Time Difference between Seoul and San Francisco

Seoul, South Korea and San Francisco, United States are separated by a time difference of 17 hours. When it's noon in Seoul, it's 17 hours earlier in San Francisco.

Seoul operates on Asia/Seoul timezone, while San Francisco uses America/Los Angeles. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.

Best Time to Call

Due to the 17 hours difference, finding overlapping business hours can be challenging.

Flight Considerations

The distance between Seoul and San Francisco is approximately 9,029 km. A direct flight typically takes around 11.6 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.