California - Seoul — time difference

What is the time difference between California and Seoul?

The time difference between California and Seoul is 16 hours. In Seoul, it is 16 hours ahead of California.

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

USA, California

05:17:

Friday, October 10, 2025

⇄

09:17:

Friday, October 10, 2025