東京 → サンフランシスコ: 都市間の時差
San Francisco is 16 hours behind Tokyo.
How the difference works
Tokyo uses Asia/Tokyo (UTC+9 standard time) and San Francisco uses America/Los_Angeles (UTC-8 standard time) — a standard-time gap of 17 hours behind Tokyo. San Francisco observes daylight saving time while Tokyo does not, so the difference shifts by one hour twice a year.
距離: about 8,275 km (5,142 mi) great-circle distance.
東京 → サンフランシスコ, hour by hour
| 東京 | サンフランシスコ | 電話に適した時間帯 |
|---|
よくある質問
What is the time difference between Tokyo and San Francisco?
In standard time, San Francisco is 17 hours behind Tokyo. San Francisco observes daylight saving time while Tokyo does not, so the difference shifts by one hour twice a year.
When it is 9:00 in Tokyo, what time is it in San Francisco?
In standard time it is 16:00 the previous day in San Francisco. During daylight saving periods the answer can move by an hour — the live table on this page always reflects today's rules.
How far is San Francisco from Tokyo?
About 8,275 km (5,142 miles) as the crow flies, computed from city-center coordinates.