Ontario (USA, California) - Tehran — time difference

What is the time difference between Ontario (USA, California) and Tehran?

The time difference between Ontario (USA, California) and Tehran is 10 hours 10 minutes. In Tehran, it is 10 hours 10 minutes ahead of Ontario (USA, California).

Time format: 12h 24h Start typing the name of the country / city where you want to know the current time.

USA, California, Ontario

06:00:

Friday, 29 August 2025

⇄

Iran, Ostan-e Tehran, Tehran

04:30:

Saturday, 30 August 2025

12:00 AM	10:30 AM
01:00 AM	11:30 AM
02:00 AM	12:30 PM
03:00 AM	01:30 PM
04:00 AM	02:30 PM
05:00 AM	03:30 PM
06:00 AM	04:30 PM
07:00 AM	05:30 PM
08:00 AM	06:30 PM
09:00 AM	07:30 PM
10:00 AM	08:30 PM
11:00 AM	09:30 PM
12:00 PM	10:30 PM
01:00 PM	11:30 PM
02:00 PM	12:30 AM
03:00 PM	01:30 AM
04:00 PM	02:30 AM
05:00 PM	03:30 AM
06:00 PM	04:30 AM
07:00 PM	05:30 AM
08:00 PM	06:30 AM
09:00 PM	07:30 AM
10:00 PM	08:30 AM
11:00 PM	09:30 AM