IST to EST — Time Zone Converter
India Standard Time (IST, UTC+5:30) covers India; Eastern Time (EST, UTC−5) covers the US East Coast. In standard time, EST is 10½ hours behind IST. The practical window is early morning in the US East Coast, which lands in the late afternoon or evening in India. Use the live converter below — it applies today's IANA time zone data, including daylight saving time, and gives you a meeting schedule you can paste straight into email or Slack.
IST to EST, hour by hour (today)
Frequently asked questions
What is the time difference between IST and EST?+
India Standard Time (IST) is UTC+5:30 and Eastern Time (EST) is UTC−5, so in standard time EST is 10½ hours behind IST. The gap shifts by an hour around daylight saving transitions, so always check a live converter near the change dates in spring and autumn.
Does IST or EST observe daylight saving time?+
India Standard Time stays on UTC+5:30 all year — no daylight saving time. Eastern Time observes daylight saving time (EST in winter, EDT in summer).
What is the best time for a meeting between IST and EST?+
The practical window is early morning in the US East Coast, which lands in the late afternoon or evening in India. The converter above highlights office hours in green for both zones, so you can slide to a time that works for everyone.
How do I share a IST to EST meeting time by email?+
Pick a time in the converter, log it to the Smart Clipboard, and copy it as bullets, a formatted table, or a one-line question — with both IST and EST times spelled out so nobody has to do the math.