Time in Ottawa, Canada
Ottawa is on Eastern Daylight Time (EDT, UTC−4).
- Time zone
- Eastern Daylight Time
- UTC offset now
- UTC−4
- Daylight saving
- Back 1 hour on Sunday 1 November 2026
- Country
- Canada
- Region
- Ontario
- Sunrise today
- 7:12 am
- Sunset today
- 6:26 pm
- Day length
- 11 hours 15 minutes
- IANA time zone
- America/Toronto
Clocks in Ottawa go back 1 hour on Sunday 1 November 2026 at 2:00 am, when EST (UTC−5) begins. They last went forward on Sunday 8 March 2026.
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Time difference from Ottawa
Upcoming public holidays in Ontario, Canada
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Questions
What time zone is Ottawa in?
Ottawa is on Eastern Daylight Time (EDT, UTC−4). Its IANA time zone is America/Toronto.
Does Ottawa have daylight saving time?
Clocks in Ottawa go back 1 hour on Sunday 1 November 2026 at 2:00 am, when EST (UTC−5) begins. They last went forward on Sunday 8 March 2026.
What is the time difference between Ottawa and London?
London is 5 hours ahead of Ottawa.
Updated Saturday 10 October 2026