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See all of United States (EST)

Time in Ontario, United States now

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EST Several time zones UTC-7 No DST
Country Flag - the United States Thirteen horizontal stripes of red and white with a blue rectangle in the top left corner containing 50 white stars.

Ontario

California, United States

28 Jul 2026

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United States: common questions

What is the current time in Ontario, California?

Ontario uses Pacific Time (PT) (America/Los_Angeles), which is UTC-7 from Coordinated Universal Time (UTC). The city observes daylight saving time seasonally.

Does Ontario observe Daylight Saving Time?

Yes, Ontario observes daylight saving time. Clocks spring forward and fall back with the rest of California, United States.

What is the time difference between Ontario and major cities?

New York (EST/EDT): Ontario is 3 hours ahead of New York.

Chicago (CST/CDT): Ontario is 2 hours ahead of Chicago.

Los Angeles (PST/PDT): Ontario is the same offset as Los Angeles.

What region is Ontario in?

Ontario is in California. See other cities in the state via the location links on this page.

What is Ontario known for?

Ontario is a populated place in California, United States, using Pacific Time (PT) (UTC-7) for local civil time. Coordinates: 34.06334°N, -117.65089°E.