IST to ET time converter
ET is 9 hours 30 minutes behind IST. When it is 9:00 AM in IST, it is 11:30 PM (Fri, Oct 16) in ET.
1:40 AM in IST, Saturday, October 17, 2026
IST to ET conversion table
Every hour of today in IST and the matching time in ET. Light rows are typical working hours (9:00–18:00).
| IST | ET |
|---|---|
| 12:00 AM | 2:30 PM−1 day |
| 1:00 AM | 3:30 PM−1 day |
| 2:00 AM | 4:30 PM−1 day |
| 3:00 AM | 5:30 PM−1 day |
| 4:00 AM | 6:30 PM−1 day |
| 5:00 AM | 7:30 PM−1 day |
| 6:00 AM | 8:30 PM−1 day |
| 7:00 AM | 9:30 PM−1 day |
| 8:00 AM | 10:30 PM−1 day |
| 9:00 AM | 11:30 PM−1 day |
| 10:00 AM | 12:30 AM |
| 11:00 AM | 1:30 AM |
| 12:00 PM | 2:30 AM |
| 1:00 PM | 3:30 AM |
| 2:00 PM | 4:30 AM |
| 3:00 PM | 5:30 AM |
| 4:00 PM | 6:30 AM |
| 5:00 PM | 7:30 AM |
| 6:00 PM | 8:30 AM |
| 7:00 PM | 9:30 AM |
| 8:00 PM | 10:30 AM |
| 9:00 PM | 11:30 AM |
| 10:00 PM | 12:30 PM |
| 11:00 PM | 1:30 PM |
Best time to call or meet
Working hours don't overlap fully. The closest fit is 4:30 PM – 6:00 PM in IST (7:00 AM – 8:30 AM in ET): working hours on one side, early or late on the other.
Daylight saving time and the difference
The difference changes during the year because IST and ET switch clocks on different dates:
- Oct 17, 2026 – Nov 1, 2026: -9h 30m
- Nov 1, 2026 – Mar 14, 2027: -10h 30m
- Mar 14, 2027 – Oct 17, 2027: -9h 30m
More conversions
Questions and answers
What is the time difference between IST and ET?
ET is 9 hours 30 minutes behind IST.
What time is it in ET when it is 9 AM in IST?
When it is 9:00 AM in IST, it is 11:30 PM (Fri, Oct 16) in ET.
When is the best time to call ET from IST?
Working hours don't overlap fully. The closest fit is 4:30 PM – 6:00 PM in IST (7:00 AM – 8:30 AM in ET): working hours on one side, early or late on the other.
Does the time difference between IST and ET change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.