Best time to meet: San Francisco & Seoul
5–6 pm in San Francisco.
9–10 am in Seoul, the next day.
One shared working hour, every working day. Book inside it and nobody starts early or stays late.
At 5 pm in San Francisco it’s 9 am in Seoul.
San Francisco
Seoul
Drag along the day to try another time. The line under each sky is 9 to 6.
The year ahead
2 clock changes move the meeting this year. Each step is a week when one side has changed and the other hasn’t, or a season when the gap swaps.
Both at workSan Francisco 9–6Seoul 9–6in San Francisco’s time
Now until Sunday, November 1: Seoul is 16 hours ahead of San Francisco. Shared hours: 5–6 pm in San Francisco, 9–10 am in Seoul, the next day.
- Now until Sunday, November 1: Seoul is 16 hours ahead of San Francisco. Shared hours: 5–6 pm in San Francisco, 9–10 am in Seoul, the next day.
- From Sunday, November 1 to Sunday, March 14 (4 months): Seoul is 17 hours ahead of San Francisco. Shared hours: 4–6 pm in San Francisco, 9–11 am in Seoul, the next day.
- From Sunday, March 14: Seoul is 16 hours ahead of San Francisco. Shared hours: 5–6 pm in San Francisco, 9–10 am in Seoul, the next day.
Time difference
Seoul is 16 hours ahead of San Francisco today.
Next clock change
On Sunday, Nov 1 San Francisco turns its clocks back, and the gap becomes 17 hours.
Right now
It’s 4:21 pm in San Francisco and 8:21 am in Seoul.
Questions
What is the best time for a meeting between San Francisco and Seoul?
5–6 pm in San Francisco. 9–10 am in Seoul, the next day. That hour is where both 9-to-6 working days overlap, so a meeting there needs nobody to start early or stay late.
What is the time difference between San Francisco and Seoul?
Seoul is 16 hours ahead of San Francisco today.
When do the clocks change in San Francisco and Seoul?
On Sunday, Nov 1 San Francisco turns its clocks back, and the gap becomes 17 hours.