Инструменты Intosoft

Seoul to Auckland

+4h

Seoul

KSTSOURCE
South Korea · UTC+09:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Auckland

NZDT
New Zealand · UTC+13:00☀ DST active
HH04
:
MM00
  
16:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Seoul
Auckland
12:00 AM
4:00 AM
2:00 AM
6:00 AM
4:00 AM
8:00 AM
6:00 AM
10:00 AM
8:00 AM
12:00 PM
10:00 AM
2:00 PM
12:00 PM
4:00 PM
2:00 PM
6:00 PM
4:00 PM
8:00 PM
6:00 PM
10:00 PM
8:00 PM
12:00 AM+1
10:00 PM
2:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

KST and NZDT on the World Map

The map below highlights the KST (Korea Standard Time) and NZDT (New Zealand Standard Time) timezone regions across the globe.

KSTNZDTSeoulBusanIncheonDaeguAucklandWellingtonChristchurchHamilton
KST Zone
→
NZDT Zone

Explore all world timezones interactively →

KST – Korea Standard Time

UTC+09:00

Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.

Countries in KST
South KoreaNorth Korea
Major Cities in KST
SeoulBusanIncheonDaeguDaejeonPyongyang
Key Facts about KST
  • •South Korea does not observe daylight saving time.
  • •Seoul is home to Samsung, LG, and Hyundai headquarters.
  • •KST is the same offset as JST (UTC+09:00).
Daylight Saving:No – UTC+09:00 year-round
Learn more about KST on Wikipedia

NZST – New Zealand Standard Time

UTC+12:00

New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.

Countries in NZST
New Zealand
Major Cities in NZST
AucklandWellingtonChristchurchHamiltonDunedin
Key Facts about NZST
  • •New Zealand is among the first major countries to see a new day.
  • •NZST is 17 hours ahead of EST.
  • •New Zealand observes DST from September to April (Southern Hemisphere summer).
Daylight Saving:Yes – switches to NZDT
Learn more about NZST on Wikipedia

About Seoul

Wikipedia

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

Population:9.7 million
Metro:25.5 million
Business Hours:9:00 AM - 6:00 PM KST
Currency:KRW (₩)
Stock Exchange:KRX (Korea Exchange)
Key Landmarks
Gyeongbokgung PalaceN Seoul TowerBukchon Hanok VillageDongdaemun Design PlazaCheonggyecheon Stream
Did You Know?

Seoul has the fastest average internet speed in the world.

Learn more about KST timezone →

About Auckland

Wikipedia

Auckland operates on New Zealand Standard Time (NZST), UTC+12. As the first major city to see each day, Auckland opens global business ahead of all other markets.

Population:1.7 million
Metro:1.7 million
Business Hours:9:00 AM - 5:00 PM NZST
Currency:NZD (NZ$)
Stock Exchange:NZX (New Zealand Exchange)
Key Landmarks
Sky TowerAuckland Harbour BridgeAuckland War Memorial MuseumWaiheke IslandRangitoto Island
Did You Know?

Auckland is the first major city to see the sunrise each day (along with cities further east).

Learn more about NZDT timezone →

Comparing Time Zones: Seoul and Auckland

Seoul runs on Korean Standard Time (KST) at UTC+09:00. Auckland runs on New Zealand Daylight Time (NZDT) at UTC+13:00, also currently on daylight saving time. That puts Seoul 4 hours ahead of Auckland — a difference of +4h at the current offsets.

In practice, when it is 9:00 AM in Seoul it is 1:00 PM in Auckland. Midnight in Seoul is 4:00 AM in Auckland.Auckland observes daylight saving time while Seoul does not, so the gap narrows or widens by an hour part of the year.

Seoul to Auckland time conversion table

Seoul (KST)Auckland (NZDT)Day
12:00 AM4:00 AMsame day
6:00 AM10:00 AMsame day
7:00 AM11:00 AMsame day
8:00 AM12:00 PMsame day
9:00 AM1:00 PMsame day
12:00 PM4:00 PMsame day
3:00 PM7:00 PMsame day
5:00 PM9:00 PMsame day
6:00 PM10:00 PMsame day
9:00 PM1:00 AMnext day

Why people convert Seoul to Auckland time

  • Scheduling a call from Seoul to Auckland: a 10:00 AM start in Seoul lands at 2:00 PM in Auckland, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Seoul and Auckland are inside the 9-to-5 working day between 9:00 AM and 1:00 PM KST time (1:00 PM–5:00 PM NZDT). That is roughly 4 hours of usable overlap.
  • Coordinating a Seoul-based team with Auckland contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
  • Always state the zone abbreviation, not just the hour. "3:00 PM KST" is unambiguous; "3 PM" across a +4h gap is not.
  • Block 9:00 AM–1:00 PM KST as the recurring meeting window if you work primarily from Seoul and need Auckland colleagues present.
  • Auckland: Clocks fall back on Sat, Apr 3, 2027. Any meeting series spanning that date will shift by an hour in local time.

About KST (Korea Standard Time)

Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.

About NZST (New Zealand Standard Time)

New Zealand Standard Time (NZST) is the standard time zone for New Zealand and its dependencies. New Zealand is among the first countries to see a new calendar day. During summer (September to April), clocks advance to New Zealand Daylight Time (NZDT, UTC+13:00).

Best time to call between Seoul and Auckland

Both Seoul and Auckland sit inside the 9 AM – 5 PM working day between 9:00 AM–1:00 PM KST, which is 1:00 PM–5:00 PM NZDT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Seoul and Auckland overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.

Seoul is 4 hours ahead of Auckland (KST UTC+09:00 → NZDT UTC+13:00). The shared working window is 9:00 AM–1:00 PM KST. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Seoul

Does not observe DST

Auckland

☀ Currently in DST

Standard: UTC+12:00 · DST: UTC+13:00

Clocks fall back on Sat, Apr 3, 2027

Frequently Asked Questions

What is the time difference between Seoul and Auckland?

Seoul (KST, UTC+09:00) is 4 hours ahead of Auckland (NZDT, UTC+13:00). The gap is currently +4h.

How do I convert Seoul time to Auckland time?

Add +4h to Seoul local time. For example, 9:00 AM in Seoul is 1:00 PM in Auckland.

What time is it in Auckland right now?

Auckland uses NZDT at UTC+13:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h offset from Seoul.

What is the best time to call Auckland from Seoul?

Call between 9:00 AM and 1:00 PM KST — that maps to 1:00 PM–5:00 PM NZDT and keeps both parties inside the working day.

Which is ahead, Seoul or Auckland?

Seoul is 4 hours ahead of Auckland. When it is 12:00 PM in Seoul it is 4:00 PM in Auckland.

Do Seoul and Auckland use different time zones?

Seoul (South Korea) uses KST at UTC+09:00, while Auckland (New Zealand) uses NZDT at UTC+13:00. The IANA identifiers are Asia/Seoul and Pacific/Auckland.

Does daylight saving time affect the Seoul–Auckland difference?

Yes at the moment: Auckland is on daylight saving time and Seoul is not, so the +4h gap shifts by an hour when exactly one of them changes clocks.

Which other cities share Seoul's time zone?

KST also covers Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.

Which countries use KST, Seoul's zone?

KST is used in South Korea, North Korea.

Is there a day difference between Seoul and Auckland?

Not normally. The +4h gap only pushes the date over for late-evening times.

What is the time difference between Seoul and Auckland?

Auckland is +4h from Seoul.

What timezone is Seoul in?

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

What timezone is Auckland in?

Auckland operates on New Zealand Standard Time (NZST), UTC+12. As the first major city to see each day, Auckland opens global business ahead of all other markets.

What are the business hours in Seoul?

Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.

What are the business hours in Auckland?

Standard business hours in Auckland are 9:00 AM - 5:00 PM NZST.

What is the best time to schedule a call between Seoul and Auckland?

The best overlap for a call is when both cities are in business hours. Seoul works 9:00 AM - 6:00 PM KST and Auckland works 9:00 AM - 5:00 PM NZST (+4h difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Seoul and Auckland?

Seoul uses KRW (₩) while Auckland uses NZD (NZ$). Check current exchange rates when planning travel or business between these cities.

How do Seoul and Auckland compare in size?

Seoul has a population of approximately 9.7 million (metro: 25.5 million), while Auckland has approximately 1.7 million (metro: 1.7 million).

What are the major landmarks in Seoul and Auckland?

Seoul is known for Gyeongbokgung Palace, N Seoul Tower, Bukchon Hanok Village. Auckland is famous for Sky Tower, Auckland Harbour Bridge, Auckland War Memorial Museum.

Do Seoul and Auckland have stock exchanges?

Yes. Seoul has the KRX (Korea Exchange) and Auckland has the NZX (New Zealand Exchange). The +4h time difference affects trading hour overlaps between these exchanges.

Which countries use KST (Korea Standard Time)?

KST is used in South Korea, North Korea.

Does KST observe daylight saving time?

No, KST does not observe daylight saving time and remains at UTC+09:00 year-round.

What are some interesting facts about KST?

South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.

Which cities are in the NZST timezone?

Major cities in the NZST timezone include Auckland, Wellington, Christchurch, Hamilton, Dunedin.

What is the UTC offset for NZST?

New Zealand Standard Time (NZST) is at UTC+12:00. During daylight saving time, it shifts to NZDT.

What should I know about the NZST timezone?

New Zealand is among the first major countries to see a new day. NZST is 17 hours ahead of EST.

When is it midnight in Seoul, what time is it in Auckland?

When it is 12:00 AM (midnight) in Seoul (KST), it is +4h later in Auckland (NZST).