Convert time from IST to KST. Enter any time to see the equivalent KST time, compare current IST and KST times side by side, and find overlapping business hours for calls and meetings.
Use this IST to KST converter to compare India and South Korea time, check the 3 hours and 30 minutes gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 9:00 AM IST / 12:30 PM KST.
Converting between India Standard Time and Korea Standard Time means accounting for a 3 hours and 30 minutes gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in India Standard Time (UTC +5:30) that you want to convert. Hit "Now" to load the current ist time instantly, or use "+1h" to step forward and compare.
The equivalent Korea Standard Time (UTC +9) time appears immediately. Since kst is 3 hours and 30 minutes ahead of ist, most daytime conversions stay on the same calendar day.
Klik "Salin Waktu" untuk mengambil hasil pertama untuk kalender atau pesan Anda. Gunakan "+1d" untuk memeriksa perubahan konversi antar tanggal — berguna saat Waktu Musim Panas mengubah kesenjangan.
Saat seseorang di India menyarankan pukul 09.00, berarti pukul 12.30 waktu setempat. Konverter ini menunjukkan tumpang tindih sehingga kedua belah pihak sepakat pada satu slot — tidak ada bolak-balik.
Late-night ist times can land on a different date in kst because of the 3 hours and 30 minutes offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.
The half-hour offset between ist (UTC +5:30) and kst (UTC +9) already makes mental math tricky — add Daylight Saving Time and the gap can shift further. This converter uses live UTC offsets, so you're always accurate.
Product launches, sports matches, and webinars are often announced in ist. Convert the event time to kst so you know exactly when to tune in — with a 3 hours and 30 minutes difference, a morning event in India falls during work hours in South Korea.
Tabel konversi referensi cepat yang mencakup sekilas setiap jam dalam sehari.
India Standard Time to Korea Standard Time full day schedule
| Waktu Standar India | Korea Standard Time |
|---|---|
| 12:00 |
03.30
|
| 1:00 pagi |
04:30
|
| 02:00 |
05.30
|
| 03.00 |
06.30
|
| 04.00 |
07:30
|
| 05.00 |
08:30
|
| 06.00 |
09:30
|
| 07:00 |
10:30
|
| 08:00 |
11:30
|
| 09:00 |
12:30
|
| 10:00 |
13.30
|
| 11:00 |
14.30
|
| 12:00 |
15.30
|
| 13.00 |
16.30
|
| 14.00 |
17.30
|
| 15.00 |
18:30
|
| 16.00 |
19:30
|
| 17.00 |
20.30
|
| 18.00 |
21:30
|
| 19.00 |
22:30
|
| 20.00 |
23:30
|
| 21:00 |
12:30
(keesokan harinya)
|
| 22:00 |
01:30
(keesokan harinya)
|
| 23:00 |
02.30
(keesokan harinya)
|
Indian business hours run 10 AM – 7 PM IST typically; IT / BPO shifts commonly extend to cover US and UK working hours, so 3:30 PM – 12:30 AM IST (US overlap) and 12:30 PM – 9 PM IST (UK overlap) are the two second shifts you see most often. Weekend is Saturday-Sunday for most private-sector employers.
Explore more ist conversions for major business and travel corridors. Each page includes a 24-hour chart, time difference summary, and meeting overlap guidance.
Find the time difference from any major zone into Korea Standard Time. Use these pages when scheduling with South Korea from a different region.
