Timezone conversion

IST to EST time converter.

Answer: IST is 10 hours 30 minutes ahead of fixed EST. Subtract 10 hours 30 minutes from IST; when New York observes EDT, subtract 9 hours 30 minutes instead.

Current check: IST is 9 hours 30 minutes ahead of EST. No overlap between IST and EST for the selected working hours.

Time converter

Convert a specific time.

Enter a local date and time, then convert it to another city with date rollover shown clearly.

DST-aware

Converted time

11:30 PM 9:00 AM in IST is 11:30 PM in EST on the previous day.
23:30 -1 day
Plan a meeting

IST UTC+5:30 · GMT+5:30
9:29 AM
EST UTC-4 · EDT
11:59 PM
overlap No standard overlap
none

This page maps IST to India Standard Time and EST searches to New York timezone rules. During daylight-saving months, the Eastern result may display EDT.

Key conversion facts

IST to EST at a glance

  • Fixed EST is UTC-5, making it 10 hours 30 minutes behind India Standard Time.
  • New York uses EDT at UTC-4 during daylight-saving months, reducing the difference to 9 hours 30 minutes.
  • Early-morning IST times often convert to the previous calendar day in the Eastern timezone.

Suggested meeting window

No standard 60-minute window fits both workdays.

Check shared work hours
Planning guide Best times and checks before sending. Show

What to do with this timezone conversion.

Use this page when you have a specific IST time and need the matching EST time before sending it to someone else. This page maps IST to India Standard Time and EST searches to New York timezone rules. During daylight-saving months, the Eastern result may display EDT.

1

Use the converter for the exact IST time, then check whether the resulting EST time is still reasonable for a person.

2

For launch, webinar, support, or incident work, copy the converted time with the date because the target side may land on a different day.

3

When several people are involved, move from conversion to the meeting planner before committing the time.

When this page is useful

Real situations for IST to EST.

These notes focus on the scheduling or conversion mistakes people actually make before sending a time.

India sender, US-East recipient

Use IST to EST when an India team proposes a meeting or handoff time and a US-East recipient needs the local Eastern reading.

Previous-day handoff risk

IST to EST can land on the previous calendar day for the Eastern side, so include both local dates before sending the invite.

India-to-US support coverage

Use this conversion when India support or engineering hands work to a US-East team and the note needs both local times clearly.

Scheduling workflow Show

Include the date and both local times.

Suggested conversion note: confirm the selected IST time, copy the matching EST time, and include the date if the result crosses midnight.

Confirm the date

Pick the actual date first so IST to EST reflects daylight-saving rules for that day.

Check the overlap

A correct conversion can still be a bad meeting time. If a real person must attend, check the overlap before sending.

Share both sides

Send the IST time and the EST time together so nobody has to recalculate.

Reference table 24-hour IST to EST conversion table Show
IST 24h EST 24h Date
12:00 AM 00:00 2:30 PM 14:30 -1 day
1:00 AM 01:00 3:30 PM 15:30 -1 day
2:00 AM 02:00 4:30 PM 16:30 -1 day
3:00 AM 03:00 5:30 PM 17:30 -1 day
4:00 AM 04:00 6:30 PM 18:30 -1 day
5:00 AM 05:00 7:30 PM 19:30 -1 day
6:00 AM 06:00 8:30 PM 20:30 -1 day
7:00 AM 07:00 9:30 PM 21:30 -1 day
8:00 AM 08:00 10:30 PM 22:30 -1 day
9:00 AM 09:00 11:30 PM 23:30 -1 day
10:00 AM 10:00 12:30 AM 00:30 same day
11:00 AM 11:00 1:30 AM 01:30 same day
12:00 PM 12:00 2:30 AM 02:30 same day
1:00 PM 13:00 3:30 AM 03:30 same day
2:00 PM 14:00 4:30 AM 04:30 same day
3:00 PM 15:00 5:30 AM 05:30 same day
4:00 PM 16:00 6:30 AM 06:30 same day
5:00 PM 17:00 7:30 AM 07:30 same day
6:00 PM 18:00 8:30 AM 08:30 same day
7:00 PM 19:00 9:30 AM 09:30 same day
8:00 PM 20:00 10:30 AM 10:30 same day
9:00 PM 21:00 11:30 AM 11:30 same day
10:00 PM 22:00 12:30 PM 12:30 same day
11:00 PM 23:00 1:30 PM 13:30 same day

Related timezone pages

Keep comparing without starting over.

EST to IST Reverse the conversion from Eastern time to India. US-India meeting times Compare East Coast and Pacific meeting tradeoffs. PST to IST Date-aware timezone conversion EST to PST Date-aware timezone conversion

Timezone questions answered

How do I convert IST to EST?

Subtract 10 hours 30 minutes for fixed EST. For a New York date during daylight-saving time, subtract 9 hours 30 minutes because the city uses EDT.

What is 9:00 PM IST in EST?

9:00 PM IST is 10:30 AM EST on the same day. When New York is on EDT, it is 11:30 AM instead.

Why does an IST to EST result sometimes show EDT?

EST is a fixed UTC-5 abbreviation, but New York changes to EDT at UTC-4 during daylight-saving time. The selected date determines the correct local label.

Can IST to Eastern Time land on the previous day?

Yes. IST is far ahead of US Eastern Time, so early India times commonly convert to the previous calendar day in New York.

Data note: useChrono uses IANA timezone identifiers and the platform Intl API. Daylight-saving rules can change, so confirm mission-critical times in your calendar system.