IST to UTC — Time Zone Converter
India Standard Time (IST, UTC+5:30) covers India; Coordinated Universal Time (UTC, UTC+0) covers the global reference timeline. In standard time, UTC is 5½ hours behind IST. Mornings in the global reference timeline overlap with afternoons in India, which keeps both sides inside office hours. 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 UTC, hour by hour (today)
Frequently asked questions
What is the time difference between IST and UTC?+
India Standard Time (IST) is UTC+5:30 and Coordinated Universal Time (UTC) is UTC+0, so in standard time UTC is 5½ hours behind IST. Neither zone observes daylight saving time, so this difference is the same all year.
Does IST or UTC observe daylight saving time?+
India Standard Time stays on UTC+5:30 all year — no daylight saving time. Coordinated Universal Time stays on UTC+0 all year — no daylight saving time.
What is the best time for a meeting between IST and UTC?+
Mornings in the global reference timeline overlap with afternoons in India, which keeps both sides inside office hours. 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 UTC 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 UTC times spelled out so nobody has to do the math.