IST to KST Converter

Convert between any time zones worldwide. Free and accurate time zone converter with DST support.

Edit time and date on either side to see the conversion instantly.

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IST
Indian Standard Time
Date changes are handled automatically when conversions cross midnight.
KST
Korea Standard Time
Date changes are handled automatically when conversions cross midnight.

Popular Timezone Conversions

CST to EST PST to EST MST to EST GMT to EST JST to EST GST to EST IST to EST EST to GMT

About IST to KST Conversion

Converting time between IST and KST requires understanding their time zone offsets and any daylight saving time adjustments. IST (IST) operates at UTC+5, while KST (KST) is set to UTC+9. This means KST is 3.5 hours ahead IST. For example, when it's 7:39 AM IST on February 4, 2026, it's 11:09 AM KST in KST. Use this converter to quickly find the equivalent time in KST for any time in IST, whether you're scheduling meetings, planning travel, or coordinating with teams across different time zones.

How to Use the Time Zone Converter

  1. Select your source timezone from the "From timezone" dropdown (use search to find quickly)
  2. Enter the date and time you want to convert (or click "Today" and "Now" for current time)
  3. Select your target timezone from the "To timezone" dropdown
  4. The conversion updates automatically as you change inputs - no button needed!
  5. Use "Copy" button to copy the converted time, or use presets for quick conversions

More Conversions from IST

IST to EST IST to CST IST to MST IST to MDT IST to PST IST to AKST IST to HST IST to GMT IST to CET IST to EET IST to MSK IST to JST IST to CST-CHINA IST to HKT IST to SGT IST to GST IST to AEST IST to AWST IST to NZST IST to UTC IST to ART IST to BRT IST to PHT IST to BDT IST to SAST IST to ICT IST to EAT IST to WAT IST to PKT

Frequently Asked Questions

What is the time difference between IST and KST?

The time difference between IST and KST is 3.5 hours. KST is 3.5 hours ahead IST.

Is KST ahead of or behind IST?

KST is ahead of IST by 3.5 hours. When it's 9 AM in IST, it's 12:30 PM in KST.

How many hours do you add to IST to get KST?

You add 3.5 hours to IST to get KST. For example, 9 AM IST + 3.5 hours = 12:30 PM KST.

Does the IST to KST time difference change during Daylight Saving Time?

No, the time difference between IST and KST remains constant throughout the year. Neither timezone observes Daylight Saving Time, so the 3.5-hour difference stays the same.

What is 9 AM IST in KST?

9 AM IST is 12:30 PM KST. This conversion accounts for the 3.5-hour time difference between the two timezones.

Is IST the same throughout the year when converting to KST?

Yes, the conversion between IST and KST remains consistent throughout the year. Since neither timezone observes Daylight Saving Time, the 3.5-hour difference is constant, making conversions predictable and straightforward.

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