KST: Korea Standard Time
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KST to IST: convert Korea Standard Time to India Standard Time
IST is 3:30 hours behind KST all year.
Neither clock changes for daylight saving, so the gap never moves.
IST also abbreviates Israel Standard Time (UTC+2) and Irish Standard Time (UTC+1). These pages use the Indian meaning.
One instant, two local clocks
Drag one day across both zones
Shared instant12:00 UTC
Difference nowIST is 3:30 hours behind
KSTKorea Standard Time
21:00Thu, Jan 15
ISTIndia Standard Time
17:30Thu, Jan 15
Approximate daylight 09:00 to 17:00 Selected local time
Both lanes show the same instant. Local dates, daylight, and offsets come from each IANA zone on the selected date, so daylight saving changes are included.
Right now
IST: India Standard Time
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Local times come from your browser's IANA time zone data.
KST to IST hour by hour
| KST | IST |
|---|---|
| 12:00 AM | 8:30 PM (prev day) |
| 1:00 AM | 9:30 PM (prev day) |
| 2:00 AM | 10:30 PM (prev day) |
| 3:00 AM | 11:30 PM (prev day) |
| 4:00 AM | 12:30 AM |
| 5:00 AM | 1:30 AM |
| 6:00 AM | 2:30 AM |
| 7:00 AM | 3:30 AM |
| 8:00 AM | 4:30 AM |
| 9:00 AM | 5:30 AM |
| 10:00 AM | 6:30 AM |
| 11:00 AM | 7:30 AM |
| 12:00 PM | 8:30 AM |
| 1:00 PM | 9:30 AM |
| 2:00 PM | 10:30 AM |
| 3:00 PM | 11:30 AM |
| 4:00 PM | 12:30 PM |
| 5:00 PM | 1:30 PM |
| 6:00 PM | 2:30 PM |
| 7:00 PM | 3:30 PM |
| 8:00 PM | 4:30 PM |
| 9:00 PM | 5:30 PM |
| 10:00 PM | 6:30 PM |
| 11:00 PM | 7:30 PM |
Scheduling a call between KST and IST
Standard business hours (9:00 AM to 5:00 PM) overlap from 12:30 PM to 5:00 PM in KST, which is 9:00 AM to 1:30 PM in IST.
More KST conversions
Offsets are computed from the IANA time zone database for January 15 and July 15 of the current year. KST here means Korea Standard Time (South Korea); IST means India Standard Time (India).