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KST to IST Time Converter

Use this KST to IST time converter to compare South Korea and India time instantly. IST is 3 hours and 30 minutes behind KST, so 9:00 AM KST becomes 5:30 AM IST and 5:00 PM KST becomes 1:30 PM IST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.

KST Korea Standard Time
...
IST India Standard Time
...
Select a time to convert

KST to IST Quick Facts

Use this KST to IST converter to compare South Korea and India time, check the 3 hours and 30 minutes gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 1:00 PM KST / 9:30 AM IST.

Time Difference
India Standard Time is 3 hours and 30 minutes behind Korea Standard Time
Useful when deadlines, handoffs, or calls cross workday boundaries.
Best Call Window
Best overlap starts around 1:00 PM KST and 9:30 AM IST.
Common Use Cases
Useful for remote teams, customer support windows, travel planning, webinars, and same-day deadline handoffs.

How to Convert KST to IST

Converting between Korea Standard Time and India 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.

Enter Your KST Time

Pick the date and time in Korea Standard Time (UTC +9) that you want to convert. Hit "Now" to load the current KST time instantly, or use "+1h" to step forward and compare.

Read the IST Result

The equivalent India Standard Time (UTC +5:30) time appears immediately. Since IST is 3 hours and 30 minutes behind of KST, most daytime conversions stay on the same calendar day.

Copy or Fine-Tune

Click "Copy Time" to grab the IST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.

Why Choose Our KST to IST Converter

Align KST–IST Meetings Instantly

When someone in South Korea suggests 1:00 PM KST, that's 9:30 AM IST. This converter shows the overlap so both sides agree on one slot — no back-and-forth.

Spot Date-Line Shifts at a Glance

Late-night KST times can land on a different date in IST 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.

Handles DST Transitions Automatically

The half-hour offset between KST (UTC +9) and IST (UTC +5:30) 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.

Never Miss a KST-Timed Event

Product launches, sports matches, and webinars are often announced in KST. Convert the event time to IST so you know exactly when to tune in — with a 3 hours and 30 minutes difference, a morning event in South Korea falls during work hours in India.

KST to IST Time Conversion Chart

Quick-reference conversion table covering every hour of the day at a glance.

Complete 24-Hour Conversion

Korea Standard Time to India Standard Time full day schedule

12:00 AM
KST
8:30 PM
IST
(previous day)
1:00 AM
KST
9:30 PM
IST
(previous day)
2:00 AM
KST
10:30 PM
IST
(previous day)
3:00 AM
KST
11:30 PM
IST
(previous day)
4:00 AM
KST
12:30 AM
IST
5:00 AM
KST
1:30 AM
IST
6:00 AM
KST
2:30 AM
IST
7:00 AM
KST
3:30 AM
IST
8:00 AM
KST
4:30 AM
IST
9:00 AM
KST
5:30 AM
IST
10:00 AM
KST
6:30 AM
IST
11:00 AM
KST
7:30 AM
IST
12:00 PM
KST
8:30 AM
IST
1:00 PM
KST
9:30 AM
IST
2:00 PM
KST
10:30 AM
IST
3:00 PM
KST
11:30 AM
IST
4:00 PM
KST
12:30 PM
IST
5:00 PM
KST
1:30 PM
IST
6:00 PM
KST
2:30 PM
IST
7:00 PM
KST
3:30 PM
IST
8:00 PM
KST
4:30 PM
IST
9:00 PM
KST
5:30 PM
IST
10:00 PM
KST
6:30 PM
IST
11:00 PM
KST
7:30 PM
IST