is 6:00 PM in London?
When it is 6:00 PM in London, it is 4:00 PM in Calgary.
When is a good time to call Calgary from London?
Between 11:00 AM and 6:00 PM in London – that is 9:00 AM to 4:00 PM in Calgary – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Calgary?
Until 2:00 AM in London it is still the previous day in Calgary. The other way round, from 10:00 PM in Calgary it is already the next day in London.
Is the time difference between London and Calgary the same all year?
No. Only London switches to summer time, so the gap changes twice a year. From November 1, 2026, Calgary will be 1 hour behind London.
