⭐ Support Time.now: Join our Premium Plan for an ad-free experience! ⭐ Support Us: Go Premium Ad-Free!

Convert IST Timezone

Convert Indian Standard Time (IST) to and from any other time zone.

Convert IST to any other time zone and back. IST is Indian Standard Time, which runs at UTC+05:30.

The clock below starts on IST using Mumbai, India, so you can read straight across to the cities you care about. Add or remove rows to build the comparison you need, and set a date and time to check a moment in the past or future.

    Selected Date: 00:00
    00:00
    23:59

    For more converters, browse our full list of time zone converters.

    IST covers 2 IANA time zones, including Asia/Calcutta, Asia/Kolkata. Daylight saving is applied automatically for whichever zone a city actually uses, so the result stays correct across the changeover.

    The standard time observed throughout India and Sri Lanka. It is notable for its half-hour offset from UTC. India does not observe daylight saving time, so IST is used year-round.

    See the IST time zone overview for the full picture, or the full time zone converter to compare any cities you like.

    Convert from IST

    Convert to IST

    Browse all time zone converters · IST time zone overview