Time difference between San Francisco and New York
New York is currently 3 hours ahead of San Francisco. The best shared working window is 16:00–21:00 UTC — 5 hours a day. The table below shows the hours side by side.
National conventions are the default and the public figure. Change them here for your own answer — the chart, the window and the calendar file all follow.
Not on that day. Saturday is a rest day in both San Francisco and New York. The hours above are what you would share on a day you are both at work.
09:00 San Francisco At work = 12:00 New York At work
Tap any hour to read it in both cities.
The difference changes twice a year
San Francisco and New York do not change their clocks on the same dates, so a standing meeting moves by an hour in these weeks.
- 1 November – 31 October +2 h
- 14 March – 13 March +4 h
- usually +3 h
Hour by hour
| San Francisco | New York | |
|---|---|---|
| 00:00 | 03:00 | |
| 01:00 | 04:00 | |
| 02:00 | 05:00 | |
| 03:00 | 06:00 | |
| 04:00 | 07:00 | |
| 05:00 | 08:00 | |
| 06:00 | 09:00 | |
| 07:00 | 10:00 | |
| 08:00 | 11:00 | |
| 09:00 | 12:00 | both at work |
| 10:00 | 13:00 | both at work |
| 11:00 | 14:00 | both at work |
| 12:00 | 15:00 | both at work |
| 13:00 | 16:00 | both at work |
| 14:00 | 17:00 | |
| 15:00 | 18:00 | |
| 16:00 | 19:00 | |
| 17:00 | 20:00 | |
| 18:00 | 21:00 | |
| 19:00 | 22:00 | |
| 20:00 | 23:00 | |
| 21:00 | 00:00 | |
| 22:00 | 01:00 | |
| 23:00 | 02:00 |
The difference adjusts automatically for daylight saving in both San Francisco and New York.
The working week
- San Francisco
- 09:00 to 17:00, Monday, Tuesday, Wednesday, Thursday, Friday.
- New York
- 09:00 to 17:00, Monday, Tuesday, Wednesday, Thursday, Friday.
Sources and last check
Times, offsets and sun positions on this page are computed live from the IANA timezone database and the NOAA solar algorithm, so they do not depend on the review dates below.
- Working hours and weekend days for 55 countries
- Source: Published national labour conventions and government working-hours guidance. Last checked, reviewed every 12 months.
Not covered:A national convention, not any given employer. Countries not listed fall back to a nine-to-five, Monday to Friday default, and pages say so rather than implying we checked.
FAQ
How many hours between San Francisco and New York?
New York is 3 hours ahead of San Francisco (+3 hours).
When is the best time for a meeting?
Around 16:00–21:00 UTC, when both working days overlap — San Francisco works 09:00–17:00 and New York works 09:00–17:00, each in their own local time.