IST to PST Time Converter
Los Angeles is currently 12.5 hours behind Kolkata.
Current Time
Kolkata
+05:30Sat, Jun 13 · GMT+5:30
Los Angeles
-07:00Fri, Jun 12 · PDT
Daylight Saving Time Status
Kolkata
Kolkata does not observe Daylight Saving Time.
Los Angeles
Los Angeles is currently observing PDT (summer time). Returns to standard time on November 1, 2026.
Best Meeting Times
| Kolkata Time | Los Angeles Time | Meeting Suitability |
|---|---|---|
| 00:00 | 11:30-1d | — |
| 01:00 | 12:30-1d | — |
| 02:00 | 13:30-1d | — |
| 03:00 | 14:30-1d | — |
| 04:00 | 15:30-1d | — |
| 05:00 | 16:30-1d | — |
| 06:00 | 17:30-1d | — |
| 07:00 | 18:30-1d | — |
| 08:00 | 19:30-1d | — |
| 09:00 | 20:30-1d | — |
| 10:00 | 21:30-1d | — |
| 11:00 | 22:30-1d | — |
| 12:00 | 23:30-1d | — |
| 13:00 | 00:30 | — |
| 14:00 | 01:30 | — |
| 15:00 | 02:30 | — |
| 16:00 | 03:30 | — |
| 17:00 | 04:30 | — |
| 18:00 | 05:30 | — |
| 19:00 | 06:30 | — |
| 20:00 | 07:30 | — |
| 21:00 | 08:30 | — |
| 22:00 | 09:30 | — |
| 23:00 | 10:30 | — |
✅ Both cities within 9 AM–6 PM ⚠️ One city on edge of working hours
About This Time Zone Pair
Kolkata and Los Angeles span a large enough offset that no standard 9 AM–6 PM business overlap exists. Many global teams working this pair adopt async-first workflows and use live calls only for high-priority syncs. The most sustainable recurring slot tends to be early morning US / end-of-business India, or late evening US / early morning India.
Kolkata (GMT+5:30) is 12.5 hours ahead of Los Angeles (PDT). When it's 9:00 AM in Kolkata, it's 8:30 PM in Los Angeles.
Los Angeles observes Daylight Saving Time, which means the offset between the two cities may shift by one hour during DST transitions.
There is no standard 9 AM–6 PM overlap between Kolkata and Los Angeles. For recurring meetings, consider early morning in Kolkata or late afternoon in Los Angeles, and use async tools when possible.
For one-off conversions, use the converter above. For recurring meetings, export an .ics calendar invite — attendees see the time in their local zone automatically.
This guide covers Kolkata (IST) to Los Angeles (PST) specifically. To convert a different pair, browse all conversions or add cities directly in the converter above.
Frequently Asked Questions
- What is the time difference between Kolkata and Los Angeles?
- Los Angeles is 12.5 hours behind Kolkata. This offset may shift by one hour when either city transitions in or out of Daylight Saving Time.
- What is a good meeting time between Kolkata and Los Angeles?
- There is no standard 9 AM–6 PM overlap between Kolkata and Los Angeles. Consider early morning in one city or late afternoon in the other, or use async communication.
- Does Kolkata observe Daylight Saving Time?
- No. Kolkata (IST) does not observe Daylight Saving Time. The offset remains constant year-round.
- How do I convert IST to PST manually?
- Subtract 12.5 hours to the IST time. For example, 9:00 AM IST = 8:30 PM PST. (DST may shift this by ±1 hour twice a year.)