EST to IST
EST is UTC−4 and IST is UTC+5:30 today — IST is 9½ hours ahead of EST. Abbreviations are for reading: this page resolves EST to America/New_York and IST to Asia/Kolkata, which are the names that do not go ambiguous.
EST: US Eastern; Eastern Daylight Time in summer. IST: India — Irish and Israel Standard Time share the letters.
The working day, side by side
The working days do not meet at all. Current abbreviations: EDT and IST.
| City | 00:00 in EST | 01:00 in EST | 02:00 in EST | 03:00 in EST | 04:00 in EST | 05:00 in EST | 06:00 in EST | 07:00 in EST | 08:00 in EST | 09:00 in EST | 10:00 in EST | 11:00 in EST | 12:00 in EST | 13:00 in EST | 14:00 in EST | 15:00 in EST | 16:00 in EST | 17:00 in EST | 18:00 in EST | 19:00 in EST | 20:00 in EST | 21:00 in EST | 22:00 in EST | 23:00 in EST |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EST—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| IST—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with EST and IST
Common questions
What is EST in IST?
IST is 9½ hours ahead of EST today: noon in EST is 21:30 in IST.
Is EST the same all year?
US Eastern; Eastern Daylight Time in summer. An abbreviation describes an offset at a moment, not a place — the zone identifier America/New_York is the unambiguous name.
When can EST and IST meet?
They do not overlap during working hours. 07:00–08:00 your time (17:00 there) is the cheapest compromise.