Convert IST to PST
See the current IST to PST time difference, use the hour-by-hour converter, and schedule calls across India and Pacific time.
IST to PST Conversion
Convert India Standard Time (UTC+5:30) to Pacific Standard Time (UTC-8) with the current time difference shown automatically. The converter updates for standard time and daylight saving changes where applicable.
Hour-by-Hour Time Table
Use the visual grid and hour-by-hour table to compare IST and PST across the day. Export selected times with ICS download or send them to Google Calendar and Gmail.
Schedule Cross-Timezone Meetings
Find overlapping business hours between IST and PST and choose better meeting times faster. DST changes are tracked automatically using the IANA timezone database for accurate conversions.
How to Convert IST to PST
Open the IST to PST converter: Go to https://www.xconvert.com/time-converter/ist-to-pst-converter to load a visual comparison grid with IST and PST already lined up on a 24-hour timeline. This is useful when you are scheduling a support handoff between an India-based operations team and colleagues on the US or Canadian Pacific coast, where the time gap pushes many IST business hours into the previous PST day.
Add relevant comparison cities: Click + Add City and search for cities that matter to your workflow, such as Mumbai for India-based teams, Los Angeles for US West Coast media and tech work, or Vancouver for Canadian Pacific business coordination. This helps if you manage remote engineering, customer support, outsourcing, or cross-border vendor calls where India Standard Time and Pacific Standard Time need to be compared alongside specific commercial hubs.
Select a time range on the grid: Click Select, then drag across the colored timeline in the IST row to highlight a working block in purple, such as 9:00 IST to 12:00 IST, which lines up with 20:00 PST to 23:00 PST on the previous day. You can drag the center of the selection to test alternatives like 15:00 IST = 2:00 PST or 18:00 IST = 5:00 PST, which is especially helpful when deciding whether a same-day morning sync or a previous-evening Pacific meeting is more practical.
Export and share the selected time: After selecting a range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is practical for sending a confirmed meeting slot to distributed teams so an India-based product team, a California client, and a Vancouver partner all receive the same time block in their local calendars without manual reconversion.
Understanding the IST to PST Time Difference
IST is India Standard Time, UTC+5, and PST is Pacific Standard Time, UTC-8. The difference is PST is 13 hours behind IST, which means IST daytime often maps to the previous calendar day in Pacific time. For example, 9:00 IST = 20:00 PST (previous day) and 12:00 IST = 23:00 PST (previous day), so a late-morning meeting in India usually lands in the evening before in Pacific regions.
The same 13-hour gap also affects afternoon scheduling. 15:00 IST = 2:00 PST, and 18:00 IST = 5:00 PST, which shows that an India afternoon can correspond to very early Pacific morning on the same date. This pattern matters for software teams, outsourcing firms, customer success operations, and global agencies that need to decide whether to meet during India’s afternoon or Pacific’s early start of day.
Both abbreviations here are standard-time abbreviations. IST is a standard-time abbreviation and its DST counterpart is IDT, while PST is a standard-time abbreviation and its DST counterpart is PDT. The difference can change during parts of the year when daylight saving time is in effect, so the months affected are the daylight saving months in Pacific regions and in places that use an IST-related daylight counterpart, which is why seasonal scheduling should always be reviewed carefully before setting recurring meetings.
IST is used in India, Ireland, and Israel, while PST is used in Canada, Mexico, the Philippines, and the United States. In practice, most users searching IST to PST are coordinating between India and Pacific North American markets such as California, Washington, British Columbia, or Baja California, where the 13-hour standard-time separation strongly influences whether meetings happen in India’s late afternoon or Pacific’s previous evening.
Best Times for Calls and Meetings Between IST and PST
The most workable IST-to-PST meeting windows usually come from choosing either late morning in IST for previous-evening PST, or late afternoon in IST for early-morning PST. Using the conversion examples, 9:00 IST = 20:00 PST (previous day) and 12:00 IST = 23:00 PST (previous day), which can suit teams that are comfortable with evening availability on the Pacific side, such as client calls after normal office hours or support escalations that need same-cycle resolution.
If you want a Pacific morning meeting instead, the examples 15:00 IST = 2:00 PST and 18:00 IST = 5:00 PST show the tradeoff clearly: India’s afternoon shifts into very early Pacific hours. That can work for industries with early operational starts, including cloud infrastructure teams, trading support desks, logistics monitoring, and follow-the-sun DevOps teams, but it is usually too early for standard corporate meetings unless the Pacific participants are intentionally starting early.
For routine collaboration, many teams use the grid to test a narrow overlap around India’s later workday and Pacific’s earliest available window. A product manager in Bengaluru, a design team in San Francisco, and a QA lead in Vancouver can drag across the IST row to compare whether an afternoon India slot is realistic for Pacific participants, then export the final selection directly to calendar tools. This avoids confusion caused by the previous-day shift, which is one of the biggest scheduling mistakes in IST-to-PST coordination.
The day boundary is the key operational issue. Because 9:00 IST and 12:00 IST convert to 20:00 PST and 23:00 PST on the previous day, teams must confirm not just the hour but also the date before sending invites. This is especially important for sprint planning, release approvals, and customer demos where one side may think the meeting is “tomorrow” while the other sees it on “today’s evening” in Pacific time.
Frequently Asked Questions
What is the time difference between IST and PST?
PST is 13 hours behind IST. That means when the workday starts in India, it is often still the previous evening in Pacific regions, which is why date confusion is common in cross-border scheduling.
This gap is especially important for teams working between India and the US or Canada’s West Coast. A meeting that looks like a normal morning slot in IST may require Pacific participants to join the night before.
When is 9 AM IST in PST?
9:00 IST = 20:00 PST on the previous day. This is a useful reference point for planning handoffs, because an India morning status update lands in Pacific prime evening hours rather than the same-day morning.
For example, if an India-based support team wants to brief a California operations group at 9 AM IST, the Pacific team would need to join at 8 PM the day before. That can work for urgent escalations, but it is usually outside standard office hours.
When is 12 PM IST in PST?
12:00 IST = 23:00 PST on the previous day. Noon in IST therefore becomes late-night Pacific time, which makes it a poor choice for regular meetings unless the Pacific side is handling overnight operations.
This conversion is often relevant for global service desks and managed operations teams. If a handoff is scheduled at midday in India, Pacific participants may see it as an 11 PM event on the prior calendar date.
Does the difference between IST and PST change during DST?
Yes, the difference can change during daylight saving periods because PST is the standard-time abbreviation and its DST counterpart is PDT, while IST is a standard-time abbreviation and its DST counterpart is IDT. In other words, the standard-time relationship is the 13-hour gap shown here, but seasonal clock changes can alter that during daylight saving months.
This matters most for recurring meetings that run across seasons. A weekly call that works in one part of the year may shift by an hour relative to local work schedules once daylight saving time begins or ends in the affected regions.
What is the best meeting time between IST and PST?
The best meeting time depends on whether you want the Pacific side to join in the previous evening or very early morning. The examples show two practical anchors: 9:00 IST = 20:00 PST (previous day) for evening Pacific calls, and 18:00 IST = 5:00 PST for early-morning Pacific coordination.
For most business teams, neither side gets a perfect overlap, so the choice depends on the function. Client-facing teams may prefer Pacific evening if India needs a daytime slot, while engineering and operations teams may accept early Pacific mornings to keep the meeting on the same date in India.
Is 3 PM IST a good time for a PST meeting?
15:00 IST = 2:00 PST, so 3 PM in India is 2 AM in Pacific time. That is usually too early for standard office meetings, but it may still be workable for overnight support, incident response, or globally distributed infrastructure teams.
If you are scheduling with normal business users, 3 PM IST is generally not ideal for PST participants. On the visual grid, this becomes obvious because the selected IST afternoon block maps into Pacific night hours.
Why does IST to PST often show the previous day?
The previous-day shift happens because PST is 13 hours behind IST. When India is in its morning or midday work period, Pacific time is often still in the evening or late night of the day before.
The clearest examples are 9:00 IST = 20:00 PST (previous day) and 12:00 IST = 23:00 PST (previous day). This is why calendar invites, release schedules, and meeting confirmations should always include both the local time and the date for each side.