KST to NZST Time Converter
Compare KST and NZST instantly. The clocks below stay in sync with the IANA time-zone database, so daylight-saving transitions are handled automatically for both Seoul and Auckland.
24-Hour Comparison Timeline
Green = working hours · Yellow = early/late · Red = night
24-hour reference table
| KST (Seoul) | NZST (Auckland) |
|---|---|
| 12:00 AM | 03:00 AM |
| 01:00 AM | 04:00 AM |
| 02:00 AM | 05:00 AM |
| 03:00 AM | 06:00 AM |
| 04:00 AM | 07:00 AM |
| 05:00 AM | 08:00 AM |
| 06:00 AM | 09:00 AM |
| 07:00 AM | 10:00 AM |
| 08:00 AM | 11:00 AM |
| 09:00 AM | 12:00 PM |
| 10:00 AM | 01:00 PM |
| 11:00 AM | 02:00 PM |
| 12:00 PM | 03:00 PM |
| 01:00 PM | 04:00 PM |
| 02:00 PM | 05:00 PM |
| 03:00 PM | 06:00 PM |
| 04:00 PM | 07:00 PM |
| 05:00 PM | 08:00 PM |
| 06:00 PM | 09:00 PM |
| 07:00 PM | 10:00 PM |
| 08:00 PM | 11:00 PM |
| 09:00 PM | 12:00 AM(Sun, Jul 26) |
| 10:00 PM | 01:00 AM(Sun, Jul 26) |
| 11:00 PM | 02:00 AM(Sun, Jul 26) |
Daylight saving time
Auckland observes daylight saving time; Seoul does not. Expect a one-hour swing when Auckland starts or ends DST.
Working-hours overlap
9 AM–2 PM KST (12 PM–5 PM NZST) — the shared 9-to-5 window for meetings.
Frequently asked questions
What is the time difference between KST and NZST?+
NZST (UTC+12:00) is currently 3 hours ahead of KST (UTC+09:00). This page recalculates the offset live from the IANA time-zone database, including any daylight-saving transitions.
Does KST or NZST observe daylight saving time?+
Auckland observes daylight saving time; Seoul does not, so the gap changes when Auckland springs forward or falls back. Times on this page always reflect the current local rules.
What are the best meeting hours between Seoul and Auckland?+
Standard 9–5 working hours in Seoul and Auckland overlap from 9 AM to 2 PM KST (12 PM–5 PM NZST). Schedule calls inside this window to keep both sides in normal business hours.
How do I quickly convert KST to NZST?+
Use the live clocks and 24-hour reference table above. Pick any hour on the KST row to see the matching NZST time. The Event Planner also lets you pick a specific date and share it with attendees.