Time Difference Between San Francisco and Singapore
Singapore is 15h ahead of San Francisco.
This is the standard-time difference as of 2026. If either city observes daylight saving time, the actual difference can shift by up to an hour for part of the year — the live clocks below always show the current real-time difference.
Working Hours Overlap
For each hour of San Francisco's working day (9:00-18:00), here is the corresponding local time in Singapore. Rows highlighted green fall within standard working hours (9:00-18:00) in both cities.
| San Francisco | Singapore | Both working hours? |
|---|---|---|
| 9 AM | 12 AM | No |
| 10 AM | 1 AM | No |
| 11 AM | 2 AM | No |
| 12 PM | 3 AM | No |
| 1 PM | 4 AM | No |
| 2 PM | 5 AM | No |
| 3 PM | 6 AM | No |
| 4 PM | 7 AM | No |
| 5 PM | 8 AM | No |
| 6 PM | 9 AM | No |
Best Time to Meet
San Francisco and Singapore don't share a standard 9 AM-6 PM working-hours window. The least disruptive compromise is around 3 PM in San Francisco, which falls at 6 AM in Singapore — expect one side to take an early or late call.
San Francisco
San Francisco uses the America/Los_Angeles IANA time zone, currently at UTC-7. This zone observes daylight saving time.
Singapore
Singapore uses the Asia/Singapore IANA time zone, currently at UTC+8. This zone does not observe daylight saving time.