Time Difference Between San Francisco and Bangalore
As of 31 August 2026, Bangalore is 12 hours 30 minutes ahead of San Francisco. That number is not constant. Over the course of a year, because of daylight saving changes, Bangalore, India ranges from 12 hours 30 minutes ahead to 13 hours 30 minutes ahead relative to San Francisco, United States. The calculator below is always up to date.
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San Francisco, United States
15:34
Mon, Aug 31, 2026
UTC-7 · PDT · America/Los_Angeles
Bangalore, India
+12h 30m04:04
Tue, Sep 1, 2026
UTC+5:30 · Asia/Kolkata
Bangalore is 12 hours 30 minutes ahead of San Francisco.
When it is 15:34 in San Francisco, it is already the next day in Bangalore.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| San Francisco | Monday, August 31, 2026 | PDTAmerica/Los_Angeles | UTC-7 | Active now |
| Bangalore | Tuesday, September 1, 2026 | Asia/Kolkata | UTC+5:30 | Not observed |
Hour by hour: San Francisco to Bangalore
Every hour of today in San Francisco and what it is in Bangalore. Highlighted rows fall inside Bangalore working hours (09:00–18:00).
| San Francisco | Bangalore |
|---|---|
| 00:00 | 12:30 |
| 01:00 | 13:30 |
| 02:00 | 14:30 |
| 03:00 | 15:30 |
| 04:00 | 16:30 |
| 05:00 | 17:30 |
| 06:00 | 18:30 |
| 07:00 | 19:30 |
| 08:00 | 20:30 |
| 09:00 | 21:30 |
| 10:00 | 22:30 |
| 11:00 | 23:30 |
| San Francisco | Bangalore |
|---|---|
| 12:00 | 00:30next day |
| 13:00 | 01:30next day |
| 14:00 | 02:30next day |
| 15:00 | 03:30next day |
| 16:00 | 04:30next day |
| 17:00 | 05:30next day |
| 18:00 | 06:30next day |
| 19:00 | 07:30next day |
| 20:00 | 08:30next day |
| 21:00 | 09:30next day |
| 22:00 | 10:30next day |
| 23:00 | 11:30next day |
Best time to call or meet
Overlapping working hours
No overlap
Standard working hours in San Francisco and Bangalore never overlap. Someone has to start early or finish late — the calling window below is the practical compromise.
Reasonable calling hours
19:30–21:00 in San Francisco (08:00–09:30 in Bangalore)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
San Francisco puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-7 to UTC-8. After that date, Bangalore is 13 hours 30 minutes ahead of San Francisco — instead of 12 hours 30 minutes ahead, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
San Francisco and Bangalore: common questions
What is the time difference between San Francisco and Bangalore?
As of 31 August 2026, Bangalore is 12 hours 30 minutes ahead of San Francisco. The gap is not fixed: across the year, Bangalore ranges from 12 hours 30 minutes ahead to 13 hours 30 minutes ahead relative to San Francisco, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in San Francisco, what time is it in Bangalore?
It is 09:30 PM in Bangalore, India. Use the time field in the calculator above to check any other hour.
Is Bangalore ahead of or behind San Francisco?
Bangalore is ahead of San Francisco by 12 hours 30 minutes at the moment. In practical terms, the working day in Bangalore starts and ends earlier in San Francisco terms.
Do San Francisco and Bangalore observe daylight saving time?
San Francisco changes its clocks twice a year; Bangalore does not. The difference therefore shifts by an hour when San Francisco switches: across the year, Bangalore ranges from 12 hours 30 minutes ahead to 13 hours 30 minutes ahead relative to San Francisco.
What is the best time to call Bangalore from San Francisco?
Standard working hours in San Francisco and Bangalore do not overlap at all, so one side has to take the call outside office hours. Early morning in San Francisco or late evening is usually the least disruptive option.
Related comparisons
Local dates shown for San Francisco, United States (UTC-7) and Bangalore, India (UTC+5:30) were generated on Monday, August 31, 2026 UTC and refresh in your browser.