Observatory log
Dubai and Ontario, compared
- 01Difference now
Ontario is 10 hours behind Dubai.
Dubai: UTC+4 (UTC+4) · Ontario: MDT (UTC−6)
Next changeFrom 1 November 2026: Ontario is 11 hours behind Dubai.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026−11 h
- 8 March 2026 – 1 November 2026−10 h
- 1 November 2026 – 14 March 2027−11 h
- 14 March 2027 – 7 November 2027−10 h
- 7 November 2027 – 31 December 2027−11 h
Difference of Ontario from Dubai. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
Their working days never overlap.
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
19:00–22:00 in Dubai = 09:00–12:00 in Ontario
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Mon–Fri: 16:00–17:00 in Dubai = 06:00–07:00 in Ontario · 1 h.
- 05Weekend
Dubai: Saturday and Sunday
Ontario: Saturday and Sunday
24 hours
A day in Dubai, in Ontario
| Dubai | Ontario | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 14:00Yesterday | |
| 01:00 | 15:00Yesterday | |
| 02:00 | 16:00Yesterday | |
| 03:00 | 17:00Yesterday | |
| 04:00 | 18:00Yesterday | |
| 05:00 | 19:00Yesterday | |
| 06:00 | 20:00Yesterday | |
| 07:00 | 21:00Yesterday | |
| 08:00 | 22:00Yesterday | |
| 09:00 | 23:00Yesterday | |
| 10:00 | 00:00 | |
| 11:00 | 01:00 | |
| 12:00 | 02:00 | |
| 13:00 | 03:00 | |
| 14:00 | 04:00 | |
| 15:00 | 05:00 | |
| 16:00 | 06:00 | |
| 17:00 | 07:00 | |
| 18:00 | 08:00 | |
| 19:00 | 09:00 | |
| 20:00 | 10:00 | |
| 21:00 | 11:00 | |
| 22:00 | 12:00 | |
| 23:00 | 13:00 |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Dubai and Ontario
More time differences with Dubai
Questions
Asked about Dubai and Ontario
What is the time difference between Dubai and Ontario?
Ontario is 10 hours behind Dubai. This holds until 1 November 2026; then Ontario is 11 hours behind Dubai.
What is the best time for a call between Dubai and Ontario?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 19:00–22:00 in Dubai = 09:00–12:00 in Ontario · 3 h; Mon–Fri: 16:00–17:00 in Dubai = 06:00–07:00 in Ontario · 1 h.
When does the time difference between Dubai and Ontario change?
In the next 12 months it changes on: 1 November 2026 (−11 h); 14 March 2027 (−10 h).