Time in Ontario now
11:00AMEST
ESTUTC−5+0 h vs New York (you)America/Toronto
- Next clock change: Sunday, March 14, 2027: at 2:00 AM clocks go forward 1 hour to 3:00 AM (EDT, UTC−4)
- Next clock change: Sunday, November 7, 2027: at 2:00 AM clocks go back 1 hour to 1:00 AM (EST, UTC−5)
Time zone in Ontario
All of Ontario keeps the same time: Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer.
Toronto lies at 79.4° west, where mean solar time is UTC−5:18 (four minutes per degree of longitude). Standard time runs 18 min ahead of the sun, so on average the sun is highest at about 12:18 PM in winter and an hour later in summer.
Daylight saving time in Ontario
Yes. Ontario moves its clocks forward one hour on the second Sunday of March at 2:00 AM and back on the first Sunday of November at 2:00 AM (local time).
All coming change dates are on the America/Toronto page.
Clock history of Ontario
Ontario has kept the same clocks as Toronto since at least 1970: tzdata records both under America/Toronto. Clocks have moved for daylight saving time every year since 1970. Before 1970 local practice could differ from Toronto’s, and tzdata does not track it separately; the year-by-year table, which starts with Toronto’s local mean time, is on the America/Toronto page.
Convert Ontario time
Time difference between Ontario and major cities
| City | Local time now | Ontario vs city now | January | July | Office overlap Jan / Jul |
|---|---|---|---|---|---|
| Los Angeles | 8:00 AM Tue, Nov 3 | +3 h | +3 h | +3 h | 5 h / 5 h |
| London | 4:00 PM Tue, Nov 3 | −5 h | −5 h | −5 h | 3 h / 3 h |
| Berlin | 5:00 PM Tue, Nov 3 | −6 h | −6 h | −6 h | 2 h / 2 h |
| Dubai | 8:00 PM Tue, Nov 3 | −9 h | −9 h | −8 h | none / none |
| New Delhi | 9:30 PM Tue, Nov 3 | −10 h 30 min | −10 h 30 min | −9 h 30 min | none / none |
| Singapore | 12:00 AM Wed, Nov 4 | −13 h | −13 h | −12 h | none / none |
| Beijing | 12:00 AM Wed, Nov 4 | −13 h | −13 h | −12 h | none / none |
| Tokyo | 1:00 AM Wed, Nov 4 | −14 h | −14 h | −13 h | none / none |
| Sydney | 3:00 AM Wed, Nov 4 | −16 h | −16 h | −14 h | none / none |
- In 2027, Ontario is 4 h behind London from March 14 to March 27 and from October 31 to November 6, instead of 5 h behind London as during the rest of the year, because the two places change their clocks on different dates.
- In 2027, Ontario is 5 h behind Berlin from March 14 to March 27 and from October 31 to November 6, instead of 6 h behind Berlin as during the rest of the year, because the two places change their clocks on different dates.
- In 2027, Ontario is 15 h behind Sydney from March 14 to April 3 and from October 3 to November 6: the weeks between the two seasons, when one place has changed its clocks and the other has not yet.
Office hours and calls
With JavaScript on, this line shows how Ontario’s office hours overlap yours today.
Neighbouring time zones
The nearest large cities on a different clock, with the straight-line distance from Ontario and the difference now.
| City | Distance | Time now | Their clock vs here |
|---|---|---|---|
| Chicago United States | 700 km | 10:00 AM CST | −1 h |
| Winnipeg Canada | 1,510 km | 11:00 AM EST | +0 h |
| Hamilton Bermuda | 1,800 km | 12:00 PM AST | +1 h |
| Saint-Pierre Saint Pierre and Miquelon | 1,840 km | 1:00 PM UTC−3 | +2 h |
| Aurora United States | 2,150 km | 9:00 AM MST | −2 h |
| Havana Cuba | 2,300 km | 12:00 PM CDT | +1 h |
Same clock as Ontario
These places keep exactly the same time as Ontario all year under the current rules (zones America/Detroit, America/Grand_Turk, America/Indiana/Indianapolis, America/Indiana/Marengo, America/Indiana/Petersburg and 8 more).
Cities in Ontario
Ontario at a glance
- CountryCanada
- Time zone IDAmerica/Toronto
- Standard timeEST (UTC−5)
- Daylight saving timeEDT (UTC−4)
- Calling code+1