The time difference between Dubai and Ottawa is 9 hours. When it is 12:00 noon in Dubai, it is 03:00 in Ottawa. Dubai uses the Asia/Dubai time zone (UTC+4), while Ottawa uses America/Toronto (UTC-5).
With a 9 hours gap, there is no standard business-hours overlap between Dubai and Ottawa. One party will need to adjust their schedule. Early mornings in Dubai or late evenings in Ottawa tend to be the most practical compromise.
Use this table to quickly convert any hour from Dubai time to Ottawa time. Rows highlighted in green indicate overlapping business hours in both cities.
| Dubai | Ottawa | |
|---|---|---|
| 00:00 | 15:00 (-1 day) | Night |
| 01:00 | 16:00 (-1 day) | Night |
| 02:00 | 17:00 (-1 day) | Night |
| 03:00 | 18:00 (-1 day) | Night |
| 04:00 | 19:00 (-1 day) | Night |
| 05:00 | 20:00 (-1 day) | Night |
| 06:00 | 21:00 (-1 day) | |
| 07:00 | 22:00 (-1 day) | |
| 08:00 | 23:00 (-1 day) | |
| 09:00 | 00:00 | |
| 10:00 | 01:00 | |
| 11:00 | 02:00 | |
| 12:00 | 03:00 | |
| 13:00 | 04:00 | |
| 14:00 | 05:00 | |
| 15:00 | 06:00 | |
| 16:00 | 07:00 | |
| 17:00 | 08:00 | |
| 18:00 | 09:00 | |
| 19:00 | 10:00 | |
| 20:00 | 11:00 | |
| 21:00 | 12:00 | |
| 22:00 | 13:00 | Night |
| 23:00 | 14:00 | Night |
Neither Dubai nor Ottawa is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.
The time difference is 9 hours. Ottawa is 9 hours behind Dubai.
It can. If either Dubai or Ottawa observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).
There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.
Subtract 9 hours from Dubai time to get Ottawa time. Use the hour-by-hour table above for a quick reference.
For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.