IST to PST time difference
PST is 13.5 hours behind IST in standard time, and 12.5 hours behind IST when daylight saving time is in effect. Because the US, Europe and Australia switch on different dates, the gap can briefly differ — the converter always uses the exact date.
Common IST to PST times (standard time)
| India Standard Time | Pacific Time |
|---|---|
| 12:00 AM IST | 10:30 AM the previous day PST |
| 3:00 AM IST | 1:30 PM the previous day PST |
| 6:00 AM IST | 4:30 PM the previous day PST |
| 8:00 AM IST | 6:30 PM the previous day PST |
| 9:00 AM IST | 7:30 PM the previous day PST |
| 12:00 PM IST | 10:30 PM the previous day PST |
| 3:00 PM IST | 1:30 AM PST |
| 5:00 PM IST | 3:30 AM PST |
| 6:00 PM IST | 4:30 AM PST |
| 9:00 PM IST | 7:30 AM PST |
About IST and PST
India Standard Time (IST) is UTC+5:30 all year. Pacific Time (PST) is UTC−8 in winter and UTC−7 during daylight saving time.
Scheduling a meeting? The best overlap is usually afternoon in IST, which is morning in PST. Use the 24-hour table in the converter to find a slot that works for everyone.
Frequently asked questions
What is the time difference between IST and PST?
PST is 13.5 hours behind IST in standard time, and 12.5 hours behind IST when daylight saving time is in effect. Because the US, Europe and Australia switch on different dates, the gap can briefly differ — the converter always uses the exact date.
Does this handle daylight saving time?
Yes. The converter uses your browser’s up-to-date time zone database, so IST/PST daylight saving changes are applied automatically for the date you pick.
How do I convert IST to PST manually?
Subtract 13.5 hours to the IST time (in standard time). For example, 9:00 AM IST is 7:30 PM the previous day PST.