When it is 12:00 PM in GST, it is 1:00 AM in San Francisco.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
GST is 11 hours ahead of San Francisco.
🕐 Subtract 11 hours from GST time to get San Francisco time.
GST uses 4 hours ahead of Universal Time (UTC+4) and San Francisco uses 7 hours behind Universal Time (UTC-7).
| GST Time | San Francisco Time | |
|---|---|---|
| 12 AM GST Time | ↔ | 1 PM San Francisco Time |
| 1 AM GST Time | ↔ | 2 PM San Francisco Time |
| 2 AM GST Time | ↔ | 3 PM San Francisco Time |
| 3 AM GST Time | ↔ | 4 PM San Francisco Time |
| 4 AM GST Time | ↔ | 5 PM San Francisco Time |
| 5 AM GST Time | ↔ | 6 PM San Francisco Time |
| 6 AM GST Time | ↔ | 7 PM San Francisco Time |
| 7 AM GST Time | ↔ | 8 PM San Francisco Time |
| 8 AM GST Time | ↔ | 9 PM San Francisco Time |
| 9 AM GST Time | ↔ | 10 PM San Francisco Time |
| 10 AM GST Time | ↔ | 11 PM San Francisco Time |
| 11 AM GST Time | ↔ | 12 AM San Francisco Time |
| GST Time | San Francisco Time | |
|---|---|---|
| 12 PM GST Time | ↔ | 1 AM San Francisco Time |
| 1 PM GST Time | ↔ | 2 AM San Francisco Time |
| 2 PM GST Time | ↔ | 3 AM San Francisco Time |
| 3 PM GST Time | ↔ | 4 AM San Francisco Time |
| 4 PM GST Time | ↔ | 5 AM San Francisco Time |
| 5 PM GST Time | ↔ | 6 AM San Francisco Time |
| 6 PM GST Time | ↔ | 7 AM San Francisco Time |
| 7 PM GST Time | ↔ | 8 AM San Francisco Time |
| 8 PM GST Time | ↔ | 9 AM San Francisco Time |
| 9 PM GST Time | ↔ | 10 AM San Francisco Time |
| 10 PM GST Time | ↔ | 11 AM San Francisco Time |
| 11 PM GST Time | ↔ | 12 PM San Francisco Time |
GST is 11 hours ahead of San Francisco.
GST is ahead of San Francisco by 11 hours.
It is 10:00 PM the previous day in San Francisco.