Time difference between Ottawa and Riyadh
Compare the current local time in Ottawa and Riyadh, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Ottawa's 9:00–17:00 business hours overlap with Riyadh's.
Ottawa working hours
Riyadh working hours
Overlap (both working)
🇨🇦 Ottawa
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🇸🇦 Riyadh
Scheduling across Ottawa and Riyadh
Scheduling between Ottawa and Riyadh is workable but tight. Only 1 hour of standard business hours overlap each day, from 09:00 to 10:00 in Ottawa (16:00 to 17:00 in Riyadh). Recurring meetings often settle within this narrow window.
Quick reference
| 🇨🇦 Ottawa | 🇸🇦 Riyadh | In Riyadh it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇨🇦 Ottawa
Currently in EDT (daylight saving)
Clocks go back to EST
on Sunday 1 November 2026
🇸🇦 Riyadh
Riyadh does not observe daylight saving time. The local offset is fixed year-round.