Convert US Eastern Time (EST) to Indian Standard Time (IST) instantly. Whether you're scheduling a business call between New York and India, coordinating with offshore teams, or planning meetings across EST and IST, our free timezone converter makes it simple.
Indian Standard Time (IST) is 10 hours and 30 minutes ahead of Eastern Standard Time (EST). When it's noon in New York, Boston, or Miami, it's 10:30 PM the same day in India. During Eastern Daylight Time (EDT), the difference reduces to 9.5 hours.
Eastern Time is in the America/New_York timezone (GMT-5/-4)
India is in the Asia/Kolkata timezone (GMT+5:30)
Time difference: 10.5 hours ahead
Eastern Time observes Daylight Saving Time (EDT) from mid-March to early November, reducing the time difference to 9.5 hours.
| EST (New York/Boston) | IST (India) | EDT to IST |
|---|---|---|
| 12:00 AM (Midnight) | 10:30 AM | 9:30 AM |
| 6:00 AM | 4:30 PM | 3:30 PM |
| 9:00 AM | 7:30 PM | 6:30 PM |
| 12:00 PM (Noon) | 10:30 PM | 9:30 PM |
| 3:00 PM | 1:30 AM (next day) | 12:30 AM (next day) |
| 6:00 PM | 4:30 AM (next day) | 3:30 AM (next day) |
| 9:00 PM | 7:30 AM (next day) | 6:30 AM (next day) |
The best time for business calls between Eastern Time and India is 9:00 AM - 11:00 AM EST, which corresponds to 7:30 PM - 9:30 PM IST.
This window ensures EST is within morning working hours while IST catches early evening, making it ideal for:
Eastern Time observes Eastern Daylight Time (EDT) from mid-March to early November. During EDT, clocks move forward 1 hour (GMT-4), reducing the time difference to 9.5 hours instead of 10.5 hours.
India does not observe Daylight Saving Time, so IST remains constant at GMT+5:30 throughout the year. This means:
💡 Pro Tip: Set calendar events in UTC to avoid DST confusion. Tools like Google Calendar automatically handle timezone conversions, so recipients in India will see the correct local time regardless of whether EDT is active.
Winter Offset: UTC-5 (GMT-5)
Summer Offset: UTC-4 (GMT-4, EDT)
IANA Timezone: America/New_York
Major Cities: New York, Miami, Boston, Philadelphia, Atlanta
DST: Observed (mid-March to early November)
Offset: UTC+5:30 (GMT+5:30)
IANA Timezone: Asia/Kolkata
Covers: Entire country of India
DST: Not observed