No overlap — one side will join outside working hours
NEW-YORK (New York)
IST (Mumbai)
00:00
09:30Working
01:00
10:30Working
02:00
11:30Working
03:00
12:30Working
04:00
13:30Working
05:00
14:30Working
06:00
15:30Working
07:00
16:30Working
08:00
17:30
09:00Working
18:30off
10:00Working
19:30off
11:00Working
20:30off
12:00Working
21:30off
13:00Working
22:30off
14:00Working
23:30off
15:00Working
00:30+1doff
16:00Working
01:30+1doff
17:00
02:30+1d
18:00
03:30+1d
19:00
04:30+1d
20:00
05:30+1d
21:00
06:30+1d
22:00
07:30+1d
23:00
08:30+1d
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between new-york and ist?
NEW-YORK (New York) (new-york) is UTC-4 and India Standard Time (ist) is UTC+5:30. The difference between them is 9.5 hours.
Where is new-york used?
NEW-YORK (New York) (new-york) is used in USA and surrounding regions. The IANA timezone identifier is America/New_York.
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.
How do I convert new-york to ist?
Use the interactive converter above. Drag the time slider to any new-york time and the ist equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
New York is 10 hours 30 minutes behind IST (Mumbai). When New York clocks hit noon, IST (Mumbai) reads 21:00.
New York runs on America/New_York; IST (Mumbai) runs on Asia/Kolkata. Together they are 9.5 hours 30 minutes apart.
Business hours comparison
There is no business hours overlap between New York and IST (Mumbai) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best times to schedule a meeting
New York and IST (Mumbai) have no shared working window. These slots minimize out-of-hours disruption for both sides.
07:00 New York / 16:00 Mumbai⚡ One side off-hours
⚠️ 2h before working hours in New York
09:00 New York / 18:00 Mumbai⚡ One side off-hours
⚠️ 2h after working hours in Mumbai
06:00 New York / 15:00 Mumbai⚡ One side off-hours
⚠️ 3h before working hours in New York
Working hours defined as 09:00–17:00 local time for each location.
Holiday calendar for both locations
New York6 holidays
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
Nov 26Thanksgiving Day
IST (Mumbai)
No upcoming public holidays this year.
Working across New York and IST (Mumbai)
Teams in New York (USA) and IST (Mumbai) (India) deal with a 9.5-hour gap that pushes their working days apart. Real-time meetings always require someone to stretch outside the standard 9–5.
💡 Best practice for cross-timezone meetings
⚡
A 07:00 meeting in New York means 16:00 in IST (Mumbai) (2h before working hours in New York).
⚡
A 09:00 meeting in New York means 18:00 in IST (Mumbai) (2h after working hours in Mumbai).
⚡
A 06:00 meeting in New York means 15:00 in IST (Mumbai) (3h before working hours in New York).
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 New York".