Time difference between Ottawa and Tucson
Compare the current local time in Ottawa and Tucson, 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 Tucson's.
Ottawa working hours
Tucson working hours
Overlap (both working)
🇨🇦 Ottawa
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🇺🇸 Tucson
Scheduling across Ottawa and Tucson
Scheduling between Ottawa and Tucson is straightforward. Business hours overlap for around 5 hours each day, from 12:00 to 17:00 in Ottawa (09:00 to 14:00 in Tucson). Most calls can be booked without either side stepping outside conventional hours.
Quick reference
| 🇨🇦 Ottawa | 🇺🇸 Tucson | In Tucson 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
🇺🇸 Tucson
Tucson does not observe daylight saving time. The local offset is fixed year-round.