USA to India Time Converter
India (IST) is 10 hours 30 minutes ahead of the US East Coast (EST). The gap is 11h 30m from Central, 12h 30m from Mountain, and 13h 30m from Pacific Time.
Daylight saving note: During US EDT (March–November), the gap narrows from 10h 30m to 9h 30m. India never observes DST.
ET to IST Conversion Table
Full 24-hour reference table. Use the live clocks above for the exact current offset.
| 🇺🇸 ET | 🇮🇳 ET → ISTUTC-5 to UTC+5:30 | 🇮🇳 EDT → ISTUTC-4 to UTC+5:30 | Note |
|---|---|---|---|
| 00:00 | 10:30 AM | 9:30 AM | |
| 01:00 | 11:30 AM | 10:30 AM | |
| 02:00 | 12:30 PM | 11:30 AM | |
| 03:00 | 1:30 PM | 12:30 PM | |
| 04:00 | 2:30 PM | 1:30 PM | |
| 05:00 | 3:30 PM | 2:30 PM | |
| 06:00 | 4:30 PM | 3:30 PM | |
| 07:00 | 5:30 PM | 4:30 PM | |
| 08:00 | 6:30 PM | 5:30 PM | |
| 09:00 | 7:30 PM | 6:30 PM | |
| 10:00 | 8:30 PM | 7:30 PM | |
| 11:00 | 9:30 PM | 8:30 PM | |
| 12:00 | 10:30 PM | 9:30 PM | |
| 13:00 | 11:30 PM | 10:30 PM | |
| 14:00 | 12:30 AM | 11:30 PM | next day |
| 15:00 | 1:30 AM | 12:30 AM | next day |
| 16:00 | 2:30 AM | 1:30 AM | next day |
| 17:00 | 3:30 AM | 2:30 AM | next day |
| 18:00 | 4:30 AM | 3:30 AM | next day |
| 19:00 | 5:30 AM | 4:30 AM | next day |
| 20:00 | 6:30 AM | 5:30 AM | next day |
| 21:00 | 7:30 AM | 6:30 AM | next day |
| 22:00 | 8:30 AM | 7:30 AM | next day |
| 23:00 | 9:30 AM | 8:30 AM | next day |
* "next day" = converted time falls on the following calendar day.
Best Hours to Schedule USA (Eastern)–India Calls
For US-India teams, the overlap window depends on which US timezone you are in. EST: 8:00–9:30 AM EST (6:30–8:00 PM IST). CST: 8:00–9:30 AM CST (7:30–9:00 PM IST). PST: virtually no overlap in standard working hours.
About USA (Eastern) (ET)
The United States spans four main time zones: Eastern (EST, UTC-5), Central (CST, UTC-6), Mountain (MST, UTC-7), and Pacific (PST, UTC-8). All observe daylight saving time on the same Sunday. The choice of US timezone significantly affects the India overlap window — East Coast teams have the best window.
About India (IST)
India uses a single timezone (IST, UTC+5:30) for the entire country, making "US to India" straightforward to compute once you know which US timezone you are in. India is the world's largest IT exporter, with over 5 million tech professionals who coordinate daily with US clients across multiple US time zones.
How to Avoid USA (Eastern)–India Conversion Mistakes
Use the live clocks and the table for different jobs. The live clocks show the current offset between USA (Eastern) and India. The table gives you a stable reference for planning common hours. If the page has more than one table column, pick the column that matches the season or DST state shown in the column label.
Daylight saving is the main trap. Some pairs stay fixed all year, while others move by one hour because only one side changes clocks, or because the two sides change on different dates. That is why this page keeps the daylight saving note near the live clocks and labels alternate table scenarios instead of hiding the offset change in a paragraph.
Always check the calendar date when the converted time lands near midnight. A late evening time in USA (Eastern) can become the next day in India, and an early morning time can still be the previous day. If the table marks "next day" or "prev day", include that date shift in the message or calendar invite.
Abbreviations can be ambiguous. ET can mean EST or EDT; London can be GMT or BST; Sydney can be AEST or AEDT. City names and IANA time zones are safer for exact scheduling than abbreviations alone. For recurring meetings, test the same local time once in January and once in July before you lock it in.
For one-off events, enter the exact date and time in the main time zone converter or meeting scheduler if the table does not show your hour. That keeps the answer tied to the correct daylight saving rule instead of a memorized offset.
When you share the result, write both local times in one line: "10:00 AM ET/ converted IST time." For client calls, flights, webinars, launches, and deadlines, also include the date. The extra wording feels repetitive, but it gives every recipient a second way to catch a timezone mistake before it becomes a missed meeting. It is especially helpful when someone forwards the invite to a third city.
Frequently Asked Questions
What is the USA to India time difference?
It depends on your US timezone. From EST: +10.5 hours (IST ahead). From CST: +11.5 hours. From MST: +12.5 hours. From PST: +13.5 hours. During US daylight saving, subtract 1 hour from each.
What time is 9 AM EST/CST/PST in India?
9:00 AM EST = 7:30 PM IST. 9:00 AM CST = 8:30 PM IST. 9:00 AM PST = 10:30 PM IST. East Coast US mornings align with India's evenings; West Coast afternoons align with India's overnight.
Which US timezone has the best overlap with India?
Eastern Time (EST) has the best overlap with India. The 8:00–9:30 AM EST window maps to 6:30–8:00 PM IST — both sides in reasonable hours. Pacific Time (PST) has virtually no standard working hours overlap.
Does India observe daylight saving time?
No. India stays at UTC+5:30 year-round. All time shifts come from the US side changing clocks in March (to daylight time) and November (back to standard time).