IST to KST Time Converter
Convert India Standard Time to Korea Standard Time instantly.
Scroll the timeline to check any hour of the day.
India Standard Time
IST
1:54
Korea Standard Time
KST
5:24
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How the IST to KST time difference works
KST is 3 hours 30 minutes ahead of IST. India Standard Time (IST) is the time zone of India and Sri Lanka. Korea Standard Time (KST) is the time zone of South Korea. For example, 9:00 AM IST is 12:30 PM KST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
3 hours 30 minutes
Daylight saving
Neither
IST offset
UTC+5:30
KST offset
UTC+9
IST to KST conversion chart
| India Standard Time (IST) | Korea Standard Time (KST) |
|---|---|
| 12:00 AM | 3:30 AM |
| 1:00 AM | 4:30 AM |
| 2:00 AM | 5:30 AM |
| 3:00 AM | 6:30 AM |
| 4:00 AM | 7:30 AM |
| 5:00 AM | 8:30 AM |
| 6:00 AM | 9:30 AM |
| 7:00 AM | 10:30 AM |
| 8:00 AM | 11:30 AM |
| 9:00 AM | 12:30 PM |
| 10:00 AM | 1:30 PM |
| 11:00 AM | 2:30 PM |
| 12:00 PM | 3:30 PM |
| 1:00 PM | 4:30 PM |
| 2:00 PM | 5:30 PM |
| 3:00 PM | 6:30 PM |
| 4:00 PM | 7:30 PM |
| 5:00 PM | 8:30 PM |
| 6:00 PM | 9:30 PM |
| 7:00 PM | 10:30 PM |
| 8:00 PM | 11:30 PM |
| 9:00 PM | 12:30 AM +1 day |
| 10:00 PM | 1:30 AM +1 day |
| 11:00 PM | 2:30 AM +1 day |
Best time to meet
A standard 9 to 5 workday overlaps from 9:00 AM to 1:30 PM IST (12:30 PM to 5:00 PM KST). Schedule inside that window to catch both coasts during business hours.
Cities in each time zone
India Standard Time (IST)
MumbaiDelhiBengaluruKolkataChennaiHyderabad
Korea Standard Time (KST)
SeoulBusanIncheonDaeguDaejeon
IST to KST questions
Is KST ahead of or behind IST?
KST is 3 hours 30 minutes ahead of IST. So 9:00 AM IST is 12:30 PM KST, and 5:00 PM IST is 8:30 PM KST.
What time is it in KST when it is 12:00 PM IST?
When it is 12:00 PM (noon) IST in India Standard Time, it is 3:30 PM KST in Korea Standard Time.
How many hours difference is there between IST and KST?
There is a 3 hours 30 minutes difference. Korea Standard Time (KST) runs 3 hours 30 minutes ahead of India Standard Time (IST).
Do IST and KST observe daylight saving time?
Neither India Standard Time nor Korea Standard Time observes daylight saving time, so the 3 hours 30 minutes difference between them is the same all year.
What is the best time to schedule a meeting between IST and KST?
A standard 9-to-5 workday overlaps from 9:00 AM to 1:30 PM IST (12:30 PM to 5:00 PM KST). Scheduling inside that window keeps the call during business hours in both India Standard Time and Korea Standard Time.
Which cities use IST and KST?
India Standard Time (IST) covers cities such as Mumbai, Delhi, Bengaluru, Kolkata, Chennai, Hyderabad. Korea Standard Time (KST) covers cities such as Seoul, Busan, Incheon, Daegu, Daejeon.