No overlap — one side will join outside working hours
IST (Mumbai)
LOS-ANGELES (Los Angeles)
00:00
11:30-1dWorking
01:00
12:30-1dWorking
02:00
13:30-1dWorking
03:00
14:30-1dWorking
04:00
15:30-1dWorking
05:00
16:30-1dWorking
06:00
17:30-1d
07:00
18:30-1d
08:00
19:30-1d
09:00Working
20:30-1doff
10:00Working
21:30-1doff
11:00Working
22:30-1doff
12:00Working
23:30-1doff
13:00Working
00:30off
14:00Working
01:30off
15:00Working
02:30off
16:00Working
03:30off
17:00
04:30
18:00
05:30
19:00
06:30
20:00
07:30
21:00
08:30
22:00
09:30Working
23:00
10:30Working
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between ist and los-angeles?
India Standard Time (ist) is UTC+5:30 and LOS-ANGELES (Los Angeles) (los-angeles) is UTC-7. The difference between them is 12.5 hours.
Where is ist used?
India Standard Time (ist) is used in India and surrounding regions. The IANA timezone identifier is Asia/Kolkata. Note: ist is ambiguous and may refer to other timezones.
Where is los-angeles used?
LOS-ANGELES (Los Angeles) (los-angeles) is used in USA and surrounding regions. The IANA timezone identifier is America/Los_Angeles.
How do I convert ist to los-angeles?
Use the interactive converter above. Drag the time slider to any ist time and the los-angeles equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
IST (Mumbai) to Los Angeles — exact time difference
IST (Mumbai) is 12 hours 30 minutes ahead of Los Angeles. Midday in IST (Mumbai) lines up with 23:00 in Los Angeles.
IST (Mumbai) runs on Asia/Kolkata; Los Angeles runs on America/Los_Angeles. Together they are 12.5 hours 30 minutes apart.
Working hours overlap
There is no business hours overlap between IST (Mumbai) and Los Angeles during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best times to schedule a meeting
IST (Mumbai) and Los Angeles have no shared working window. These slots minimize out-of-hours disruption for both sides.
05:00 Mumbai / 16:00 Los Angeles⚡ One side off-hours
⚠️ 4h before working hours in Mumbai
09:00 Mumbai / 20:00 Los Angeles⚡ One side off-hours
⚠️ 4h after working hours in Los Angeles
04:00 Mumbai / 15:00 Los Angeles⚡ One side off-hours
⚠️ 5h before working hours in Mumbai
Working hours defined as 09:00–17:00 local time for each location.
Upcoming public holidays
IST (Mumbai)
No upcoming public holidays this year.
Los Angeles7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
How to work with IST (Mumbai) and Los Angeles time zones
Working across IST (Mumbai) (India) and Los Angeles (USA) is a challenge — the 12.5-hour difference means no shared business hours window under a standard schedule. Flexibility from at least one side is required.
💡 How to schedule across these time zones
⚡
A 05:00 meeting in IST (Mumbai) means 16:00 in Los Angeles (4h before working hours in Mumbai).
⚡
A 09:00 meeting in IST (Mumbai) means 20:00 in Los Angeles (4h after working hours in Los Angeles).
⚡
A 04:00 meeting in IST (Mumbai) means 15:00 in Los Angeles (5h before working hours in Mumbai).
Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am IST (Mumbai)".