South Korea to AWST
-1hSouth Korea
KSTSOURCEAWST
AWSTGreen rows indicate typical business hours (9 AM - 5 PM)
KST and AWST on the World Map
The map below highlights the KST (Korea Standard Time) and AWST (Australian Western Standard Time) timezone regions across the globe.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •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).
AWST – Australian Western Standard Time
UTC+08:00Australian Western Standard Time (AWST) is the time zone for Western Australia, 8 hours ahead of UTC.
- •Western Australia does not observe daylight saving time.
- •Perth is the most isolated major city in the world.
- •AWST is the same offset as China Standard Time and Singapore Time.
South Korea to AWST Time Difference – Complete Guide
South Korea runs on Korean Standard Time (KST) at UTC+09:00. AWST runs on Australian Western Standard Time (AWST) at UTC+08:00. That puts South Korea 1 hour behind AWST — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in South Korea it is 8:00 AM in AWST. Midnight in South Korea is 11:00 PM in AWST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
South Korea to AWST time conversion table
| South Korea (KST) | AWST (AWST) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert South Korea to AWST time
- Scheduling a call from South Korea to AWST: a 10:00 AM start in South Korea lands at 9:00 AM in AWST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both South Korea and AWST are inside the 9-to-5 working day between 10:00 AM and 5:00 PM KST time (9:00 AM–4:00 PM AWST). That is roughly 7 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in South Korea is 7:00 PM in AWST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM KST" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM KST as the recurring meeting window if you work primarily from South Korea and need AWST colleagues present.
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 AWST (Australian Western Standard Time)
Australian Western Standard Time (AWST) is used in Western Australia. WA does not observe daylight saving time, having rejected it in multiple referendums. Perth is the most remote major city in the world.
Best time to call between South Korea and AWST
Both South Korea and AWST sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM KST, which is 9:00 AM–4:00 PM AWST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
South Korea and AWST share 7 hours of working-hours overlap (10:00 AM–5:00 PM KST), so scheduling a live meeting is straightforward.
South Korea is 1 hour behind AWST (KST UTC+09:00 → AWST UTC+08:00). The shared working window is 10:00 AM–5:00 PM KST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between South Korea and AWST?
South Korea (KST, UTC+09:00) is 1 hour behind AWST (AWST, UTC+08:00). The gap is currently -1h.
How do I convert South Korea time to AWST time?
Add -1h to South Korea local time. For example, 9:00 AM in South Korea is 8:00 AM in AWST.
What time is it in AWST right now?
AWST uses AWST at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from South Korea.
What is the best time to call AWST from South Korea?
Call between 10:00 AM and 5:00 PM KST — that maps to 9:00 AM–4:00 PM AWST and keeps both parties inside the working day.
Which is behind, South Korea or AWST?
South Korea is 1 hour behind AWST. When it is 12:00 PM in South Korea it is 11:00 AM in AWST.
Do South Korea and AWST use different time zones?
South Korea (South Korea) uses KST at UTC+09:00, while AWST uses AWST at UTC+08:00. The IANA identifiers are Asia/Seoul and Australia/Perth.
Does daylight saving time affect the South Korea–AWST difference?
Neither zone observes daylight saving time, so the -1h offset between South Korea and AWST is fixed all year.
Which other cities share South Korea's time zone?
KST also covers Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
Which countries use KST, South Korea's zone?
KST is used in South Korea, North Korea.
Is there a day difference between South Korea and AWST?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between South Korea and AWST?
AWST is -1h from South Korea.
What timezone is South Korea in?
South Korea operates on its local timezone.
What timezone is AWST in?
AWST operates on its local timezone.
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 AWST timezone?
Major cities in the AWST timezone include Perth, Mandurah, Bunbury, Geraldton.
What is the UTC offset for AWST?
Australian Western Standard Time (AWST) is at UTC+08:00.
What should I know about the AWST timezone?
Western Australia does not observe daylight saving time. Perth is the most isolated major city in the world.
When is it midnight in South Korea, what time is it in AWST?
When it is 12:00 AM (midnight) in South Korea (KST), it is -1h later in AWST (AWST).
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