Time Difference India & USA
Find the exact time difference between India and any US time zone. Live clocks, best overlap hours for meetings, and instant conversion. India (IST) is 9:30 to 15:30 hours ahead of the US.
When it's day in India, it's night in the US and vice versa
Best Overlap Hours for Calls & Meetings
India Evening → US Morning
7:00 PM – 11:30 PM
8:30 AM – 1:00 PM
✓ Best for meetings
India Morning → US Evening
6:00 AM – 9:30 AM
7:30 PM – 11:00 PM
Late night India → US Lunch
9:00 PM – 11:30 PM
10:30 AM – 1:00 PM
✓ Best for meetings
India Morning → US Late night
8:30 AM – 12:00 PM
10:00 PM – 1:30 AM
* Times shown for Eastern (New York, DC, Miami). Adjust based on DST.
IST vs All US Time Zones
| US Zone | UTC Offset | IST Offset | When IST 12:00 PM |
|---|---|---|---|
| EST (Eastern) | UTC-5 | +10:30 | 1:30 AM |
| CST (Central) | UTC-6 | +11:30 | 12:30 AM |
| MST (Mountain) | UTC-7 | +12:30 | 11:30 PM (prev) |
| PST (Pacific) | UTC-8 | +13:30 | 10:30 PM (prev) |
| AKST (Alaska) | UTC-9 | +14:30 | 9:30 PM (prev) |
| HST (Hawaii) | UTC-10 | +15:30 | 8:30 PM (prev) |
India vs USA Time Zones Summary
EST (Eastern)
New York, DC, Miami
IST = EST +10:30
CST (Central)
Chicago, Dallas, Houston
IST = CST +11:30
MST (Mountain)
Denver, Phoenix
IST = MST +12:30
PST (Pacific)
LA, SF, Seattle
IST = PST +13:30
AKST (Alaska)
Anchorage
IST = AKST +14:30
HST (Hawaii)
Honolulu
IST = HST +15:30
* Standard time. During daylight saving (March–Nov), subtract 1 hour from the difference.
Frequently Asked Questions
What is the exact time difference between India and New York?▼
India is 10 hours 30 minutes ahead of New York (EST). During daylight saving (March–November), the difference is 9 hours 30 minutes (EDT). So: IST = EST + 10:30 (winter) or EDT + 9:30 (summer).
What is the time difference between India and California?▼
India is 13 hours 30 minutes ahead of California (PST). During daylight saving: 12 hours 30 minutes ahead (PDT).
When should I schedule calls between India and USA?▼
The best overlap is India evening 7–10 PM IST which maps to US morning 8:30 AM–12:30 PM EST. For PST: India 9–11 PM = US 7:30–9:30 AM.
Does India have daylight saving time?▼
No. India uses IST (UTC+5:30) year-round. Only the US changes clocks, so the time difference changes by 1 hour twice a year.
When it is noon in India, what time is it in USA?▼
When it's 12:00 PM IST: EST = 1:30 AM, CST = 12:30 AM, MST = 11:30 PM (prev day), PST = 10:30 PM (prev day).
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