Ottawa to Riyadh time converter
Riyadh is 7 hours ahead of Ottawa. When it is 9:00 AM in Ottawa, it is 4:00 PM in Riyadh.
4:24 PM in Ottawa, Saturday, October 17, 2026
Ottawa to Riyadh conversion table
Every hour of today in Ottawa and the matching time in Riyadh. Light rows are typical working hours (9:00–18:00).
| Ottawa | Riyadh |
|---|---|
| 12:00 AM | 7:00 AM |
| 1:00 AM | 8:00 AM |
| 2:00 AM | 9:00 AM |
| 3:00 AM | 10:00 AM |
| 4:00 AM | 11:00 AM |
| 5:00 AM | 12:00 PM |
| 6:00 AM | 1:00 PM |
| 7:00 AM | 2:00 PM |
| 8:00 AM | 3:00 PM |
| 9:00 AM | 4:00 PM |
| 10:00 AM | 5:00 PM |
| 11:00 AM | 6:00 PM |
| 12:00 PM | 7:00 PM |
| 1:00 PM | 8:00 PM |
| 2:00 PM | 9:00 PM |
| 3:00 PM | 10:00 PM |
| 4:00 PM | 11:00 PM |
| 5:00 PM | 12:00 AM+1 day |
| 6:00 PM | 1:00 AM+1 day |
| 7:00 PM | 2:00 AM+1 day |
| 8:00 PM | 3:00 AM+1 day |
| 9:00 PM | 4:00 AM+1 day |
| 10:00 PM | 5:00 AM+1 day |
| 11:00 PM | 6:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 11:00 AM in Ottawa (4:00 PM – 6:00 PM in Riyadh).
Daylight saving time and the difference
The difference changes during the year because Ottawa and Riyadh switch clocks on different dates:
- Oct 17, 2026 – Nov 1, 2026: +7h
- Nov 1, 2026 – Mar 14, 2027: +8h
- Mar 14, 2027 – Oct 17, 2027: +7h
Distance
Ottawa and Riyadh are 10,291 km (6,395 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Ottawa and Riyadh?
Riyadh is 7 hours ahead of Ottawa.
What time is it in Riyadh when it is 9 AM in Ottawa?
When it is 9:00 AM in Ottawa, it is 4:00 PM in Riyadh.
When is the best time to call Riyadh from Ottawa?
Both sides are at work from 9:00 AM – 11:00 AM in Ottawa (4:00 PM – 6:00 PM in Riyadh).
Does the time difference between Ottawa and Riyadh change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.