San Francisco to Seoul time converter

Seoul is currently 16 hours ahead of San Francisco. San Francisco is on UTC-7 and Seoul is on UTC+9.

San Francisco  
Seoul  

Open this pair on the board →

The difference changes during the year

Because San Francisco and Seoul do not start and end daylight saving time together, the gap between them is not constant. Over the next twelve months it takes 2 different values.

Hour by hour while Seoul is 16 hours ahead of San Francisco. Shaded rows are inside both working days.
San FranciscoSeoul
12:00 AM4:00 PM
1:00 AM5:00 PM
2:00 AM6:00 PM
3:00 AM7:00 PM
4:00 AM8:00 PM
5:00 AM9:00 PM
6:00 AM10:00 PM
7:00 AM11:00 PM
8:00 AM12:00 AM (next day)
9:00 AM1:00 AM (next day)
10:00 AM2:00 AM (next day)
11:00 AM3:00 AM (next day)
12:00 PM4:00 AM (next day)
1:00 PM5:00 AM (next day)
2:00 PM6:00 AM (next day)
3:00 PM7:00 AM (next day)
4:00 PM8:00 AM (next day)
5:00 PM9:00 AM (next day)
6:00 PM10:00 AM (next day)
7:00 PM11:00 AM (next day)
8:00 PM12:00 PM (next day)
9:00 PM1:00 PM (next day)
10:00 PM2:00 PM (next day)
11:00 PM3:00 PM (next day)
Hour by hour while Seoul is 17 hours ahead of San Francisco. Shaded rows are inside both working days.
San FranciscoSeoul
12:00 AM5:00 PM
1:00 AM6:00 PM
2:00 AM7:00 PM
3:00 AM8:00 PM
4:00 AM9:00 PM
5:00 AM10:00 PM
6:00 AM11:00 PM
7:00 AM12:00 AM (next day)
8:00 AM1:00 AM (next day)
9:00 AM2:00 AM (next day)
10:00 AM3:00 AM (next day)
11:00 AM4:00 AM (next day)
12:00 PM5:00 AM (next day)
1:00 PM6:00 AM (next day)
2:00 PM7:00 AM (next day)
3:00 PM8:00 AM (next day)
4:00 PM9:00 AM (next day)
5:00 PM10:00 AM (next day)
6:00 PM11:00 AM (next day)
7:00 PM12:00 PM (next day)
8:00 PM1:00 PM (next day)
9:00 PM2:00 PM (next day)
10:00 PM3:00 PM (next day)
11:00 PM4:00 PM (next day)

Best time for a call

Taking a working day of 9:00 AM to 6:00 PM on both sides, the overlap in San Francisco local time is 5:00 PM to 6:00 PM, which is 9:00 AM onward in Seoul.

Questions

How many hours ahead is Seoul of San Francisco?

Seoul is 16 hours ahead of San Francisco right now. That gap is not constant through the year, because the two places change their clocks on different dates.

What time is 9:00 AM in San Francisco in Seoul?

9:00 AM in San Francisco is 1:00 AM the next day in Seoul.

What is the best time for a meeting between San Francisco and Seoul?

Assuming a 9:00 AM to 6:00 PM working day on both sides, the overlap in San Francisco local time is 5:00 PM to 6:00 PM.

Local time in each city

For the current time on its own, with the daylight saving dates that apply and the working week in that country, see time in San Francisco or time in Seoul.

Other conversions from San Francisco